Question

B) Match each description with the correct term. Use your textbook (pages 554-575) for reference if needed. 1. change in lens shape to focus on near object (<20 ft or 6 m) 2. closest point on which an individual can focus clearly 3. normal vision; no accommodation needed for focusing on far object 4. good far vision; near objects appear blurry; "farsightedness" 5. good near vision; far objects appear blurry; "nearsightedness" 6. partially blurred vision due to unequal curvature of cornea and/or lens 7. inability to focus on near objects due to poor elasticity of lens 8. medial turning of eyes while viewing close object 9. excessive fluid pressure in eye; may damage retina & optic nerve 10. "cross-eyed"; weak muscle allows eye to rotate medially or laterally A. accommodation B. astigmatism C. convergence D. emmetropia E. glaucoma F. hyperopia G. myopia H. near point I. presbyopia J. strabismus C) Match each description with the correct term(s). Use Table 13.3 and/or your textbook for reference if needed. Note that some terms will be used more than once. 1. fluid-filled area within eye that is anterior to the lens 2. fluid-filled area within eye that is posterior to the lens 3. fluid-filled area between the cornea and the iris 4. central, oval region of retina that contains mostly cones 5. round central opening of iris 6. fine fibers that extend from ciliary processes to the lens 7. pigmented, anterior portion of vascular eye layer 8. fluid in the anterior segment of the eye 9. white, posterior portion of fibrous layer of the eye 10. where optic nerve exits the eye; no photoreceptors 11. drains aqueous humor from the eye 12. innermost layer of eye with photoreceptors 13. fluid in posterior segment of the eye 14. pigmented, posterior portion of vascular eye layer 15. has only cones; provides high acuity color vision 16. form the aqueous humor via filtration 17. bulges anteriorly from junction with sclera; "window" of eye 18. location of smooth muscle that changes lens shape 19. location of smooth muscle that changes pupil diameter 20. , , , light-bending structures and fluids A. anterior chamber B. anterior segment C. aqueous humor D. choroid E. ciliary body F. ciliary processes G. ciliary zonule H. cornea I. fovea centralis J. iris K. lens L. macula lutea M. optic disc N. posterior segment O. pupil P. retina Q. sclera R. scleral venous sinus S. vitreous humor

B) Match each description with the correct term. Use your textbook (pages 554-575) for reference if needed.

1. ____ change in lens shape to focus on near object (<20 ft or 6 m)
2. ____ closest point on which an individual can focus clearly
3. ____ normal vision; no accommodation needed for focusing on far object
4. ____ good far vision; near objects appear blurry; "farsightedness"
5. ____ good near vision; far objects appear blurry; "nearsightedness"
6. ____ partially blurred vision due to unequal curvature of cornea and/or lens
7. ____ inability to focus on near objects due to poor elasticity of lens
8. ____ medial turning of eyes while viewing close object
9. ____ excessive fluid pressure in eye; may damage retina & optic nerve
10. ____ "cross-eyed"; weak muscle allows eye to rotate medially or laterally

A. accommodation
B. astigmatism
C. convergence
D. emmetropia
E. glaucoma
F. hyperopia
G. myopia
H. near point
I. presbyopia
J. strabismus

C) Match each description with the correct term(s). Use Table 13.3 and/or your textbook for reference if needed. Note that some terms will be used more than once.

1. ____ fluid-filled area within eye that is anterior to the lens
2. ____ fluid-filled area within eye that is posterior to the lens
3. ____ fluid-filled area between the cornea and the iris
4. ____ central, oval region of retina that contains mostly cones
5. ____ round central opening of iris
6. ____ fine fibers that extend from ciliary processes to the lens
7. ____ pigmented, anterior portion of vascular eye layer
8. ____ fluid in the anterior segment of the eye
9. ____ white, posterior portion of fibrous layer of the eye
10. ____ where optic nerve exits the eye; no photoreceptors
11. ____ drains aqueous humor from the eye
12. ____ innermost layer of eye with photoreceptors
13. ____ fluid in posterior segment of the eye
14. ____ pigmented, posterior portion of vascular eye layer
15. ____ has only cones; provides high acuity color vision
16. ____ form the aqueous humor via filtration
17. ____ bulges anteriorly from junction with sclera; "window" of eye
18. ____ location of smooth muscle that changes lens shape
19. ____ location of smooth muscle that changes pupil diameter
20. ____, ____, ____, ____ light-bending structures and fluids

A. anterior chamber
B. anterior segment
C. aqueous humor
D. choroid
E. ciliary body
F. ciliary processes
G. ciliary zonule
H. cornea
I. fovea centralis
J. iris
K. lens
L. macula lutea
M. optic disc
N. posterior segment
O. pupil
P. retina
Q. sclera
R. scleral venous sinus
S. vitreous humor

B) Match each description with the correct term. Use your textbook (pages 554-575) for reference if needed.

1. change in lens shape to focus on near object (<20 ft or 6 m)
2. closest point on which an individual can focus clearly
3. normal vision; no accommodation needed for focusing on far object
4. good far vision; near objects appear blurry; "farsightedness"
5. good near vision; far objects appear blurry; "nearsightedness"
6. partially blurred vision due to unequal curvature of cornea and/or lens
7. inability to focus on near objects due to poor elasticity of lens
8. medial turning of eyes while viewing close object
9. excessive fluid pressure in eye; may damage retina optic nerve
10. "cross-eyed"; weak muscle allows eye to rotate medially or laterally

A. accommodation
B. astigmatism
C. convergence
D. emmetropia
E. glaucoma
F. hyperopia
G. myopia
H. near point
I. presbyopia
J. strabismus

C) Match each description with the correct term(s). Use Table 13.3 and/or your textbook for reference if needed. Note that some terms will be used more than once.

1. fluid-filled area within eye that is anterior to the lens
2. fluid-filled area within eye that is posterior to the lens
3. fluid-filled area between the cornea and the iris
4. central, oval region of retina that contains mostly cones
5. round central opening of iris
6. fine fibers that extend from ciliary processes to the lens
7. pigmented, anterior portion of vascular eye layer
8. fluid in the anterior segment of the eye
9. white, posterior portion of fibrous layer of the eye
10. where optic nerve exits the eye; no photoreceptors
11. drains aqueous humor from the eye
12. innermost layer of eye with photoreceptors
13. fluid in posterior segment of the eye
14. pigmented, posterior portion of vascular eye layer
15. has only cones; provides high acuity color vision
16. form the aqueous humor via filtration
17. bulges anteriorly from junction with sclera; "window" of eye
18. location of smooth muscle that changes lens shape
19. location of smooth muscle that changes pupil diameter
20. , , , light-bending structures and fluids

A. anterior chamber
B. anterior segment
C. aqueous humor
D. choroid
E. ciliary body
F. ciliary processes
G. ciliary zonule
H. cornea
I. fovea centralis
J. iris
K. lens
L. macula lutea
M. optic disc
N. posterior segment
O. pupil
P. retina
Q. sclera
R. scleral venous sinus
S. vitreous humor

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