Objective NCERT at your FINGERTIPS: Biology

NCERT

Chapter 20

Locomotion and Movement - all with Video Answers

Educators

Chapter Questions

Problem 1

Match Column-l with Column-ll and select the correct cotion from the codes given below. Column-I Column-ll
A. Amoeboid movement
(i) Limbs
B. Ciary movement
(1) Leucocytes
C Flage"ar movement
(ii) Trachea
D. Muselar movement
(in) Spermatozoa
A
B
C
D
(a) (ii)
(1)
(i)
(w)
(b) (ii)
(ii)
(iv)
(i)
(c) $(i)$
(ii)
(iii)
(iv)
d) (ir)
(i)
(i)
(iii)

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Problem 2

Passage of ova through female reproductive tract is facilitated by
(a) ciliary movement
(b) amoeboid movement
(c) flagellar movement
(d) cydosis.

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Problem 3

Read the following statements and select the correct option. Statement 1: Locomotion is the movement of an individual from one place to another. Statement 2 : All movements are locomotions but all locomotions are not movement.
(a) Both statements 1 and 2 are correct and statement 2 is the correct explanation of statement 1 .
(b) Both statements 1 and 2 are correct but statement 2 is not the correct explanation of statement 1 .
(c) Statement 1 is correct and statement 2 is incorrect.
'd) Both statements 1 and 2 are incorrect.

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Problem 4

Microfilaments are involved in
(a) amoeboid movement
(b) ciliary movement
(c) muscular movement
(d) both (a) and (b).

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Problem 5

The given figure is related with myosin monomer (meromyosin). Identify the parts labelled from $A$ to $C$ and select the correct option.

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Problem 6

inding stes The functional unit of contractile system in a strized nosked
(a) sarcomere
(b) Z-band
(c) cross bridges
(d) myofibril.

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Problem 7

What is sarcomere?
(a) Part between two H-lines
(b) Part between two A-lines
(c) Part between two l-bands
(d) Part between two Z-lines

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Problem 8

Given below is the figure of a sarcomere. Identify the labelled as $A$ to $D$ and select the correct option. B I

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Problem 9

Dark bands are
(a) A-band
(b) B-band
(c) 1 -band
(d) Z-line.

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Problem 10

Which of the following statements are correct regodif? muscle proteins?
(i) Actin is a thin filament and is made up of two ratis
(ii) The complex protein, tropomyosin is distributed regular intervals on the troponin.

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Problem 11

$\boldsymbol{\alpha}$ "ret is ivvoluntary and involuntary muscle and fusiform in shape.

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Problem 12

A fyure the parts labelled as $A, B, C, D, E$ and $F$ and select
0
option.

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Problem 13

unbinding sites are located on
a nepconin
(b) tropomyosin
16 reromyosin
(d) both (b) and (c).

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Problem 14

se tpe of musde fibre present in the wall of alimentary
$\begin{array}{ll}\text { galis } & \text { smooth muscle fibre } & \text { (b) striped muscle fibre }\end{array}$
Id cardiac muscle fibre
(d) both (a) and (b).

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Problem 15

Wich of the following statements is incorrect?
4 Seoth muscles are found in urinary bladder, alimentary canal and genital tract.
B) Asriated muscle is a syncytium i.e., a multinucleate stivuture.
d. The ctoplasm of striated muscle is called endoplasm.
4 The plasma membrane and $\mathrm{ER}$ of striated muscles are cled sarcolemma and sarcoplasmic reticulum respectively.

