Question 1

Vasopressin is a common term for this hormone.

Accepted Answer

A)  ADH 
B)  GH 
C)  oxytocin 
D)  prolactin 
E)  TSH 
A)  ADH 
B)  GH 
C)  oxytocin 
D)  prolactin 
E)  TSH

Question 2

All of the following are true of oxytocin except?

Accepted Answer

A)  It promotes uterine contractions. 
B)  It is responsible for milk expression from the mammary glands. 
C)  It triggers prostate gland contraction. 
D)  It is produced in the hypothalamus. 
E)  It is stored in the anterior pituitary. 
A)  It promotes uterine contractions. 
B)  It is responsible for milk expression from the mammary glands. 
C)  It triggers prostate gland contraction. 
D)  It is produced in the hypothalamus. 
E)  It is stored in the anterior pituitary.

Question 3

Hyposecretion of cortisol causes

Accepted Answer

A)  goiter. 
B)  diabetes mellitus. 
C)  diabetes insipidus. 
D)  Addison's disease. 
E)  Cushing's disease. 
A)  goiter. 
B)  diabetes mellitus. 
C)  diabetes insipidus. 
D)  Addison's disease. 
E)  Cushing's disease.

Question 4

Increased aggressive and assertive behavior is associated with an increase in which of the following hormones?

Accepted Answer

A)  somatostatin 
B)  thyroxine 
C)  growth hormone 
D)  androgens 
E)  insulin 
A)  somatostatin 
B)  thyroxine 
C)  growth hormone 
D)  androgens 
E)  insulin

Question 5

All of the following may be functions of melatonin except that it

Accepted Answer

A)  can act as an antioxidant. 
B)  protects against free-radicals. 
C)  may maintain circadian rhythms. 
D)  can act as an insulin synergist. 
E)  may influence sexual maturation. 
A)  can act as an antioxidant. 
B)  protects against free-radicals. 
C)  may maintain circadian rhythms. 
D)  can act as an insulin synergist. 
E)  may influence sexual maturation.

Question 6

What does it mean to say that the pancreas is both an endocrine and an exocrine organ?

Accepted Answer

The pancreas contains both exocrine and

Question 7

A hormone that promotes gluconeogenesis in the liver is

Accepted Answer

A)  aldosterone. 
B)  erythropoietin. 
C)  thymosin. 
D)  cortisol. 
E)  calcitonin. 
A)  aldosterone. 
B)  erythropoietin. 
C)  thymosin. 
D)  cortisol. 
E)  calcitonin.

Question 8

During the alarm phase of the general adaptation syndrome (GAS), there is

Accepted Answer

A)  decreased blood flow to skeletal muscles and skin. 
B)  decreased mental alertness. 
C)  mobilization of energy reserves. 
D)  increased urine release. 
E)  decreased rate of respiration. 
A)  decreased blood flow to skeletal muscles and skin. 
B)  decreased mental alertness. 
C)  mobilization of energy reserves. 
D)  increased urine release. 
E)  decreased rate of respiration.

Question 9

During dehydration the body would increase production of

Accepted Answer

A)  aldosterone and cortisol. 
B)  cortisol and ADH. 
C)  epinephrine and cortisol. 
D)  aldosterone and ADH. 
E)  epinephrine and ADH. 
A)  aldosterone and cortisol. 
B)  cortisol and ADH. 
C)  epinephrine and cortisol. 
D)  aldosterone and ADH. 
E)  epinephrine and ADH.

Question 10

If the hypophyseal portal system is destroyed, the hypothalamus would no longer be able to control the secretion of which of the following hormones?

Accepted Answer

A)  TSH 
B)  ACTH 
C)  PRL 
D)  ADH and OXT 
E)  TSH, ACTH, PRL 
A)  TSH 
B)  ACTH 
C)  PRL 
D)  ADH and OXT 
E)  TSH, ACTH, PRL

Question 11

The pituitary hormone that promotes ovarian secretion of progesterone and testicular secretion of testosterone is

Accepted Answer

A)  TSH. 
B)  ACTH. 
C)  FSH. 
D)  LH. 
E)  GH. 
A)  TSH. 
B)  ACTH. 
C)  FSH. 
D)  LH. 
E)  GH.

Question 12

Ahormone might

Accepted Answer

A)  alter a membrane channel by changing its shape, thereby affecting what can go through it. 
B)  depolarize a skeletal muscle cell. 
C)  interfere with norepinephrine at a neuronal synapse. 
D)  inactivate glucose so it cannot be used by a cell. 
E)  block the production of a cell membrane. 
A)  alter a membrane channel by changing its shape, thereby affecting what can go through it. 
B)  depolarize a skeletal muscle cell. 
C)  interfere with norepinephrine at a neuronal synapse. 
D)  inactivate glucose so it cannot be used by a cell. 
E)  block the production of a cell membrane.

