Question 1

Thyroxine and GH both increase the rate of the process of:

Accepted Answer

A) protein synthesis 
B) mitosis in growing tissues 
C) glucose production 
D) glycogen production 
A) protein synthesis 
B) mitosis in growing tissues 
C) glucose production 
D) glycogen production

Question 2

The hormone that increases the absorption of sodium ions by the kidneys is:

Accepted Answer

A) aldosterone 
B) ADH 
C) calcitonin 
D) PTH 
A) aldosterone 
B) ADH 
C) calcitonin 
D) PTH

Question 3

Iodine is necessary for the production of:

Accepted Answer

A) PTH by the parathyroid glands 
B) calcitonin by the thyroid gland 
C) TSH by the anterior pituitary gland 
D) thyroxine by the thyroid gland 
A) PTH by the parathyroid glands 
B) calcitonin by the thyroid gland 
C) TSH by the anterior pituitary gland 
D) thyroxine by the thyroid gland

Question 4

The hormone ___ increases blood calcium level,and ___ decreases the blood calcium level.

Accepted Answer

A) calcitonin/ACTH 
B) PTH/ACTH 
C) ACTH/calcitonin 
D) PTH/calcitonin 
A) calcitonin/ACTH 
B) PTH/ACTH 
C) ACTH/calcitonin 
D) PTH/calcitonin

Question 5

In the two-messenger mechanism of the action of protein hormones,the first messenger is the ___,which must bond to a ___ on the cell membrane.

Accepted Answer

A) receptor/cyclic AMP 
B) hormone/receptor 
C) receptor/hormone 
D) hormone/cyclic AMP 
A) receptor/cyclic AMP 
B) hormone/receptor 
C) receptor/hormone 
D) hormone/cyclic AMP

Question 6

Which statement is NOT true of the functions of insulin and glucagon?

Accepted Answer

A) Insulin enables cells to take in glucose from the blood to use for energy production. 
B) Glucagon increases the conversion of amino acids to carbohydrates to be used for energy production. 
C) Insulin enables cells to take in fatty acids and amino acids for synthesis reactions. 
D) Glucagon decreases the use of fats for energy,since this is not important between meals. 
A) Insulin enables cells to take in glucose from the blood to use for energy production. 
B) Glucagon increases the conversion of amino acids to carbohydrates to be used for energy production. 
C) Insulin enables cells to take in fatty acids and amino acids for synthesis reactions. 
D) Glucagon decreases the use of fats for energy,since this is not important between meals.

Question 7

The hormone inhibin is secreted by the ___,and its function is to ___.

Accepted Answer

A) testes/decrease the secretion of FSH 
B) anterior pituitary/decrease the secretion of testosterone 
C) testes/decrease the secretion of LH 
D) anterior pituitary/decrease the secretion of LH 
A) testes/decrease the secretion of FSH 
B) anterior pituitary/decrease the secretion of testosterone 
C) testes/decrease the secretion of LH 
D) anterior pituitary/decrease the secretion of LH

Question 8

Which hormone is NOT paired with its correct stimulus for secretion?

Accepted Answer

A) growth hormone - GHRH 
B) thyroxine - TSH 
C) estrogen - LH 
D) cortisol - ACTH 
A) growth hormone - GHRH 
B) thyroxine - TSH 
C) estrogen - LH 
D) cortisol - ACTH

Question 9

A stimulus for secretion of ADH is:

Accepted Answer

A) water loss in extreme sweating 
B) severe hemorrhage 
C) both A and B 
D) both A and B,and severe diarrhea 
A) water loss in extreme sweating 
B) severe hemorrhage 
C) both A and B 
D) both A and B,and severe diarrhea

Question 10

The function of calcitonin is to:

Accepted Answer

A) decrease the reabsorption of calcium from bones 
B) increase the absorption of calcium by the small intestine 
C) decrease the absorption of calcium by the small intestine 
D) increase the reabsorption of calcium from bones 
A) decrease the reabsorption of calcium from bones 
B) increase the absorption of calcium by the small intestine 
C) decrease the absorption of calcium by the small intestine 
D) increase the reabsorption of calcium from bones

Question 11

Which endocrine disorder is NOT paired with its proper description?

