Question 1

The ________ gland is a hormone-secreting structure located deep between the cerebral hemispheres, attached to the roof of the third ventricle. It is involved in the functioning of the biological clock.

Accepted Answer

The answer of The ________ gland is a hormone-secreting structure...

Question 2

Insulin is produced by __________ of the __________.

Accepted Answer

A)   alpha cells; pancreas
B)   beta cells; pancreas
C)   gamma cells; pancreas
D)   hepatocytes; liverE) A) and D)
F) B) and C)

Question 3

What hormone raises blood calcium levels, stimulates osteoclasts, and increases absorption of dietary calcium?

Accepted Answer

A)   PTH
B)   Calcitonin
C)   Aldosterone
D)   ADH
E)   InsulinF) C) and E)
G) A) and B)

Question 4

Cyclic AMP is produced from molecules of _________ as a result of enzymatic action.

Accepted Answer

The answer of Cyclic AMP is produced from molecules of...

Question 5

Which control pathway leads to the release of follicle stimulating hormone (FSH)  from the anterior pituitary?

Accepted Answer

A)   A hormone stimulates the release of another hormone.
B)   The nervous system stimulates a gland directly.
C)   Changing plasma levels of a substance stimulate a gland directly.D) B) and C)
E) A) and C) A

Question 6

A deficiency of dietary iodine would result in excessive TSH secretion.

Accepted Answer

A) True 
 B)False

Question 7

What is the action of glucagon?

Accepted Answer

A)   Stimulates liver cells to convert glycogen to glucose
B)   Stimulates liver cells to synthesize glycogen from glucose
C)   Stimulates tissue cells to transport glucose into cells
D)   Stimulates tissue cells to export glucose into the bloodstreamE) A) and B)
F) A) and C)

Question 8

Cyclic AMP (cAMP)  is an example of a __________.

Accepted Answer

A)   G protein
B)   second messenger
C)   first messenger
D)   hormone
E)   paracrineF) None of the above
G) B) and D)

Question 9

Sex hormones are produced by the adrenal cortex.

Accepted Answer

A) True 
 B)False

Question 10

Steroid hormones are lipid soluble, so they cannot pass through the plasma membrane.

Accepted Answer

A) True 
 B)False

Question 11

Special hypophyseal capillary beds carry hormones from the pituitary gland to target cells in the hypothalamus.

Accepted Answer

A) True 
 B)False

Question 12

What hormone is manufactured by cells of the pineal gland?

Accepted Answer

A)   ADH
B)   Prolactin
C)   Aldosterone
D)   Melatonin
E)   CortisolF) D) and E)
G) A) and B) D

Question 13

Hormone effects on target cells can continue even if hormone secretion has stopped.

Accepted Answer

A) True 
 B)False

Question 14

Which hormone is not produced by the placenta?

Accepted Answer

A)   Testosterone
B)   Estrogen
C)   Progesterone
D)   GonadotropinE) A) and B)
F) A) and C)

Question 15

What is an immediate physiological response to stress that occurs during the alarm phase?

Accepted Answer

A)   The hypothalamus stimulates sympathetic pathways.
B)   The adrenal cortex is stimulated.
C)   The blood glucose levels decrease.
D)   Fatty acids levels in the blood are decreased.E) All of the above
F) A) and C)

Question 16

What stimulates the release of hormones from the adrenal cortex?

Accepted Answer

A)   Thyroid hormone
B)   Adrenocorticotropic hormone
C)   Growth hormone
D)   Antidiuretic hormone
E)   EpinephrineF) A) and D)
G) A) and B)

Question 17

Which of the following hormones is not produced by the anterior pituitary?

Accepted Answer

A)   Growth hormone
B)   Thyroid stimulating hormone
C)   Antidiuretic hormone
D)   Follicle stimulating hormone
E)   Adrenocorticotropic hormoneF) A) and E)
G) C) and D)

Question 18

What is the cause of Type-1diabetes mellitus?

Accepted Answer

A)   Excess sugar in the diet
B)   Obesity
C)   An autoimmune disease
D)   An effect of aging
E)   A defect in antidiuretic hormone secretionF) B) and E)
G) C) and E)

Question 19

Molecules that are produced within one tissue that then regulate another tissue within the same organ are called _________ secretions.

Accepted Answer

A)   autocrine
B)   paracrine
C)   endocrine
D)   exocrineE) A) and B)
F) None of the above A

Question 20

What hormone lowers blood calcium levels?

Accepted Answer

A)   PTH
B)   GH
C)   Calcitonin
D)   Calcitriol
E)   AldosteroneF) A) and C)
G) A) and D)

Exam 11: Endocrine System

The ________ gland is a hormone-secreting structure located deep between the cerebral hemispheres, attached to the roof of the third ventricle. It is involved in the functioning of the biological clock.

Correct AnswerverifiedShow Answer

Insulin is produced by __________ of the __________.

Correct AnswerverifiedShow Answer

What hormone raises blood calcium levels, stimulates osteoclasts, and increases absorption of dietary calcium?

Correct AnswerverifiedShow Answer

Cyclic AMP is produced from molecules of _________ as a result of enzymatic action.

Correct AnswerverifiedShow Answer

Which control pathway leads to the release of follicle stimulating hormone (FSH) from the anterior pituitary?

Correct AnswerverifiedA

A deficiency of dietary iodine would result in excessive TSH secretion.

Correct AnswerverifiedShow Answer

What is the action of glucagon?

Correct AnswerverifiedShow Answer

Cyclic AMP (cAMP) is an example of a __________.

Correct AnswerverifiedShow Answer

Sex hormones are produced by the adrenal cortex.

Correct AnswerverifiedShow Answer

Steroid hormones are lipid soluble, so they cannot pass through the plasma membrane.

Correct AnswerverifiedShow Answer

Special hypophyseal capillary beds carry hormones from the pituitary gland to target cells in the hypothalamus.

Correct AnswerverifiedShow Answer

What hormone is manufactured by cells of the pineal gland?

Correct AnswerverifiedD

Hormone effects on target cells can continue even if hormone secretion has stopped.

Correct AnswerverifiedShow Answer

Which hormone is not produced by the placenta?

Correct AnswerverifiedShow Answer

What is an immediate physiological response to stress that occurs during the alarm phase?

Correct AnswerverifiedShow Answer

What stimulates the release of hormones from the adrenal cortex?

Correct AnswerverifiedShow Answer

Which of the following hormones is not produced by the anterior pituitary?

Correct AnswerverifiedShow Answer

What is the cause of Type-1diabetes mellitus?

Correct AnswerverifiedShow Answer

Molecules that are produced within one tissue that then regulate another tissue within the same organ are called _________ secretions.

Correct AnswerverifiedA

What hormone lowers blood calcium levels?

Correct AnswerverifiedShow Answer

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