Question 13

When blood glucose levels fall,

Accepted Answer

A)  insulin is released. 
B)  glucagon is released. 
C)  peripheral cells take up more glucose. 
D)  protein synthesis increases. 
E)  calcitonin is secreted. 
A)  insulin is released. 
B)  glucagon is released. 
C)  peripheral cells take up more glucose. 
D)  protein synthesis increases. 
E)  calcitonin is secreted.

Question 14

Abnormally low production of LH and FSH results in

Accepted Answer

A)  diabetes insipidus. 
B)  a diabetogenic effect. 
C)  hypogonadism. 
D)  a glucose-sparing effect. 
E)  hypocortisolism. 
A)  diabetes insipidus. 
B)  a diabetogenic effect. 
C)  hypogonadism. 
D)  a glucose-sparing effect. 
E)  hypocortisolism.

Question 15

A rise in cortisol would cause an increase in each of the following except

Accepted Answer

A)  the rate of glucose synthesis by the liver. 
B)  the rate of glycogen formation by the liver. 
C)  the level of fatty acids in the blood. 
D)  fatty acid metabolism by muscle cells. 
E)  ACTH levels. 
A)  the rate of glucose synthesis by the liver. 
B)  the rate of glycogen formation by the liver. 
C)  the level of fatty acids in the blood. 
D)  fatty acid metabolism by muscle cells. 
E)  ACTH levels.

Question 16

Poorly managed diabetes can adversely affect which organ(s)?

Accepted Answer

A)  kidneys 
B)  eyes 
C)  heart and blood vessels 
D)  nerves 
E)  kidneys, eyes, nerves, heart and blood vessels 
A)  kidneys 
B)  eyes 
C)  heart and blood vessels 
D)  nerves 
E)  kidneys, eyes, nerves, heart and blood vessels

Question 17

The condition known as seasonal affective disorder (SAD) may be caused by

Accepted Answer

A)  increased levels of melanin. 
B)  increased levels of melatonin. 
C)  increased levels of melanocyte-stimulating hormone. 
D)  increased levels of gonadotrophins. 
E)  decreased levels of testosterone. 
A)  increased levels of melanin. 
B)  increased levels of melatonin. 
C)  increased levels of melanocyte-stimulating hormone. 
D)  increased levels of gonadotrophins. 
E)  decreased levels of testosterone.

Question 18

The parathyroid glands produce a hormone that

Accepted Answer

A)  stimulates the formation of white blood cells. 
B)  increases the level of calcium ions in the blood. 
C)  increases the level of sodium ions in the blood. 
D)  increases the level of potassium ions in the blood. 
E)  increases the level of glucose in the blood. 
A)  stimulates the formation of white blood cells. 
B)  increases the level of calcium ions in the blood. 
C)  increases the level of sodium ions in the blood. 
D)  increases the level of potassium ions in the blood. 
E)  increases the level of glucose in the blood.

Question 19

Each of the following hormones is an amino acid derivative except

Accepted Answer

A)  epinephrine. 
B)  norepinephrine. 
C)  thyroid hormone. 
D)  testosterone. 
E)  melatonin. 
A)  epinephrine. 
B)  norepinephrine. 
C)  thyroid hormone. 
D)  testosterone. 
E)  melatonin.

Question 20

Membrane receptors are used by which of the following types of hormones?

Accepted Answer

A)  catecholamines 
B)  peptide hormones 
C)  eicosanoids 
D)  thyroid 
E)  catecholamines, peptide hormones, and eicosanoids 
A)  catecholamines 
B)  peptide hormones 
C)  eicosanoids 
D)  thyroid 
E)  catecholamines, peptide hormones, and eicosanoids

Exam 18: The Endocrine System

Vasopressin is a common term for this hormone.

All of the following are true of oxytocin except?

Hyposecretion of cortisol causes

Increased aggressive and assertive behavior is associated with an increase in which of the following hormones?

All of the following may be functions of melatonin except that it

What does it mean to say that the pancreas is both an endocrine and an exocrine organ?

A hormone that promotes gluconeogenesis in the liver is

During the alarm phase of the general adaptation syndrome (GAS), there is

During dehydration the body would increase production of

If the hypophyseal portal system is destroyed, the hypothalamus would no longer be able to control the secretion of which of the following hormones?

The pituitary hormone that promotes ovarian secretion of progesterone and testicular secretion of testosterone is

Ahormone might

When blood glucose levels fall,

Abnormally low production of LH and FSH results in

A rise in cortisol would cause an increase in each of the following except

Poorly managed diabetes can adversely affect which organ(s)?

The condition known as seasonal affective disorder (SAD) may be caused by

The parathyroid glands produce a hormone that

Each of the following hormones is an amino acid derivative except

Membrane receptors are used by which of the following types of hormones?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Bones and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord, Spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism, Nutrition, and Energetics

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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