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Problem 16

and sarcoplasmic reticulum respectively. Hach Column-I with Column-II and select the correct woin from the codes given below. Column-I Column-II
A Structural and functional
(i) $\mathrm{H}$-zone unit of a myofibril
Q Protein of thin filament
(ii) Myosin
C Protein of thick filament
(iii) Sarcomere
Q The central part of thick
(iv) Actin filament not overlapped
by thin filament

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Problem 17

Which of the following statements about the striated muscles is incorrect?
(a) In the centre of each I - band is an elastic fibre (Z-line) which bisects it.
(b) Thin filaments are firmly attached to the Z-line.
(c) M-line is a fibrous membrane in the middle of A-bands.
(d) None of these

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Problem 18

Which of the following statements about the molecular arrangement of actin and myosin in myofibrils islare incorrect?
(i) Each actin (thin filament) is made of $2 \mathrm{~F}$ (filamentous) actins.
(ii) F-actin is the polymer of G (globular) actin.
(iii) 2 F-actins are twisted into a helix.
(iv) Two strands of tropomyosin (protein) lie in the grooves of F-actin.
(v) Troponin molecules (complex proteins) are distributed at regular intervals on the tropomyosin.
(vi) Troponin forms the head of the myosin molecule.
(vii) The myosin is a polymerised protein.
(a) (i), (iii) and (vii)
(b) (ii), (iv) and (v)
(c) Only (vi)
(d) Only (iii)

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Problem 19

The given figure shows an actin (thin) filament. Identify the labelled parts $A, B$ and $C$ and select the correct option.The given figure shows an actin (thin) filament. Identify the labelled parts $A, B$ and $C$ and select the correct option.

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Problem 20

Read the following statements carefully and select the correct ones.
(i) Cardiac fibres are branched with one or more nuclei
(ii) Smooth muscles are unbranched and cylindrical
(iii) Skeletal muscles can be branched or unbranched
(iv) Smooth muscles are non-striated
(a) only (iv)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) only (iii)

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Problem 21

Which of the following sarcomeres is labelled correctly?

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Problem 22

The 'thick' filament in muscles is polymerised protein of
(a) meromyosins
(b) actins
(c) troponins
(d) tropomyosins.

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Problem 23

3. Fill up the blanks in the following sentence by selecting the correct option. The thin filaments of myofibril contain (A) actin and two filaments of $\underline{(B)}$ protein along with $\underline{\text { CC }}$ protein for masking binding site for myosin. A $\quad$ B $C$
(a) $1 \mathrm{~F}$ troponin tropomyosin
(b) IF tropomyosin troponin
(c) $2 \mathrm{~F}$ troponin tropomyosin
(d) $2 \mathrm{~F}$ tropomyosin troponin

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Problem 24

4. Read the given statements and select the correct option. Statement $1:$ A primary myofilament is composed of a bundle of rod-like molecules of a protein myosin. Statement $2:$ Myosin and actin together form a contractile apparatus.
(a) Both statements 1 and 2 are correct and statement 2 is the correct explanation of statement $1 .$
(b) Both statements 1 and 2 are correct but statement 2 is not the correct explanation of statement 1 .
(c) Statement 1 is correct and statement 2 is incorrect.
(d) Both statements 1 and 2 are incorrect.

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Problem 25

. Consider the following statements each with one or two blanks.
(i) Repeated activation of the muscles can lead to the accumulation of $\underline{(1)}$ due to anaerobic breakdown of glycogen in them, causing fatigue.
(ii) The globular head of meromyosin is an active ATPase enzyme and has binding sites for $(2)$ and active sites for $(3)$.
(iii) This central part of thick filament, not overlapped by thin filaments is called the (4) . Which one of the following options correctly fills the concerned blanks?
(a) (1) - glucose, (4) - A band
(b) $^{5 n}$ (1) - pyruvic acid, (2) - troponin, (3) - myosin
(c) (2) - ATP, (3) - actin, (4) $-\mathrm{H}$ zone
(d) (1) - lactic acid, (4) $-1$ band

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Problem 26

25. Consider the following statements each with one or two blanks.
(i) Repeated activation of the muscles can lead to the accumulation of $\underline{(1)}$ due to anaerobic breakdown of glycogen in them, causing fatigue.
(ii) The globular head of meromyosin is an active ATPase enzyme and has binding sites for $(2)$ and active sites for $(3)$.
(iii) This central part of thick filament, not overlapped by thin filaments is called the (4) . Which one of the following options correctly fills the concerned blanks?
(a) (1) - glucose, (4) - A band
(b) $^{5 n}$ (1) - pyruvic acid, (2) - troponin, (3) - myosin
(c) (2) - ATP, (3) - actin, (4) $-\mathrm{H}$ zone
(d) (1) - lactic acid, (4) $-1$ band

