Question 1

The primary energy source for the body during the postabsorptive state is glucose.

Accepted Answer

A) True 
 B)False

Question 2

Which of these statements does NOT describe adrenal androgens

Accepted Answer

A)  It is normally secreted only in males, whereas adrenal estrogens are secreted in females.
B)  It is normally secreted in both males and females, but in insufficient amounts to cause masculinization.
C)  It is responsible for the female sex drive.
D)  It is controlled by the gonadotropic hormones.

Question 3

Match the hormones, labelled a. through k., with their correct characteristics. (Options may be used more than once or not at all.) 
-stimulates glycogenesis

Accepted Answer

A)  ACTH
B)  aldosterone
C)  calcitonin
D)  cortisol
E)  DHEAF) epinephrineG) glucagonH) insulinI) parathyroid hormoneJ) thyroid hormoneK) vitamin D

Question 4

Which pituitary hormone increases the concentration of blood sugar

Accepted Answer

A)  glucagon
B)  insulin
C)  cortisol
D)  growth hormone

Question 5

The parathyroid gland secretes parathyroid hormone and calcitonin.

Accepted Answer

A) True 
 B)False

Question 6

Indicate the causes of diabetes mellitus and its physiological effects.

Accepted Answer

The answer of Indicate the causes of diabetes mellitus and...

Question 7

Over 99 percent of the circulating thyroid hormone is bound to plasma proteins.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is NOT a characteristic of glucocorticoids

Accepted Answer

A)  possess an anti-inflammatory action
B)  increase fat mobilization
C)  increase breakdown of muscle proteins
D)  decrease gluconeogenesis and glycogenolysis

Question 9

Excess TSH stimulation causes hypertrophy in the thyroid gland.

Accepted Answer

A) True 
 B)False

Question 10

Which of these statements describes calcitonin

Accepted Answer

A)  It enhances the effect of parathyroid hormone on bone and kidneys.
B)  It is synthesized in the skin in the presence of sunlight.
C)  A deficiency produces diabetes insipidus.
D)  It is secreted in response to hypercalcaemia.

Question 11

Which of these statements does NOT apply to somatostatin

Accepted Answer

A)  It is produced by the hypothalamus.
B)  It is produced by the pancreatic D cells.
C)  It inhibits growth hormone secretion.
D)  It is released in response to a fall in blood glucose and blood amino acids levels.

Question 12

Which of these statement does NOT apply to calcium homeostasis

Accepted Answer

A)  It involves immediate adjustments required to maintain a constant free Ca²⁺ concentration on a minute-to-minute basis.
B)  It involves slowly responding adjustments required to maintain a constant total amount of Ca²⁺ in the body.
C)  It is maintained primarily by the actions of parathyroid hormone.
D)  Calcium level in blood may be lowered by the action of calcitonin.

Question 13

Hyperthyroidism can be due to all of the following EXCEPT which one

Accepted Answer

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

Question 14

Vitamin D deficiency is the cause of rickets.

Accepted Answer

A) True 
 B)False

Question 15

Plasma sodium levels are high in a patient, but his plasma potassium levels are low.What might you expect to find as an underlying cause of this condition

Accepted Answer

A)  decreased plasma aldosterone levels
B)  decreased plasma parathyroid hormone levels
C)  increased plasma parathyroid hormone levels
D)  increased plasma aldosterone levels

Question 16

Which of these factors does NOT stimulate insulin secretion

Accepted Answer

A)  elevated blood amino acid concentration
B)  gastrointestinal hormone
C)  a fast-food hamburger
D)  starvation

Question 17

Thyroid-stimulating immunoglobulin stimulates both the secretion and growth of the thyroid similar to TSH.

Accepted Answer

A) True 
 B)False

Question 18

Which of these statements does NOT apply to cortisol

Accepted Answer

A)  It has immunosuppressive effects.
B)  It is an anti-inflammatory.
C)  It results in facultative potassium resorption.
D)  Its excess is responsible for Cushing's syndrome.

Question 19

Match the biochemical processes, labelled a. through e., with their features. (Options may be used more than once or not at all.) 
-conversion of glycogen into glucose

Accepted Answer

A)  gluconeogenesis
B)  glycogenesis
C)  glycogenolysis
D)  both gluconeogenesis and glycogenolysis
E)  all of these answers

Question 20

Insulin increases glucose transport into all tissues.

Accepted Answer

A) True 
 B)False

Exam 6: The Endocrine Glands

Plasma sodium levels are high in a patient, but his plasma potassium levels are low.What might you expect to find as an underlying cause of this condition

Correct AnswerverifiedShow Answer

Which of these statements does NOT apply to cortisol

Correct AnswerverifiedShow Answer

Vitamin D deficiency is the cause of rickets.

Correct AnswerverifiedShow Answer

Which of these statements does NOT describe adrenal androgens

Correct AnswerverifiedShow Answer

Insulin increases glucose transport into all tissues.

Correct AnswerverifiedShow Answer

Match the biochemical processes, labelled a. through e., with their features. (Options may be used more than once or not at all.) -conversion of glycogen into glucose

Correct AnswerverifiedShow Answer

Hyperthyroidism can be due to all of the following EXCEPT which one

Correct AnswerverifiedShow Answer

Which pituitary hormone increases the concentration of blood sugar

Correct AnswerverifiedShow Answer

The primary energy source for the body during the postabsorptive state is glucose.

Correct AnswerverifiedShow Answer

Indicate the causes of diabetes mellitus and its physiological effects.

Correct AnswerverifiedShow Answer

Which of the following is NOT a characteristic of glucocorticoids

Correct AnswerverifiedShow Answer

The parathyroid gland secretes parathyroid hormone and calcitonin.

Correct AnswerverifiedShow Answer

Which of these statement does NOT apply to calcium homeostasis

Correct AnswerverifiedShow Answer

Thyroid-stimulating immunoglobulin stimulates both the secretion and growth of the thyroid similar to TSH.

Correct AnswerverifiedShow Answer

Match the hormones, labelled a. through k., with their correct characteristics. (Options may be used more than once or not at all.) -stimulates glycogenesis

Correct AnswerverifiedShow Answer

Excess TSH stimulation causes hypertrophy in the thyroid gland.

Correct AnswerverifiedShow Answer

Which of these factors does NOT stimulate insulin secretion

Correct AnswerverifiedShow Answer

Which of these statements does NOT apply to somatostatin

Correct AnswerverifiedShow Answer

Over 99 percent of the circulating thyroid hormone is bound to plasma proteins.

Correct AnswerverifiedShow Answer

Which of these statements describes calcitonin

Correct AnswerverifiedShow Answer

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