Question 1

Thyroid hormone is stored within the colloid attached to thyroglobulin.

Accepted Answer

A) True 
 B)False

Question 2

In people who work during the day,cortisol levels in the plasma are normally higher in the morning than at night.

Accepted Answer

A) True 
 B)False

Question 3

The adrenal medulla is actually a modified part of the sympathetic nervous system.

Accepted Answer

A) True 
 B)False

Question 4

Excess TSH stimulation causes hypertrophy in the thyroid gland.

Accepted Answer

A) True 
 B)False

Question 5

What does the zona glomerulosa of the adrenal cortex secrete?

Accepted Answer

A)  aldosterone 
B)  cortisol 
C)  androgens and estrogens 
D)  epinephrine 
A)  aldosterone 
B)  cortisol 
C)  androgens and estrogens 
D)  epinephrine

Question 6

An increase in plasma PO₄ concentration forces a reduction in plasma Ca²⁺ as a result of the inverse relationship between plasma PO₄ and Ca²⁺ levels.

Accepted Answer

A) True 
 B)False

Question 7

Hyperthyroidism can be due to all of the following EXCEPT ______________

Accepted Answer

A)  too much TRH 
B)  too much TSH 
C)  lack of iodine 
D)  too much T4 or T3 
A)  too much TRH 
B)  too much TSH 
C)  lack of iodine 
D)  too much T4 or T3

Question 8

Which of the following is NOT characteristic of Graves' disease?

Accepted Answer

A)  It is a symptom is exophthalmos. 
B)  It is an autoimmune disease. 
C)  It is caused by a goiter. 
D)  There is an elevated basal metabolic rate. 
A)  It is a symptom is exophthalmos. 
B)  It is an autoimmune disease. 
C)  It is caused by a goiter. 
D)  There is an elevated basal metabolic rate.

Question 9

MATCHING
Indicate the source of each of the hormones by using the answer code (options may be used more than once or not at all):
-insulin

Accepted Answer

A) alpha cells of islets of Langerhans in the pancreas 
B) beta cells of islets of Langerhans in the pancreas 
C) anterior pituitary 
D) hypothalamus 
E) adrenal cortex
F)adrenal medulla
G)parathyroid gland
H)thyroid gland
I)skin 
A) alpha cells of islets of Langerhans in the pancreas 
B) beta cells of islets of Langerhans in the pancreas 
C) anterior pituitary 
D) hypothalamus 
E) adrenal cortex
F)adrenal medulla
G)parathyroid gland
H)thyroid gland
I)skin

Question 10

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all):
-a general reinforcer of sympathetic activity

Accepted Answer

A) ACTH 
B) aldosterone 
C) calcitonin 
D) cortisol 
E) DHEA
F)epinephrine
G)glucagon
H)insulin
I)parathyroid hormone
J)thyroid hormone
K)vitamin D 
A) ACTH 
B) aldosterone 
C) calcitonin 
D) cortisol 
E) DHEA
F)epinephrine
G)glucagon
H)insulin
I)parathyroid hormone
J)thyroid hormone
K)vitamin D

Question 11

Which of the following characterizes Type I but not Type II diabetes mellitus?

Accepted Answer

A)  hyperglycemia 
B)  lack of insulin 
C)  polyuria and polydipsia 
D)  can usually be successfully managed by dietary control and weight reduction without the necessity of insulin injections 
A)  hyperglycemia 
B)  lack of insulin 
C)  polyuria and polydipsia 
D)  can usually be successfully managed by dietary control and weight reduction without the necessity of insulin injections

Question 12

Which of the following does NOT characterize diabetes mellitus?

Accepted Answer

A)  increased glucose utilization due to excessive glucose availability 
B)  polyuria due to the osmotic effect of glucose in the urine 
C)  acidosis due to the ketosis accompanying abnormal fat metabolism 
D)  polydipsia due to dehydration 
A)  increased glucose utilization due to excessive glucose availability 
B)  polyuria due to the osmotic effect of glucose in the urine 
C)  acidosis due to the ketosis accompanying abnormal fat metabolism 
D)  polydipsia due to dehydration

Question 13

Match using the answer code (options may be used more than once or not at all):
a.Ca2+ homeostasis
b.Ca2+ balance
*____ important for maintaining constant total amount of Ca2+ in the body
*____ important for maintaining a constant free plasma Ca2+ concentration
*____ PTH contributes to its regulation
*____ vitamin D contributes to its regulation

Accepted Answer

Question 14

Because of the thyroid hormone's growth-promoting effects,excessive growth is one outcome of excess thyroid hormone secretion in children.