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Problem 27

- Involuntary The figures given here represent three diff $m_{15 C}$ of sarcomeres. Identify these conditionferent correct option.
$A_{\text {band }}$

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Problem 28

Contrating Which of the following is the contractile muscle?
(a) Tropomyosin
(b) Tubulin
(c) Myosin
(d) All of these During muscle

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Problem 29

During muscle contraction, actin and myosin form
(a) actomyosin
(b) actoplasm
(c) plastosine
(d) myoplasm.

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Problem 30

If a stimulus, several times greater than the thresth stimulus, is provided to a muscle fibre, it will
(a) contract with a larger force
(b) contract with a smaller force
(c) contract with the same force
(d) undergo tetany.

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Problem 31

If a stimulus, several times greater than the thresth stimulus, is provided to a muscle fibre, it will
(a) contract with a larger force
(b) contract with a smaller force
(c) contract with the same force
(d) undergo tetany.

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Problem 32

Identify from the following list, the characteristics d ded muscles (A) and white muscles (B) and select the opir that correctly segregates the characters.
(i) Less number of mitochondria
(ii) More number of mitochondria
(iii) Sarcoplasmic reticulum is abundant
(iv) Myoglobin content high
(v) Sarcoplamic reticulum moderate
(vi) Aerobic muscles

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Problem 33

18
de dic reticulum
qlor of myosin
W al of these.

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Problem 34

alof following is incorrect regarding muscle (li) of the shich
4. Hiftion? mosin make actomyosin. Hin and myosin make dctrom phosphocreatine.
(a)
energy.

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Problem 35

stimulation of skeletal muscles, calcium is immediately
8
node avalable for binding to troponin from
as blood
(b) Irnph
id sarcoplasmic reticulum
(d) bone.

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Problem 36

Hoglobin is present in
(a) all muscle fibres
(b) white muscle fibres tu red muscle fibres
(d) none of these.

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Problem 37

Which of the following is correct regarding changes in noscle fibre from relaxed to contracted state in the given fyur??
Comacted
Two sarcom
1a) The length of the thick and thin myofilaments has changed.
b) length of both anisotropic and isotropic band has changed. The myosin cross-bridges move on the surface of actin and the thin and thick myofilaments slide past each other.
Length of the sarcomere remains same.

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Problem 38

sarcomere remains same. the resting muscle fibre, tropomyosin partially covers
(a) calcium binding sites on troponin
(10) attin binding sites on myosin 1d myosin binding sites on actin
(o) talcium binding sites on actin.

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Problem 39

Which one of the following options shows the next stage of muscle contraction after the stage given in question?

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Problem 40

Which of the following statements about the mechanism of muscle contraction are correct?
(i) Acetylcholine is released when the neural signal reaches the motor end plate.
(ii) Muscle contraction is initiated by a signal sent by CNS via a sensory neuron.
(iii) During muscle contraction, isotropic band gets elongated.
(iv) Repeated activation of the muscles can lead to lactic acid accumulation.
(a) (i) and (iv)
(b) (i) and (iii)
(c) (ii) and (iii)
(d) (i), (ii) and (iii)

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Problem 41

During muscular contraction, which of the following events occur?
(i) $\mathrm{H}$-zone disappears
(ii) A band widens
(iii) I band reduces in width
(iv) Width of $\mathrm{A}$ band is unaffected
(v) $\mathrm{M}$ line and $Z$ line come closer.
(a) (i), (iii), (iv) and (v)
(b) (i), (ii) and (v)
(c) (ii), (iv) and (v)
(d) (i), (ii) and (iii)

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Problem 42

The protein whose removal enables myosin to bind actin in smooth muscle is
(a) tropomyosin
(b) caldesmon
(c) myosin light chain kinase
(d) calmodulin.

