Question 1

Match the immunoglobulin to its description.
-crosses the placenta

Accepted Answer

A) IgA 
B) IgM 
C) IgG 
D) IgD 
E) IgE 
A) IgA 
B) IgM 
C) IgG 
D) IgD 
E) IgE

Question 2

Lymphoid tissues include

Accepted Answer

A)  thymus. 
B)  bone marrow. 
C)  lymph nodes. 
D)  spleen. 
E)  All of the answers are correct. 
A)  thymus. 
B)  bone marrow. 
C)  lymph nodes. 
D)  spleen. 
E)  All of the answers are correct.

Question 3

Passive immunity is a type of ________ immunity.

Accepted Answer

A)  acquired 
B)  innate 
A)  acquired 
B)  innate

Question 4

Match the immunoglobulin to its description.
-reacts to blood group antigens

Accepted Answer

A) IgA 
B) IgM 
C) IgG 
D) IgD 
E) IgE 
A) IgA 
B) IgM 
C) IgG 
D) IgD 
E) IgE

Question 5

Which cell is incorrectly matched with the characteristic?

Accepted Answer

A)  eosinophils - numbers increase with allergies and parasites 
B)  eosinophils - cytotoxic cells may live only 6-12 hours 
C)  basophils - have granules containing histamine and heparin 
D)  neutrophils - most abundant white cell 
E)  neutrophils - most difficult to identify 
A)  eosinophils - numbers increase with allergies and parasites 
B)  eosinophils - cytotoxic cells may live only 6-12 hours 
C)  basophils - have granules containing histamine and heparin 
D)  neutrophils - most abundant white cell 
E)  neutrophils - most difficult to identify

Question 6

Compare and contrast the roles of cytotoxic T cells and NK cells.

Accepted Answer

Cytotoxic T cells bind to and destroy sp

Question 7

Antibiotics are drugs that destroy or inhibit the growth of

Accepted Answer

A)  viruses. 
B)  bacteria. 
C)  multicellular pathogens such as hookworms. 
D)  viruses and bacteria. 
E)  viruses, bacteria, and multicellular pathogens such as hookworms. 
A)  viruses. 
B)  bacteria. 
C)  multicellular pathogens such as hookworms. 
D)  viruses and bacteria. 
E)  viruses, bacteria, and multicellular pathogens such as hookworms.

Question 8

Which of the following acts as the earliest form of defense against exogenous pathogens in the list?

Accepted Answer

A)  inflammation 
B)  lymphocytes 
C)  macrophages 
D)  skin 
A)  inflammation 
B)  lymphocytes 
C)  macrophages 
D)  skin

Question 9

Class II MHC molecules are found

Accepted Answer

A)  on all cells with a nucleus. 
B)  only on red blood cells. 
C)  only on granulocytes and macrophages. 
D)  only on lymphocytes and macrophages. 
E)  only on liver cells and macrophages in the spleen. 
A)  on all cells with a nucleus. 
B)  only on red blood cells. 
C)  only on granulocytes and macrophages. 
D)  only on lymphocytes and macrophages. 
E)  only on liver cells and macrophages in the spleen.

Question 10

Opsonins function by

Accepted Answer

A)  poisoning and killing invading cells. 
B)  marking or tagging pathogens so phagocytes can find and ingest them. 
C)  digesting invading cells directly. 
D)  poisoning and killing invading cells and marking or tagging pathogens so phagocytes can find and ingest them. 
E)  poisoning and killing invading cells, marking or tagging pathogens so phagocytes can find and ingest them, and digesting invading cells directly. 
A)  poisoning and killing invading cells. 
B)  marking or tagging pathogens so phagocytes can find and ingest them. 
C)  digesting invading cells directly. 
D)  poisoning and killing invading cells and marking or tagging pathogens so phagocytes can find and ingest them. 
E)  poisoning and killing invading cells, marking or tagging pathogens so phagocytes can find and ingest them, and digesting invading cells directly.

Question 11

________ are mediators released from white blood cells that regulate the activity of B cells and T cells and enhance nonspecific defense.

Accepted Answer

The answer of ________ are mediators released from white blood...

Question 12

Match the type of immunity to its description.
-NK cells cause apoptosis of viral-infected cells.

