Question 1

Both synergism and permissiveness can increase the effect of a hormone.

Accepted Answer

A) True 
 B)False

Question 2

Input from the nervous system influences secretion of some hormones.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is not a description of hormone interaction explained in the text?

Accepted Answer

A)  Suppression 
B)  Antagonism 
C)  Synergism 
D)  Permissiveness 
A)  Suppression 
B)  Antagonism 
C)  Synergism 
D)  Permissiveness

Question 4

Which of the following is not a source of nonsteroid hormones?

Accepted Answer

A)  Cholesterol 
B)  Protein 
C)  Protein joined with a carbohydrate 
D)  Individual amino acids 
A)  Cholesterol 
B)  Protein 
C)  Protein joined with a carbohydrate 
D)  Individual amino acids

Question 5

Which of the following is not a chemical classification of hormones?

Accepted Answer

A)  Steroid 
B)  Anabolic 
C)  Tropic 
D)  Neither B nor C is a chemical classification of hormones. 
A)  Steroid 
B)  Anabolic 
C)  Tropic 
D)  Neither B nor C is a chemical classification of hormones.

Question 6

Some endocrine glands are actually made of nervous tissue.

Accepted Answer

A) True 
 B)False

Question 7

All of the following are true statements except:

Accepted Answer

A)  there are at least 16 different prostaglandins. 
B)  the first prostaglandin was identified in semen. 
C)  aspirin produces some of its effects by increasing PGE synthesis. 
D)  PGFs have been used to induce labor and accelerate the delivery of a baby. 
A)  there are at least 16 different prostaglandins. 
B)  the first prostaglandin was identified in semen. 
C)  aspirin produces some of its effects by increasing PGE synthesis. 
D)  PGFs have been used to induce labor and accelerate the delivery of a baby.

Question 8

Compare and contrast steroid and nonsteroid hormones, and give an example of each.

Accepted Answer

The answer of Compare and contrast steroid and nonsteroid hormones,...

Question 9

The "lock-and-key" mechanism allows hormones to bind only with target cells that have receptors that "fit" them exactly.

Accepted Answer

A) True 
 B)False

Question 10

Steroid hormones frequently travel in the bloodstream attached to soluble plasma proteins.

Accepted Answer

A) True 
 B)False

Question 11

Tropic hormones:

Accepted Answer

A)  target other endocrine glands and stimulate their growth and secretion. 
B)  target reproductive tissues. 
C)  stimulate anabolism in their target cells. 
D)  do all of the above. 
A)  target other endocrine glands and stimulate their growth and secretion. 
B)  target reproductive tissues. 
C)  stimulate anabolism in their target cells. 
D)  do all of the above.

Question 12

The common molecule from which all steroid hormones are derived is:

Accepted Answer

A)  phospholipids. 
B)  cholesterol. 
C)  lecithin. 
D)  triglycerols. 
A)  phospholipids. 
B)  cholesterol. 
C)  lecithin. 
D)  triglycerols.

Question 13

The compound that is referred to as a tissue hormone is:

Accepted Answer

A)  growth hormone. 
B)  prostaglandin. 
C)  adrenocorticotropic hormone. 
D)  thyroxine. 
A)  growth hormone. 
B)  prostaglandin. 
C)  adrenocorticotropic hormone. 
D)  thyroxine.

Question 14

Autocrine hormones have to travel farther to reach their target cell than do paracrine hormones.

Accepted Answer

A) True 
 B)False

Question 15

In comparison with the nervous system, the regulatory effects of the endocrine system are:

Accepted Answer

A)  rapid to appear but short-lived. 
B)  slow to appear but long-lasting. 
C)  rapid to appear and long-lasting. 
D)  slow to appear and short-lived. 
A)  rapid to appear but short-lived. 
B)  slow to appear but long-lasting. 
C)  rapid to appear and long-lasting. 
D)  slow to appear and short-lived.

Question 16

Norepinephrine can be considered a neurotransmitter or a hormone, depending on what releases it and how far it must travel to reach a receptor.

Accepted Answer

A) True 
 B)False

Question 17

All nonsteroid hormones operate according to the second-messenger model.

Accepted Answer

A) True 
 B)False

Question 18

Match each term with its explanation or definition.
-Increasing the number of receptors on a target cell

Accepted Answer

A) Synergism 
B) Steroid hormone 
C) Second messenger 
D) Target cell 
E) Upregulation
F)Antagonism
G)Prostaglandin
H)Tropic hormone
I)Nonsteroid hormone
J)Permissiveness 
A) Synergism 
B) Steroid hormone 
C) Second messenger 
D) Target cell 
E) Upregulation
F)Antagonism
G)Prostaglandin
H)Tropic hormone
I)Nonsteroid hormone
J)Permissiveness

Question 19

When a hormone attaches to a target cell, which of the following can occur?

Accepted Answer

A)  It can initiate protein synthesis. 
B)  It can open or close ion channels. 
C)  It can activate certain enzymes in the cell. 
D)  All of the above can occur. 
A)  It can initiate protein synthesis. 
B)  It can open or close ion channels. 
C)  It can activate certain enzymes in the cell. 
D)  All of the above can occur.

Question 20

Endocrine glands can be made up of:

Accepted Answer

A)  glandular epithelium. 
B)  neurosecretory tissue. 
C)  ducts leading to major arteries 
D)  both A and B. 
A)  glandular epithelium. 
B)  neurosecretory tissue. 
C)  ducts leading to major arteries 
D)  both A and B.

Exam 25: Endocrine Regulation

Both synergism and permissiveness can increase the effect of a hormone.

Input from the nervous system influences secretion of some hormones.

Which of the following is not a description of hormone interaction explained in the text?

Which of the following is not a source of nonsteroid hormones?

Which of the following is not a chemical classification of hormones?

Some endocrine glands are actually made of nervous tissue.

All of the following are true statements except:

Compare and contrast steroid and nonsteroid hormones, and give an example of each.

The "lock-and-key" mechanism allows hormones to bind only with target cells that have receptors that "fit" them exactly.

Steroid hormones frequently travel in the bloodstream attached to soluble plasma proteins.

Tropic hormones:

The common molecule from which all steroid hormones are derived is:

The compound that is referred to as a tissue hormone is:

Autocrine hormones have to travel farther to reach their target cell than do paracrine hormones.

In comparison with the nervous system, the regulatory effects of the endocrine system are:

Norepinephrine can be considered a neurotransmitter or a hormone, depending on what releases it and how far it must travel to reach a receptor.

All nonsteroid hormones operate according to the second-messenger model.

Match each term with its explanation or definition. -Increasing the number of receptors on a target cell

When a hormone attaches to a target cell, which of the following can occur?

Endocrine glands can be made up of:

Organization of the Body

Homeostasis

Chemical Basis of Life

Biomolecules

Cell Structure

Cell Function

Cell Growth and Development

Introduction to Tissues

Tissue Types

Skin

Skeletal Tissues

Axial Skeleton

Appendicular Skeleton

Articulations

Axial Muscles

Appendicular Muscles

Muscle Contraction

Nervous System Cells

Nerve Signaling

Central Nervous System

Peripheral Nervous System

Autonomic Nervous System

General Senses

Special Senses

Endocrine Glands

Blood

Heart

Blood Vessels

Circulation of the Blood

Lymphatic System

Innate Immunity

Adaptive Immunity

Stress

Respiratory Tract

Ventilation

Gas Exchange & Transport

Upper Digestive Tract

Lower Digestive Tract

Digestion and Absorption

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid Base Balance

Male Reproductive System

Female Reproductive System

Growth and Development

Genetics and Heredity

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