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Problem 43

Which of the following is the most abundant mineral element in the skeletal muscle?
(a) Sodium
(b) Calcium
(c) Potassium
(d) Phosphorus

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Problem 44

44. Following is given a randomly arranged list of events that occur at neuromuscular junction to trigger muscle contraction.
(i) Receptor sites on sarcolemma
(ii) Nerve impulse
(iii) Release of $\mathrm{Ca}^{+2}$ from sarcoplasmic reticulum
(iv) The neurotransmitter acetylcholine is released
(v) Sarcomere shortern
(vi) Synaptic cleft
(vii) Spread of impulses over sarcolemma on T-tubules Which of the following gives the correct sequence of these steps?
(a) (ii), (iv), (i), (vi), (vii), (iii), (v)
(b) (ii), (iv), (vi), (i), (vii), (iii), (v)
(c) (i), (ii), (iii), (iv), (v), (vi), (vii)
(d) (vii), (vi), (v), (iv), (iii), (ii), (i)

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Problem 45

Which of the following is a source of energy for muscle contraction?
(a) Actin
(b) ATP
(c) Myosin
(d) Actomyosin

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Problem 46

In an adult human, how many bones are present as ear ossicles?
(a) 4
(b) 6
(c) 3
(d) None of these

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Problem 47

The cervical vertebra called axis provides head with sideways rotation. This can be because
(a) it is articulated to skull through occipital condyles
(b) it is fused with $1^{\text {st }}$ vertebra atlas
(c) it is joined through elastic pads of fibrocartilage with other vertebrae, which provide mobility
(d) it contains odontoid process that fits into the odontoid canal of atlas.

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Problem 48

Humerus with its rounded upper end (head) articulates into
(a) acromion process
(b) deltoid cavity
(c) glenoid cavity
(d) acetabulum.

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Problem 49

Smallest bone in human system is
(a) stapes
(b) patella
(c) malleus
(d) incus.

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Problem 50

Collar bone is known as
(a) scapula
(b) clavicle
(c) pelvic girdle
(d) chevron bone.

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Problem 51

Acromian process is characteristically found in the. of mammals.(a) pectoral girdle
(b) sperm
(c) pelvic girdle
(d) skull

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Problem 52

u| Which of the following components is girdle?
(a) Sternum
(b) Acetabulum
(c) Glenoid cavity
(d) llium

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Problem 53

Total number of bones in the hindlimb
(a) 24
(c) 14
(d) 21 .

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Problem 54

$=1$
4. Match Column - I with Column - II and select option from the codes given below.
A. Humerus $\quad$ Column.ll
B. Hydrostatic skeleton
(i) Thigh
C. Femur
(ii) Upper arm
(iii) Flatworms
(iv) Acetabulum'
(v) Glenoid cavity
(vi) Hydra
(a) $\mathrm{A}-(\mathrm{ii}),(\mathrm{v}) ; \mathrm{B}-(\mathrm{iii}),(\mathrm{vi}) ; \mathrm{C}-(\mathrm{i})$, (iv)
(b) $\mathrm{A}-(\mathrm{ii}),(\mathrm{iv}) ; \mathrm{B}-(\mathrm{iii}),(\mathrm{vi}) ; \mathrm{C}-(\mathrm{i}),(\mathrm{v})$
(c) $\mathrm{A}-(\mathrm{i}),(\mathrm{v}) ; \mathrm{B}-(\mathrm{ii}),(\mathrm{iv}) ; \mathrm{C}-(\mathrm{iii}),(\mathrm{vi})$
(d) $\mathrm{A}-(\mathrm{iii}),(\mathrm{vi}) ; \mathrm{B}-(\mathrm{i}),(\mathrm{v}) ; \mathrm{C}-(\mathrm{ii})$, (iv)