Accepted Answer

A) True 
 B)False

Question 15

Elevated blood amino acid levels stimulate the secretion of both insulin and glucagon even though they exert opposite effects on blood amino acid concentration.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is NOT an effect of epinephrine?

Accepted Answer

A)  It constricts the respiratory airways. 
B)  It elevates the concentration of blood sugar. 
C)  It stimulates glycogenolysis in skeletal muscles. 
D)  It stimulates hepatic gluconeogenesis. 
A)  It constricts the respiratory airways. 
B)  It elevates the concentration of blood sugar. 
C)  It stimulates glycogenolysis in skeletal muscles. 
D)  It stimulates hepatic gluconeogenesis.

Question 17

Stress is the primary stimulus for mineralocorticoid secretion.

Accepted Answer

A) True 
 B)False

Question 18

The symptoms of aldosterone hypersecretion include hypernatremia,hyperphosphatemia,and hypertension.

Accepted Answer

A) True 
 B)False

Question 19

PTH enhances the rapid movement of calcium from the bone fluid into the plasma.

Accepted Answer

A) True 
 B)False

Question 20

Insulin secretion is decreased and glucagon secretion is increased in response to a fall in blood glucose concentration.

Accepted Answer

A) True 
 B)False

Thyroid hormone is stored within the colloid attached to thyroglobulin.

In people who work during the day,cortisol levels in the plasma are normally higher in the morning than at night.

The adrenal medulla is actually a modified part of the sympathetic nervous system.

Excess TSH stimulation causes hypertrophy in the thyroid gland.

What does the zona glomerulosa of the adrenal cortex secrete?

An increase in plasma PO₄ concentration forces a reduction in plasma Ca²⁺ as a result of the inverse relationship between plasma PO₄ and Ca²⁺ levels.

Hyperthyroidism can be due to all of the following EXCEPT ______________

Which of the following is NOT characteristic of Graves' disease?

MATCHING Indicate the source of each of the hormones by using the answer code (options may be used more than once or not at all): -insulin

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all): -a general reinforcer of sympathetic activity

Which of the following characterizes Type I but not Type II diabetes mellitus?

Which of the following does NOT characterize diabetes mellitus?

Because of the thyroid hormone's growth-promoting effects,excessive growth is one outcome of excess thyroid hormone secretion in children.

Elevated blood amino acid levels stimulate the secretion of both insulin and glucagon even though they exert opposite effects on blood amino acid concentration.

Which of the following is NOT an effect of epinephrine?

Stress is the primary stimulus for mineralocorticoid secretion.

The symptoms of aldosterone hypersecretion include hypernatremia,hyperphosphatemia,and hypertension.

PTH enhances the rapid movement of calcium from the bone fluid into the plasma.

Insulin secretion is decreased and glucagon secretion is increased in response to a fall in blood glucose concentration.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Reproductive System

Filters

Exam 16: The Endocrine Glands

Thyroid hormone is stored within the colloid attached to thyroglobulin.

In people who work during the day,cortisol levels in the plasma are normally higher in the morning than at night.

The adrenal medulla is actually a modified part of the sympathetic nervous system.

Excess TSH stimulation causes hypertrophy in the thyroid gland.

What does the zona glomerulosa of the adrenal cortex secrete?

An increase in plasma PO₄ concentration forces a reduction in plasma Ca²⁺ as a result of the inverse relationship between plasma PO₄ and Ca²⁺ levels.

Hyperthyroidism can be due to all of the following EXCEPT ______________

Which of the following is NOT characteristic of Graves' disease?

MATCHING Indicate the source of each of the hormones by using the answer code (options may be used more than once or not at all): -insulin

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all): -a general reinforcer of sympathetic activity

Which of the following characterizes Type I but not Type II diabetes mellitus?

Which of the following does NOT characterize diabetes mellitus?

Because of the thyroid hormone's growth-promoting effects,excessive growth is one outcome of excess thyroid hormone secretion in children.

Elevated blood amino acid levels stimulate the secretion of both insulin and glucagon even though they exert opposite effects on blood amino acid concentration.

Which of the following is NOT an effect of epinephrine?

Stress is the primary stimulus for mineralocorticoid secretion.

The symptoms of aldosterone hypersecretion include hypernatremia,hyperphosphatemia,and hypertension.

PTH enhances the rapid movement of calcium from the bone fluid into the plasma.

Insulin secretion is decreased and glucagon secretion is increased in response to a fall in blood glucose concentration.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Reproductive System

Filters