Accepted Answer

A) specific 
B) nonspecific 
A) specific 
B) nonspecific

Question 13

The specificity of an antibody is determined by

Accepted Answer

A)  the fixed segment. 
B)  the antigenic determinants. 
C)  the variable region. 
D)  the size of the antibody. 
E)  the antibody class. 
A)  the fixed segment. 
B)  the antigenic determinants. 
C)  the variable region. 
D)  the size of the antibody. 
E)  the antibody class.

Question 14

An inflammatory response is triggered when

Accepted Answer

A)  red blood cells release pyrogens. 
B)  T lymphocytes release interferon. 
C)  mast cells release granules containing histamine and heparin. 
D)  neutrophils phagocytize bacteria. 
E)  blood flow to an area increases. 
A)  red blood cells release pyrogens. 
B)  T lymphocytes release interferon. 
C)  mast cells release granules containing histamine and heparin. 
D)  neutrophils phagocytize bacteria. 
E)  blood flow to an area increases.

Question 15

Immunoglobulins that are primarily found in glandular secretions are

Accepted Answer

A)  IgA. 
B)  IgD. 
C)  IgE. 
D)  IgG. 
E)  IgM. 
A)  IgA. 
B)  IgD. 
C)  IgE. 
D)  IgG. 
E)  IgM.

Question 16

Compare and contrast inflammation and infection.

Accepted Answer

Infection implies the presence and activ

Question 17

________ have been found to be the precursor cells of macrophages.

Accepted Answer

A)  Eosinophils 
B)  Basophils 
C)  Neutrophils 
D)  Monocytes 
E)  Lymphocytes 
A)  Eosinophils 
B)  Basophils 
C)  Neutrophils 
D)  Monocytes 
E)  Lymphocytes

Question 18

In order for a lymphocyte to respond to an antigen, the antigen must

Accepted Answer

A)  be phagocytized by the lymphocyte. 
B)  enter the cytoplasm of the lymphocyte. 
C)  bind to the DNA of the lymphocyte. 
D)  bind to specific receptors on the lymphocyte membrane. 
E)  depolarize the lymphocyte. 
A)  be phagocytized by the lymphocyte. 
B)  enter the cytoplasm of the lymphocyte. 
C)  bind to the DNA of the lymphocyte. 
D)  bind to specific receptors on the lymphocyte membrane. 
E)  depolarize the lymphocyte.

Question 19

________ are cytokines that make cells resistant to viruses.

Accepted Answer

The answer of ________ are cytokines that make cells resistant...

Question 20

The ability of certain cells to mobilize in response to changes in their chemical environment is called ________.

Accepted Answer

The answer of The ability of certain cells to mobilize...

Exam 24: The Immune System

Match the immunoglobulin to its description. -crosses the placenta

Lymphoid tissues include

Passive immunity is a type of ________ immunity.

Match the immunoglobulin to its description. -reacts to blood group antigens

Which cell is incorrectly matched with the characteristic?

Compare and contrast the roles of cytotoxic T cells and NK cells.

Antibiotics are drugs that destroy or inhibit the growth of

Which of the following acts as the earliest form of defense against exogenous pathogens in the list?

Class II MHC molecules are found

Opsonins function by

________ are mediators released from white blood cells that regulate the activity of B cells and T cells and enhance nonspecific defense.

Match the type of immunity to its description. -NK cells cause apoptosis of viral-infected cells.

The specificity of an antibody is determined by

An inflammatory response is triggered when

Immunoglobulins that are primarily found in glandular secretions are

Compare and contrast inflammation and infection.

________ have been found to be the precursor cells of macrophages.

In order for a lymphocyte to respond to an antigen, the antigen must

________ are cytokines that make cells resistant to viruses.

The ability of certain cells to mobilize in response to changes in their chemical environment is called ________.

Introduction to Physiology

Molecular Interactions

Compartmentation: Cells and Tissues

Energy and Cellular Metabolism

Membrane Dynamics

Communication, Integration, and Homeostasis

Introduction to the Endocrine System

Neurons: Cellular and Network Properties

The Central Nervous System

Sensory Physiology

Efferent Division: Autonomic and Somatic Motor Control

Muscles

Integrative Physiology I: Control of Body Movement

Cardiovascular Physiology

Blood Flow and the Control of Blood Pressure

Blood

Mechanics of Breathing

Gas Exchange and Transport

The Kidneys

Integrative Physiology II: Fluid and Electrolyte Balance

The Digestive System

Metabolism and Energy Balance

Endocrine Control of Growth and Metabolism

Integrative Physiology III: Exercise

Reproduction and Development

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