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Problem 55

$=1$
4. Match Column - I with Column - II and select option from the codes given below.
A. Humerus $\quad$ Column.ll
B. Hydrostatic skeleton
(i) Thigh
C. Femur
(ii) Upper arm
(iii) Flatworms
(iv) Acetabulum'
(v) Glenoid cavity
(vi) Hydra
(a) $\mathrm{A}-(\mathrm{ii}),(\mathrm{v}) ; \mathrm{B}-(\mathrm{iii}),(\mathrm{vi}) ; \mathrm{C}-(\mathrm{i})$, (iv)
(b) $\mathrm{A}-(\mathrm{ii}),(\mathrm{iv}) ; \mathrm{B}-(\mathrm{iii}),(\mathrm{vi}) ; \mathrm{C}-(\mathrm{i}),(\mathrm{v})$
(c) $\mathrm{A}-(\mathrm{i}),(\mathrm{v}) ; \mathrm{B}-(\mathrm{ii}),(\mathrm{iv}) ; \mathrm{C}-(\mathrm{iii}),(\mathrm{vi})$
(d) $\mathrm{A}-(\mathrm{iii}),(\mathrm{vi}) ; \mathrm{B}-(\mathrm{i}),(\mathrm{v}) ; \mathrm{C}-(\mathrm{ii})$, (iv)

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Problem 56

A cricket player is fast chasing a ball in the field. Whichoced the following groups of bones is directly contributing ints movement?
(a) Femur, malleus, tibia, metatarsals
(b) Pelvis, ulna, patella, tarsals
(c) Sternum, femur, tibia, fibula
(d) Tarsals, femur, metatarsals, tibia

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Problem 57

The shoulder blade is made of
(a) clavicle
(b) humerus
(c) ilium
(d) scapula.

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Problem 58

Cranium of human contains
(a) 8 bones
(b) 14 bones
(c) 12 bones
(d) 20 bones.

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Problem 59

Lumbar vertebrae are found in
(a) neck region
(b) abdominal region
(c) hip region
(d) thorax.

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Problem 60

(2) plalder bone of pectoral girdle and forelimb and de the figure of pector $\mathrm{A}, \mathrm{B}, \mathrm{C}$ and $\mathrm{D}$. parts

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Problem 61

(a) blood cells $\quad$ (b) muscles
(d) tartilages
(d) ligaments.

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Problem 62

(d) blood cells $\quad$ (b) muscles
(d) cartilages
(d) ligaments.

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Problem 63

$[0$
the vetebral column is connected to the pelvic girdle in
$t$
(b) sacral region
(b) coccygeal region
1d lumbar region
(d) cervical region.

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Problem 64

wanty the parts labelled as $A$ to $E$ in the given figure of a retebral column and select the correct option.F
(a) Thoracic Cervical Lumbar Sacrum Coccyx vertebra vertebra vertebra
(b) Thoracic Cervical Lumbar Coccyx Sacrum vertebra vertebra vertebra Id lumbar Thoracic Cervical Coccyx Sacrum vertebra vertebra vertebra
(d) Cervical Thoracic Lumbar Sacrum Coccyx vertebra vertebra vertebra

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Problem 65

The scapula is a large triangular flat bone situated in the dorsal part of the thorax between
(a) second and seventh rib
(b) third and fourth rib
(c) fifth and sixth rib
(d) second and fifth rib.

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Problem 66

Which of the following bones form a link between axial and appendicular skeleton?
(a) First rib
(b) Clavicle
(c) Scapula
(d) Both (a) and (b)

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Problem 67

Identify the non-matching pair. Pair of skeletal parts $\quad$ Category
(a) Sternum and ribs $\quad$ Axial skeleton
(b) Clavicle and glenoid cavity Pelvic girdle
(c) Humerus and ulna $\quad$ Appendicular skeleton
(d) Malleus and stapes $\quad$ Ear ossicles

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Problem 68

The coxal bone of the pelvic girdle is formed by the fusion of
(a) ilium, ischium and pubis
(b) scapula and clavicle
(c) ilium and scapula
(d) ilium, scapula and ischium.