Accepted Answer

A) Cushing's syndrome - bones and skin become fragile 
B) myxedema - muscular weakness,slow heart rate,weight gain 
C) giantism - excessive growth of long bones 
D) Addison's disease - high blood pressure and hyperglycemia 
A) Cushing's syndrome - bones and skin become fragile 
B) myxedema - muscular weakness,slow heart rate,weight gain 
C) giantism - excessive growth of long bones 
D) Addison's disease - high blood pressure and hyperglycemia

Question 12

Which endocrine disorder is NOT paired with its proper cause?

Accepted Answer

A) giantism - hypersecretion of growth hormone in childhood 
B) Graves' disease - hypersecretion of thyroxine 
C) Cushing's syndrome - hypersecretion of cortisol 
D) acromegaly - hypersecretion of aldosterone 
A) giantism - hypersecretion of growth hormone in childhood 
B) Graves' disease - hypersecretion of thyroxine 
C) Cushing's syndrome - hypersecretion of cortisol 
D) acromegaly - hypersecretion of aldosterone

Question 13

The hormone that directly increases the reabsorption of water by the kidneys is:

Accepted Answer

A) ADH 
B) aldosterone 
C) PTH 
D) epinephrine 
A) ADH 
B) aldosterone 
C) PTH 
D) epinephrine

Question 14

Increased secretion of ADH will have this effect on urinary output:

Accepted Answer

A) increase it 
B) decrease it 
C) increase then decrease it 
D) no effect 
A) increase it 
B) decrease it 
C) increase then decrease it 
D) no effect

Question 15

The major function of the hormone norepinephrine is to:

Accepted Answer

A) cause the liver to convert glycogen to glucose 
B) decrease the heart rate 
C) cause vasoconstriction throughout the body 
D) increase peristalsis in the intestines 
A) cause the liver to convert glycogen to glucose 
B) decrease the heart rate 
C) cause vasoconstriction throughout the body 
D) increase peristalsis in the intestines

Question 16

Insulin is produced by the ___,and ___ the blood glucose level.

Accepted Answer

A) beta cells of the pancreas/lowers 
B) alpha cells of the pancreas/lowers 
C) beta cells of the pancreas/raises 
D) alpha cells of the pancreas/raises 
A) beta cells of the pancreas/lowers 
B) alpha cells of the pancreas/lowers 
C) beta cells of the pancreas/raises 
D) alpha cells of the pancreas/raises

Question 17

In men,the hormone ___ initiates sperm production in the testes,and ___ stimulates secretion of testosterone.

Accepted Answer

A) testosterone/LH 
B) LH/FSH 
C) testosterone/FSH 
D) FSH/LH 
A) testosterone/LH 
B) LH/FSH 
C) testosterone/FSH 
D) FSH/LH

Question 18

Which hormone is NOT paired with its correct stimulus for secretion?

Accepted Answer

A) epinephrine - sympathetic impulses 
B) aldosterone - low blood sodium level 
C) testosterone - LH 
D) ADH - increased water in the body 
A) epinephrine - sympathetic impulses 
B) aldosterone - low blood sodium level 
C) testosterone - LH 
D) ADH - increased water in the body

Question 19

Which statement is NOT true of ADH?

Accepted Answer

A) It is released from the posterior pituitary gland. 
B) It increases the reabsorption of water by the kidneys. 
C) Its action increases urinary output. 
D) Its action increases blood volume. 
A) It is released from the posterior pituitary gland. 
B) It increases the reabsorption of water by the kidneys. 
C) Its action increases urinary output. 
D) Its action increases blood volume.

