• Home
  • Textbooks
  • Biology
  • Endocrine Regulation

Biology

Eldra Solomon, Linda Berg, Diana W. Martin

Chapter 47

Endocrine Regulation - all with Video Answers

Educators

Chapter Questions

00:59

Problem 1

Which of the following is not true of endocrine glands? (a) they secrete hormones (b) they have ducts (c) their product is typically transported by the blood (d) they are typically regulated by negative feedback (e) when removed from an experimental animal, the animal exhibits symptoms of deficiency.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:45

Problem 2

A cell secretes a product that diffuses through the interstitial fluid and acts on nearby cells. This is an example of (a) neuroendocrine secretion (b) autocrine regulation (c) paracrine regulation (d) classical endocrine control (e) peptide hormone function.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:42

Problem 3

Paracrine regulators that are derived from fatty acids and are found in many different organs are (a) prostaglandins (b) thyroid hormones (c) growth factors (d) anabolic steroids (e) G proteins.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:47

Problem 4

Which of the following is/are true of steroid hormones? (a) hydrophilic (b) secreted by the posterior pituitary (c) typically work through G proteins and cyclic AMP (d) typically bind with receptor in nucleus and affect transcription (e) answers (a) and (c) are correct.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:48

Problem 5

Which of the following is not a correct pair? (a) neurohormone; brain hormone (b) calcium; calmodulin (c) posterior lobe of pituitary; releasing hormone (d) anterior lobe of pituitary; growth hormone (e) thyroid hyposecretion; cretinism.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:40

Problem 6

Which of the following is not a second messenger? (a) hormone-receptor complex (b) calcium ions (c) inositol trisphosphate (IP3) (d) cyclic AMP (e) diacylglycerol (DAG)

Hunza Gilgit
Hunza Gilgit
Numerade Educator
03:41

Problem 7

Growth hormone (a) is regulated mainly by calcium level (b) stimulates the liver to produce insulin-like growth factors (c) is a catabolic hormone (d) stimulates metabolic rate (e) signals the hypothalamus to produce a releasing hormone.

Norma Kimmel
Norma Kimmel
Numerade Educator
00:52

Problem 8

Arrange the following events into an appropriate sequence. (1) high thyroid hormone concentration (2) anterior pituitary inhibited (3) homeostasis (4) lower level of thyroid-stimulating hormone (5) thyroid gland secretes less thyroid hormone (a) 1, 2, 4, 5, 3 (b) 5, 4, 3, 2, 1 (c) 1, 2, 5, 4, 3 (d) 4, 5, 2, 3, 1 (e) 1, 4, 2, 5, 3.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
01:03

Problem 9

Arrange the following events into an appropriate sequence. (1) blood glucose concentration increases (2) alpha cells in islets stimulated (3) homeostasis (4) low blood-glucose concentration (5) glucagon secretion increases (a) 1, 2, 3, 5, 4 (b) 5, 4, 2, 1, 3 (c) 1, 2, 5, 4, 3 (d) 4, 2, 5, 1, 3 (e) 4, 5, 1, 2, 3.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:34

Problem 10

Parathyroid hormone (a) increases glucose level in blood (b) helps body cope with stress (c) increases permeability of kidney tubules to water (d) promotes uptake of amino acids (e) increases calcium concentration in blood.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:39

Problem 11

An action of cortisol is (a) decreases glucose level in blood (b) helps body cope with stress (c) increases permeability of kidney tubules to water (d) promotes uptake of amino acids (e) increases calcium concentration in blood.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:37

Problem 12

Which of the following is not a correct pair? (a) thyroid gland; calcitonin (b) islets of Langerhans; glucagon (c) posterior lobe of pituitary; oxytocin (d) anterior lobe of pituitary; cortisol (e) adrenal medulla; epinephrine.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:42

Problem 13

Which of the following occurs in diabetes mellitus? (a) decreased use of glucose (b) decreased fat metabolism (c) decreased protein use (d) increased concentration of thyroid-releasing hormone (e) answers b and c are correct.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:42

Problem 14

Insulin resistance is associated with (a) low insulin secretion by the islets of Langerhans (b) type 1 diabetes (c) impaired function of receptors on target cells (d) hypoglycemia (e) hypersecretion of glucagon.

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:40

Problem 15

Aldosterone (a) is released by posterior pituitary (b) is an androgen (c) secretion is stimulated by an increase in thyroid-stimulating hormone (d) is an enzyme that converts epinephrine to norepinephrine (e) increases sodium reabsorption

Hunza Gilgit
Hunza Gilgit
Numerade Educator
00:42

Problem 16

Which of the following is an action of epinephrine and norepinephrine? (a) decreases glucose use (b) increases cardiac output (c) constricts blood vessels in brain (d) reduces inflammation (e) mobilizes fat.

Hunza Gilgit
Hunza Gilgit
Numerade Educator