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Problem 69

Which of the following statements are incorrect regarding a normal human?
(i) The skull is dicondylic.
(ii) Metacarpals are five in numbers.
(iii) Patella is a cup-shaped bone covering the knee dorsally.
(iv) Scapula is a large triangular flat bone, situated on the ventral side of the thorax.
(v) The pelvic girdle has two coxal bones.
(a) (i) and (v)
(b) (i) and (ii)
(c) (ii) and (v)
(d) (iii) and (iv)

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Problem 70

Human vertebral column consists of 33 vertebrae and bones.
(a) 33
(b) 26
(c) 27
(d) 29

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Problem 71

Which of the following vertebra is formed from four vertebrae?
(a) Sacrum
(b) $\operatorname{Coccg} x$
(c) Atlas
(d) Axis

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Problem 72

Examine the given diagrammatic view of human skull given below and identify the skull bones labelled from $\mathrm{A}-\mathrm{D}$.

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Problem 73

Appendiculat sieleton inctudes
(a) girdes and their limbs
(b) vertabrae
(c) stuli and vertebral column
(d) ribs and stemum.

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Problem 74

$11^{\mathrm{m}}$ and $12^{\text {m }}$ pait of $r^{i}$ ss which are imperfecth formed and do not reach the sternum are calied
(a) pseudo ribs
(b) false ribs
(c) floating ribs
(d) visceral ribs.

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Problem 75

Skull of man is
(a) monocondylic
(b) dicondylic
(c) tricondylic
(d) tetracondylic.

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Problem 76

76. Match Column-I with Column-ll and select the correct option from the codes given below. Column-I $\quad$ Column-Il (Skeletal Part) $\quad$ (Number of bones)
A. Cranium
(i) 29
B. Skull (Cranial and
(ii) 8 facial bones)
C. Face
(iii) 14
D. Hind limb
(iv) 24
E. Ribs
(v) 30
(a) $\mathrm{A}-(\mathrm{i}), \mathrm{B}-(\mathrm{ii}), \mathrm{C}-(\mathrm{iii}), \mathrm{D}-(\mathrm{v}), \mathrm{E}-(\mathrm{iv})$
(b) $A-(i i), B-(i), C-(i i), D-(v), E-(i v)$
(c) $A_{-}(i), B-(i i), C-(i i i), D-(i v), E-(v)$
(d) $\mathrm{A}-(\mathrm{v}), \mathrm{B}-(\mathrm{iv}), \mathrm{C}-($ iii) $, \mathrm{D}-(\mathrm{ii}), \mathrm{A}-(\mathrm{i})$

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Problem 77

7. Which of the following is not a function of vertebral column?
(a) Protects spinal cord and supports the head
(b) Serves as the point of attachment for ribs and musculature of the back
(c) Supports tarsals and metacarpals
(d) Both (b) and (c)

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Problem 78

7. Which of the following is not a function of vertebral column?
(a) Protects spinal cord and supports the head
(b) Serves as the point of attachment for ribs and musculature of the back
(c) Supports tarsals and metacarpals
(d) Both (b) and (c)

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Problem 79

f
The figure given here is of rib cage. Identify the parts labelled as $A, B$ and $C$ and select the correct option.A $\quad B$
8
0
E.
(a) Coccyx Ribs Vertebral
(b) Sternum Ribs $\quad$ vertebral columh Vertebral
(d) Tarsal Ribs $\quad$ efteofal column Vertebral column Consider the following four st.

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Problem 80

rtebral colum Consider the following four statements (i) - (iv) ands the correct option.
(i) Actin is present in thin filament.
(ii) $\mathrm{H}$-zone of striated muscle fibre represents and thin filaments.
(iii) There are 11 pairs of ribs in man.
(iv) Sternum is present on ventral side of the bog,
(i)
(ii) (iii) (iv) (a) $\mathrm{F} \quad \mathrm{F} \quad \mathrm{T}$. $\mathrm{F}$
(b) $\mathrm{F} \quad \mathrm{F} \quad \mathrm{F}$ T
(c) T $\quad F \quad F$
$\begin{array}{lll}\text { d) } T & F & T & F\end{array}$

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Problem 81

The lower jaw in higher mammals is made up of
(a) dentary
(b) maxilla
(c) angulars
(d) mandible.