Question 20

When blood pressure decreases,aldosterone is secreted as a result of the ___ mechanism:

Accepted Answer

A) sodium-potassium 
B) sodium-angiotensin 
C) renin-potassium 
D) renin-angiotensin 
A) sodium-potassium 
B) sodium-angiotensin 
C) renin-potassium 
D) renin-angiotensin

Exam 11:The Endocrine System-Part C

Thyroxine and GH both increase the rate of the process of:

The hormone that increases the absorption of sodium ions by the kidneys is:

Iodine is necessary for the production of:

The hormone ___ increases blood calcium level,and ___ decreases the blood calcium level.

In the two-messenger mechanism of the action of protein hormones,the first messenger is the ___,which must bond to a ___ on the cell membrane.

Which statement is NOT true of the functions of insulin and glucagon?

The hormone inhibin is secreted by the ___,and its function is to ___.

Which hormone is NOT paired with its correct stimulus for secretion?

A stimulus for secretion of ADH is:

The function of calcitonin is to:

Which endocrine disorder is NOT paired with its proper description?

Which endocrine disorder is NOT paired with its proper cause?

The hormone that directly increases the reabsorption of water by the kidneys is:

Increased secretion of ADH will have this effect on urinary output:

The major function of the hormone norepinephrine is to:

Insulin is produced by the ___,and ___ the blood glucose level.

In men,the hormone ___ initiates sperm production in the testes,and ___ stimulates secretion of testosterone.

Which hormone is NOT paired with its correct stimulus for secretion?

Which statement is NOT true of ADH?

When blood pressure decreases,aldosterone is secreted as a result of the ___ mechanism:

Organization and General Plan of the Body-Part A

Organization and General Plan of the Body-Part B

Organization and General Plan of the Body-Part C

Some Basic Chemistry-Part A

Some Basic Chemistry-Part B

Some Basic Chemistry-Part C

Cells-Part A

Cells-Part B

Cells-Part C

Tissues and Membranes-Part A

Tissues and Membranes-Part B

Tissues and Membranes-Part C

The Integumentary System-Part A

The Integumentary System-Part B

The Integumentary System-Part C

The Skeletal System-Part A

The Skeletal System-Part B

The Skeletal System-Part C

The Muscular System-Part A

The Muscular System-Part B

The Muscular System-Part C

The Nervous System-Part A

The Nervous System-Part B

The Nervous System-Part C

The Senses-Part A

The Senses-Part B

The Senses-Part C

The Endocrine System-Part A

The Endocrine System-Part B

Blood-Part A

Blood-Part B

Blood-Part C

The Heart-Part A

The Heart-Part B

The Heart-Part C

The Vascular System-Part A

The Vascular System-Part B

The Vascular System-Part C

The Lymphatic System and Immunity-Part A

The Lymphatic System and Immunity-Part B

The Lymphatic System and Immunity-Part C

The Respiratory System-Part A

The Respiratory System-Part B

The Respiratory System-Part C

The Digestive System-Part A

The Digestive System-Part B

The Digestive System-Part C

Body Temperature and Metabolism-Part A

Body Temperature and Metabolism-Part B

Body Temperature and Metabolism-Part C

The Urinary System-Part A

The Urinary System-Part B

The Urinary System-Part C

Fluid–Electrolyte and Acid–Base Balance-Part A

Fluid–Electrolyte and Acid–Base Balance-Part B

Fluid–Electrolyte and Acid–Base Balance-Part C

The Reproductive Systems-Part A

The Reproductive Systems-Part B

The Reproductive Systems-Part C

The hormone _ increases blood calcium level,and _ decreases the blood calcium level.

In the two-messenger mechanism of the action of protein hormones,the first messenger is the _,which must bond to a _ on the cell membrane.

The hormone inhibin is secreted by the _,and its function is to _.

Insulin is produced by the _,and _ the blood glucose level.

In men,the hormone _ initiates sperm production in the testes,and _ stimulates secretion of testosterone.