Question 1

Which of the following is NOT a nonspecific defense mechanism?

Accepted Answer

A) Barriers to entry 
B) Antibodies 
C) Inflammation 
D) Phagocytosis 
A) Barriers to entry 
B) Antibodies 
C) Inflammation 
D) Phagocytosis

Question 2

The tonsils are composed of

Accepted Answer

A) Peyer's patches. 
B) lymphatic nodules. 
C) stem cells. 
A) Peyer's patches. 
B) lymphatic nodules. 
C) stem cells.

Question 3

An antibacterial enzyme that is present in saliva,tears,and sweat is

Accepted Answer

A) antibodies. 
B) interferon. 
C) lysozyme. 
D) antigen. 
A) antibodies. 
B) interferon. 
C) lysozyme. 
D) antigen.

Question 4

Once a B cell has been activated by a specific antigen (an antigen binds to an antigen receptor on the B cell membrane),it will divide,making many copies of itself.This process is known as

Accepted Answer

A) apoptosis. 
B) clonal selection. 
C) induced immunity. 
D) hypersensitivity. 
A) apoptosis. 
B) clonal selection. 
C) induced immunity. 
D) hypersensitivity.

Question 5

What does red bone marrow do?

Accepted Answer

A) Produces red blood cells 
B) Produces white blood cells 
C) Produces red and white blood cells 
D) None apply. 
A) Produces red blood cells 
B) Produces white blood cells 
C) Produces red and white blood cells 
D) None apply.

Question 6

An immediate allergic response is caused by

Accepted Answer

A) memory T cells at the site of allergen contact. 
B) IgE antibodies attached to mast cells and basophils that then release histamine. 
C) cytotoxic T cells attacking cells at the site of allergen contact. 
D) None apply. 
A) memory T cells at the site of allergen contact. 
B) IgE antibodies attached to mast cells and basophils that then release histamine. 
C) cytotoxic T cells attacking cells at the site of allergen contact. 
D) None apply.

Question 7

Which of the following is NOT true of human MHC proteins?

Accepted Answer

A) They are called HLA (human leukocyte antigens). 
B) They are self-antigens. 
C) They are linked to foreign antigens to activate a B cell. 
D) They are found on all of one's body cells. 
A) They are called HLA (human leukocyte antigens). 
B) They are self-antigens. 
C) They are linked to foreign antigens to activate a B cell. 
D) They are found on all of one's body cells.

Question 8

Which of the following is NOT a major grouping of lymph nodes?

Accepted Answer

A) Cervical 
B) Inguinal 
C) Popliteal 
D) Axillary 
A) Cervical 
B) Inguinal 
C) Popliteal 
D) Axillary

Question 9

The respiratory system is important to the movement of blood,but not the movement of lymph.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is NOT a B cell problem in aging?

Accepted Answer

A) Antibodies do not function well 
B) Clones fail to form 
C) Antibodies attack self cells 
D) Increased incidence of cancer 
A) Antibodies do not function well 
B) Clones fail to form 
C) Antibodies attack self cells 
D) Increased incidence of cancer

Question 11

Which of the following is NOT an action of antibodies with the antigen?

Accepted Answer

A) Neutralize bacterial toxins by coating them 
B) Make a cluster of antigen-antibody complexes 
C) Make the antigen more susceptible to phagocytosis 
D) All apply. 
A) Neutralize bacterial toxins by coating them 
B) Make a cluster of antigen-antibody complexes 
C) Make the antigen more susceptible to phagocytosis 
D) All apply.

Question 12

What is the major difference between lymph and tissue fluid (interstitial fluid)?

Accepted Answer

A) Lymph contains plasma proteins;tissue fluid does not. 
B) Tissue fluid contains more white blood cells than lymph. 
C) Their location: lymph is in lymphatic vessels,tissue fluid is in the tissues,between tissue cells. 
D) Lymph is found only in lymphatic organs like lymph nodes;tissue fluid is found in the lymphatic vessels. 
A) Lymph contains plasma proteins;tissue fluid does not. 
B) Tissue fluid contains more white blood cells than lymph. 
C) Their location: lymph is in lymphatic vessels,tissue fluid is in the tissues,between tissue cells. 
D) Lymph is found only in lymphatic organs like lymph nodes;tissue fluid is found in the lymphatic vessels.

Question 13

Interferon is a defense against

Accepted Answer

A) bacteria-infected cells. 
B) virus-infected cells. 
C) fungus-infected cells. 
D) All apply. 
A) bacteria-infected cells. 
B) virus-infected cells. 
C) fungus-infected cells. 
D) All apply.

Question 14

In which case does the recipient start making antibodies to the specific disease?

Accepted Answer

A) Passive immunity 
B) Active immunity 
C) When given the antibodies 
D) Passive immunity and when given the antibodies 
A) Passive immunity 
B) Active immunity 
C) When given the antibodies 
D) Passive immunity and when given the antibodies

Which of the following is NOT a nonspecific defense mechanism?

The tonsils are composed of

An antibacterial enzyme that is present in saliva,tears,and sweat is

Once a B cell has been activated by a specific antigen (an antigen binds to an antigen receptor on the B cell membrane),it will divide,making many copies of itself.This process is known as

What does red bone marrow do?

An immediate allergic response is caused by

Which of the following is NOT true of human MHC proteins?

Which of the following is NOT a major grouping of lymph nodes?

The respiratory system is important to the movement of blood,but not the movement of lymph.

Which of the following is NOT a B cell problem in aging?

Which of the following is NOT an action of antibodies with the antigen?

What is the major difference between lymph and tissue fluid (interstitial fluid)?

Interferon is a defense against

In which case does the recipient start making antibodies to the specific disease?

Organization of the Body

Chemistry of Life

Cell Structure and Function

Body Tissues and Membranes

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The Sensory System

The Endocrine System

Blood

The Cardiovascular System

The Respiratory System

The Digestive System

The Urinary System and Excretion

The Reproductive System

Human Development and Birth

Human Genetics

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Exam 13: The Lymphatic System and Body Defenses

Which of the following is NOT a nonspecific defense mechanism?

The tonsils are composed of

An antibacterial enzyme that is present in saliva,tears,and sweat is

Once a B cell has been activated by a specific antigen (an antigen binds to an antigen receptor on the B cell membrane),it will divide,making many copies of itself.This process is known as

What does red bone marrow do?

An immediate allergic response is caused by

Which of the following is NOT true of human MHC proteins?

Which of the following is NOT a major grouping of lymph nodes?

The respiratory system is important to the movement of blood,but not the movement of lymph.

Which of the following is NOT a B cell problem in aging?

Which of the following is NOT an action of antibodies with the antigen?

What is the major difference between lymph and tissue fluid (interstitial fluid)?

Interferon is a defense against

In which case does the recipient start making antibodies to the specific disease?

Organization of the Body

Chemistry of Life

Cell Structure and Function

Body Tissues and Membranes

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The Sensory System

The Endocrine System

Blood

The Cardiovascular System

The Respiratory System

The Digestive System

The Urinary System and Excretion

The Reproductive System

Human Development and Birth

Human Genetics

Filters