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Problem 82

Study the following flowchart and fill up the blatith selecting the correct option.(a) Thoracic skeleton Limbs Skull Rilts
(b) Appendicular skeleton Skull Ribs Limbs
(c) Appendicular skeleton Limbs Ribs Skull
(d) Lumbar skeleton Limbs Skull Ribs

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Problem 83

Number of cervical vertebrae in mammals is
(a) 7
(b) 6
(c) 5
(d) 11 .

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Problem 84

1
of right pelvic girdle and lower part of ligntify the parts labelled as A ving pere. given correct option.

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Numerade Educator

Problem 85

consider the following statements eacn Witit ofle or
banks
10 Each half of pectoral girdle consists of a (1) and a
[2.
(2) is a condition of rapid spasms (wild contractions) in muscle due to low $\mathrm{Ca}^{++}$in body fluid.
Q Each organised skeletal muscle in our body is made of a number of $(4)$ held together by a common collagenous connective tissue layer called (5).

Hhich one of the following options correctly fills the blanks a an two of the statements?
(a) (3) - muscular dystrophy,
(4) - fascia, (5) - fascicle
4) $(1) \cdot$ clavicle, $(2)$ - scapula, (3) - tetany
(d $(1)-$ ilium, $(2)-$ ischium,
(4) - fascicles, (5) - fascia
d) $(3) \cdot$ myasthenia gravis, $(4)-$ fascicles, (5) - fascia

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Problem 86

(momplet the following paragraph by selecting the correct twon.
te pelic girdle meet ventrally to form the pubic symphysis contaring $\underline{(v)}$ cartilage.
(i)
(ii) (iii)
(iv)
(v)
a daride scapula sternum glenoid hyaline una radius tarsal acromion fibrous sacum scapula clavicle glenoid yellow isum ischium pubis acetabulum fibrous

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Numerade Educator

Problem 87

Which of the following is a bone of skull ?
(a) Atlas
(b) Patella
(c) Ethmoid
(d) Phalanges

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Problem 88

The joint in which one of the two bones is fixed in its place and bears a peg like process over which the other bone rotates is called
(a) hinge joint
(b) saddle joint
(c) pivot joint
(d) angular joint.

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Numerade Educator

Problem 89

The type of joint between the human skull bones is called
(a) cartilaginous joint
(b) hinge joint
(c) fibrous joint
(d) synovial joint.

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Problem 90

Which of the following pairs is correctly matched?
(a) Hinge joint
- Between vertebrae
(b) Gliding joint
- Between zygapophyses of the successive vertebrae
(c) Cartilaginous joint - Skull bones
(d) Fibrous joint
- Between phalanges

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Problem 91

Read the given statements and select the correct option. Statement $1:$ Articulation between the occipital condyles and the atlas vertebra forms a hinge joint. Statement 2: It permits the head to move in one plane only, i.e., nodding of head.
(a) Both statements 1 and 2 are correct and statement 2 is the correct explanation of statement 1 .
(b) Both statements 1 and 2 are correct but statement 2 is not the correct explanation of statement 1 .
(c) Statement 1 is correct and statement 2 is incorrect.
(d) Both statements 1 and 2 are incorrect.

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Problem 92

The joint of radio-ulna with the upper arm is
(a) hinge joint
(b) socket joint
(c) pivot joint
(d) none of these.

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Problem 93

The joint of femur with pelvic girdle is
(a) hinge joint
(b) non-movable joint
(c) pivot joint
(d) ball and socket joint.

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Problem 94

The joints between the carpal bones are
(a) gliding joints
(b) hinge joints
(c) saddle joints
(d) pivot joints.

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Problem 95

Which one of the following pairs of structures is correctly matched with their correct description ?
(a) Tibia and fibula - Both form parts of knee joint
(b) Cartilage - No blood supply but do require oxygen for respiratory need
(c) Shoulder joint - Ball and socket type of joint and elbow joint
(d) None of these

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Numerade Educator

Problem 96

4. Which one of the following is the correct description of a certain part of a normal human skeleton?
(a) Farietal bone and the temporal bone of the skull are joined by fibrous joint.
(b) First vertebra is axis which articulates with the occipital condyles.
(c) The $9^{\text {th }}$ and $10^{\text {th }}$ paìs of ribs are called the floating ribs.
(d) Glenoid cavity is a depression to which the thigh bone articulates.

