Question 1

Norepinephrine and epinephrine are amines.

Accepted Answer

A) True 
 B)False

Question 2

The target cells of releasing hormones are in the anterior pituitary gland.

Accepted Answer

A) True 
 B)False

Question 3

Cortisol is useful in controlling inflammation reactions because it

Accepted Answer

A)  decreases the permeability of capillaries. 
B)  increases synthesis of prostaglandins. 
C)  destabilizes lysosomal membranes. 
D)  decreases blood flow. 
A)  decreases the permeability of capillaries. 
B)  increases synthesis of prostaglandins. 
C)  destabilizes lysosomal membranes. 
D)  decreases blood flow.

Question 4

Addison disease

Accepted Answer

A)  lowers blood pressure. 
B)  decreases blood sodium levels. 
C)  increases blood potassium levels. 
D)  all of the above. 
A)  lowers blood pressure. 
B)  decreases blood sodium levels. 
C)  increases blood potassium levels. 
D)  all of the above.

Question 5

Hormones

Accepted Answer

A)  regulate metabolism. 
B)  have functions in growth, reproduction, and development. 
C)  help regulate water and electrolyte balance and blood pressure. 
D)  do all of the above. 
A)  regulate metabolism. 
B)  have functions in growth, reproduction, and development. 
C)  help regulate water and electrolyte balance and blood pressure. 
D)  do all of the above.

Question 6

An upregulated cell has an increase in

Accepted Answer

A)  the amount of DNA in the nucleus. 
B)  the number of molecules the cell secretes. 
C)  the concentration of ligands that bind to the receptors. 
D)  the number of receptors available for binding. 
A)  the amount of DNA in the nucleus. 
B)  the number of molecules the cell secretes. 
C)  the concentration of ligands that bind to the receptors. 
D)  the number of receptors available for binding.

Question 7

Growth hormone

Accepted Answer

A)  enhances the movement of amino acids into cells. 
B)  increases the rate of protein synthesis. 
C)  increases the rate of fat metabolism. 
D)  all of the above. 
A)  enhances the movement of amino acids into cells. 
B)  increases the rate of protein synthesis. 
C)  increases the rate of fat metabolism. 
D)  all of the above.

Question 8

In addition to a drop in blood calcium concentration, a symptom of hypoparathyroidism is

Accepted Answer

A)  a rise in vitamin D concentration. 
B)  increased PTH secretion. 
C)  muscle cramps. 
D)  kidney stones. 
A)  a rise in vitamin D concentration. 
B)  increased PTH secretion. 
C)  muscle cramps. 
D)  kidney stones.

Question 9

A hormone is a ______ and the target cell is __________.

Accepted Answer

A)  protein that stimulates other cells; the source of hormone secretions 
B)  regulatory molecule that controls secretions of other cells; a cell that synthesizes hormones 
C)  molecule that has a metabolic effect on another cell; a cell that has receptors for specific hormones 
D)  molecule; a cell that does not have receptors 
A)  protein that stimulates other cells; the source of hormone secretions 
B)  regulatory molecule that controls secretions of other cells; a cell that synthesizes hormones 
C)  molecule that has a metabolic effect on another cell; a cell that has receptors for specific hormones 
D)  molecule; a cell that does not have receptors

Question 10

Melanocyte-stimulating hormone, which regulates the formation of melanin, is produced by the

Accepted Answer

A)  intermediate lobe of the pituitary gland. 
B)  anterior lobe of the pituitary gland. 
C)  pineal gland. 
D)  the hypothalamus. 
A)  intermediate lobe of the pituitary gland. 
B)  anterior lobe of the pituitary gland. 
C)  pineal gland. 
D)  the hypothalamus.

Question 11

A hormone is a secreted molecule that is carried in the bloodstream to where it acts on target cells that bear specific receptors for that hormone.

Accepted Answer

A) True 
 B)False

Question 12

All hormones are

Accepted Answer

A)  steroids. 
B)  proteins. 
C)  inorganic compounds. 
D)  organic compounds. 
A)  steroids. 
B)  proteins. 
C)  inorganic compounds. 
D)  organic compounds.