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Problem 97

97. Match the two columns and select the correct option from the codes given below. $\begin{array}{ll}\text { Types of } & \text { Bones }\end{array}$ synovial joint involved
A. Ball and socket
(i) Carpal and metacarpal of thumb
B. Hinge
(ii) Atlas and axis
C. Pivot
(iii) Frontal and parietal
D. Saddle
(iv) Knee
(v) Humerus and pectoral girdle
(a) $A-(v), B-(i v), C-(i i), D-(i)$
(b) $A-(1), B-(i i), C-(i v), D-(v)$
(c) $A-(v), B-(i v), C-(i i), D-(i)$
(d) $A-(i), B-(i i), C-(v), D-(i v)$

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Problem 98

88. Which of the following is/are not correctly matched pairs?
(i) Ball and socket - Between humerus and. joint pectoral girdle
(ii) Pivot joint
- Between carpal and metacarpal
(iii) Saddle joint
- Between atlas and axis
(iv) Gliding joint
- Between the carpals
(v) Fibrous joint
- In flat skull bones
(a) (ii) and (iii)
(b) (i) and (iv)
(c) (v) only
(d) (ii) only

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Problem 99

9. Match column-I with Column-ll and select the correct option from the codes given below. Column-I $\quad$ Column-II
A. Saddle joint
(i) Metacarpo-phalangeal joint
B. Gliding joint
(ii) Carpometacarpal joint of thumb
C Hinge joint
(iii) Between tarsal bones
D. Ellipsoid joint (iv) Knee joint
(a) $\mathrm{A}-(i), \mathrm{B}-(\mathrm{ii}), \mathrm{C}-(\ddot{i i i}), \mathrm{D}-(\mathrm{iv})$
(b) A-(ii), B-(iii), C-(iv), D-(i)
(c) A-(iv), B-(iii), C-(ii), D-(i)
(d) A-(iii), B-(ii), C-(iv),D-(i)

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Problem 100

What is the name of joint between tibs
(a) Cartilaginous joint
(b) Angular and
(c) Gliding joint Fibrous joint
(d) Fibular joint Synovial joint is exemplifi

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Problem 101

.Synovial joint is exemplified by Is joint
(a) pivot joint
(b) hinge
(c) ball and socket joint (d) "inge joint
(d) all of these

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Problem 102

ETAL SY
2. The accumulation of uric acid crystals in the resulting in painful movements causes the region of
(a) fluorodosis
(b) gout
(c) arthritis
(d) theumatoid arthro? Imbalances of certain hormones, defirion

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Problem 103

toid arthres Imbalances of certain hormones, deficiencies and vitamin $\mathrm{D}$ are the major causative faetes of
(a) theumatoid arthritis (b)
(c) osteoarthritis
(b) osteoporosis of
(d) gouty arthritis Which of the following is the

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Problem 104

outy arthritis
4. Which of the following is the correct pairing regad specific disorder of muscular or skeletal system? (a) Muscular dystrophy - Age related shortening of muscles
(a) Muscular
(b) Osteoporosis
- Decrease in bone mess higher chances of fion, with advancing age
(d) Gout
- Inflammation of joints dy calcium

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Problem 105

T1
05. Read the given statements and select the correct orto Statement 1 : Inflammation of a skeletal joint immobilize the movements of the joint. Statement 2 : This is caused due to uric acid opttes. the joint cavity and ossification of articular cantlage
(a) Both statements 1 and 2 are correct and stotere 2 is the correct explanation of statement 1 .
(b) Both statements 1 and 2 are correct but statemett is not the correct explanation of statement 1 .
(c) Statement 1 is correct and statement 2 is incores
(d) Both statements 1 and 2 are incorrect.

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