Question 13

Maxwell has a very high metabolic rate, is skinny, and has protruding eyes. These are symptoms of

Accepted Answer

A)  hypothyroidism. 
B)  hyperthyroidism. 
C)  hypoparathyroidism. 
D)  hyperparathyroidism. 
A)  hypothyroidism. 
B)  hyperthyroidism. 
C)  hypoparathyroidism. 
D)  hyperparathyroidism.

Question 14

Exocrine glands differ from endocrine glands in that exocrine glands

Accepted Answer

A)  secrete only into the bloodstream. 
B)  secrete only local hormones. 
C)  secrete through ducts or tubes to the body's exterior. 
D)  only secrete salts. 
A)  secrete only into the bloodstream. 
B)  secrete only local hormones. 
C)  secrete through ducts or tubes to the body's exterior. 
D)  only secrete salts.

Question 15

Secretion of insulin causes

Accepted Answer

A)  a decrease in the concentration of blood glucose. 
B)  a decrease in the permeability of cell membranes to glucose. 
C)  an increase in the breakdown of glycogen to release glucose. 
D)  an increase in the concentration of blood glucose. 
A)  a decrease in the concentration of blood glucose. 
B)  a decrease in the permeability of cell membranes to glucose. 
C)  an increase in the breakdown of glycogen to release glucose. 
D)  an increase in the concentration of blood glucose.

Question 16

Oxytocin stimulates the kidneys to conserve water.

Accepted Answer

A) True 
 B)False

Question 17

An autocrine secretion affects cells far away.

Accepted Answer

A) True 
 B)False

Question 18

Oxytocin is administered to women following childbirth to stimulate

Accepted Answer

A)  less milk production. 
B)  uterine contractions. 
C)  uterine relaxation. 
D)  ACTH production. 
A)  less milk production. 
B)  uterine contractions. 
C)  uterine relaxation. 
D)  ACTH production.

Question 19

The nervous system releases hormones at synapses and the endocrine system releases neurotransmitters into the bloodstream.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following has both endocrine and exocrine functions?

Accepted Answer

A)  Pancreas 
B)  Anterior pituitary 
C)  Liver 
D)  Thyroid gland 
A)  Pancreas 
B)  Anterior pituitary 
C)  Liver 
D)  Thyroid gland

Exam 13: Endocrine System

Norepinephrine and epinephrine are amines.

The target cells of releasing hormones are in the anterior pituitary gland.

Cortisol is useful in controlling inflammation reactions because it

Addison disease

Hormones

An upregulated cell has an increase in

Growth hormone

In addition to a drop in blood calcium concentration, a symptom of hypoparathyroidism is

A hormone is a ______ and the target cell is __________.

Melanocyte-stimulating hormone, which regulates the formation of melanin, is produced by the

A hormone is a secreted molecule that is carried in the bloodstream to where it acts on target cells that bear specific receptors for that hormone.

All hormones are

Maxwell has a very high metabolic rate, is skinny, and has protruding eyes. These are symptoms of

Exocrine glands differ from endocrine glands in that exocrine glands

Secretion of insulin causes

Oxytocin stimulates the kidneys to conserve water.

An autocrine secretion affects cells far away.

Oxytocin is administered to women following childbirth to stimulate

The nervous system releases hormones at synapses and the endocrine system releases neurotransmitters into the bloodstream.

Which of the following has both endocrine and exocrine functions?

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Cellular Metabolism

Tissues

Integumentary System

Skeletal System

Joints of the Skeletal System

Muscular System

Nervous System I: Basic Structure and Function

Nervous System II: Division of the Nervous System

Nervous System III: Senses

Blood

Cardiovascular System

Lymphatic System and Immunity

Digestive System

Nutrition and Metabolism

Respiratory System

Urinary System

Water, Electrolyte, and Acid-Based Balance

Reproductive Systems

Pregnancy, Growth, and Development

Genetics and Genomics

Filters

A hormone is a and the target cell is ____.