Question 1

The process of complement fixation destroys cellular antigens by:

Accepted Answer

A) lysis 
B) attracting mast cells 
C) activating plasma cells 
D) activating helper T cells 
A) lysis 
B) attracting mast cells 
C) activating plasma cells 
D) activating helper T cells

Question 2

In the embryo,B cells are produced in the:

Accepted Answer

A) bone marrow and thymus 
B) bone marrow only 
C) liver and spleen 
D) spleen only 
A) bone marrow and thymus 
B) bone marrow only 
C) liver and spleen 
D) spleen only

Question 3

Which statement is NOT true of the defensive cells of innate immunity?

Accepted Answer

A) Macrophages are phagocytes. 
B) Langerhans cells take foreign antigens to lymph nodes. 
C) Basophils produce histamine as part of inflammation. 
D) Mast cells activate the lymphocytes of adaptive immunity. 
A) Macrophages are phagocytes. 
B) Langerhans cells take foreign antigens to lymph nodes. 
C) Basophils produce histamine as part of inflammation. 
D) Mast cells activate the lymphocytes of adaptive immunity.

Question 4

The function of cytotoxic T cells is to:

Accepted Answer

A) help recognize foreign antigens 
B) guide antibodies to their targets 
C) remember cellular pathogens such as bacteria 
D) chemically destroy foreign antigens 
A) help recognize foreign antigens 
B) guide antibodies to their targets 
C) remember cellular pathogens such as bacteria 
D) chemically destroy foreign antigens

Question 5

Which statement is NOT true of innate immunity?

Accepted Answer

A) It does not create memory for a pathogen. 
B) Its antibody production is usually slow. 
C) Its responses are always the same. 
D) It involves inflammation. 
A) It does not create memory for a pathogen. 
B) Its antibody production is usually slow. 
C) Its responses are always the same. 
D) It involves inflammation.

Question 6

Bacterial diseases of insects do not affect people because people have ___ to them.

Accepted Answer

A) genetic immunity 
B) active acquired immunity 
C) passive acquired immunity 
D) passive-active immunity 
A) genetic immunity 
B) active acquired immunity 
C) passive acquired immunity 
D) passive-active immunity

Question 7

In the embryo,T cells are produced in the:

Accepted Answer

A) bone marrow and thymus 
B) bone marrow only 
C) liver and thymus 
D) liver only 
A) bone marrow and thymus 
B) bone marrow only 
C) liver and thymus 
D) liver only

Question 8

The thoracic duct drains lymph from all these areas of the body except the:

Accepted Answer

A) upper left quadrant 
B) upper right quadrant 
C) lower left quadrant 
D) lower right quadrant 
A) upper left quadrant 
B) upper right quadrant 
C) lower left quadrant 
D) lower right quadrant

Question 9

The function of lymph nodes is to destroy pathogens in the:

Accepted Answer

A) blood coming from the extremities 
B) inhaled air 
C) food that has been ingested 
D) lymph coming from the extremities 
A) blood coming from the extremities 
B) inhaled air 
C) food that has been ingested 
D) lymph coming from the extremities

Question 10

The lymphocytes that are not specific for a particular foreign antigen are the:

Accepted Answer

A) natural killer cells 
B) helper T cells 
C) memory B cells 
D) plasma cells 
A) natural killer cells 
B) helper T cells 
C) memory B cells 
D) plasma cells

Question 11

When the spleen destroys old RBCs,it:

Accepted Answer

A) forms bilirubin,which will be excreted by the liver 
B) makes new hemoglobin 
C) makes new RBCs 
D) stores the iron from old hemoglobin 
A) forms bilirubin,which will be excreted by the liver 
B) makes new hemoglobin 
C) makes new RBCs 
D) stores the iron from old hemoglobin

Question 12

During the second exposure to a foreign antigen,antibodies are produced:

Accepted Answer

A) not at all 
B) slowly,in small amounts 
C) rapidly,in large amounts 
D) first rapidly,then slowly 
A) not at all 
B) slowly,in small amounts 
C) rapidly,in large amounts 
D) first rapidly,then slowly

Question 13

Which statement is NOT true of the adult spleen?

Accepted Answer

A) It is a site of activation of lymphocytes. 
B) It produces RBCs and destroys old RBCs. 
C) It is located behind the stomach. 
D) It forms bilirubin from the hemoglobin of old RBCs. 
A) It is a site of activation of lymphocytes. 
B) It produces RBCs and destroys old RBCs. 
C) It is located behind the stomach. 
D) It forms bilirubin from the hemoglobin of old RBCs.

Question 14

Recovery from a disease provides:

Accepted Answer

A) artificially acquired passive immunity 
B) naturally acquired passive immunity 
C) naturally acquired active immunity 
D) artificially acquired active immunity 
A) artificially acquired passive immunity 
B) naturally acquired passive immunity 
C) naturally acquired active immunity 
D) artificially acquired active immunity

Question 15

Which of these is NOT a function of the adult spleen?

Accepted Answer

A) destruction of damaged platelets 
B) production of RBCs 
C) production of antibodies by plasma cells 
D) phagocytosis of pathogens by macrophages 
A) destruction of damaged platelets 
B) production of RBCs 
C) production of antibodies by plasma cells 
D) phagocytosis of pathogens by macrophages

Question 16

With respect to immunity,agglutination is:

Accepted Answer

A) antibodies changing the shape of viruses 
B) antibodies clumping bacteria 
C) memory cells being activated 
D) cytotoxic T cells being activated 
A) antibodies changing the shape of viruses 
B) antibodies clumping bacteria 
C) memory cells being activated 
D) cytotoxic T cells being activated

Question 17

Which class of antibodies is found on mast cells and is significant in allergic reactions?

Accepted Answer

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

Question 18

In innate immunity,the chemical that blocks viral reproduction is:

Accepted Answer

A) histamine 
B) complement 
C) leukotrienes 
D) interferon 
A) histamine 
B) complement 
C) leukotrienes 
D) interferon

Question 19

The function of helper T cells is to:

Accepted Answer

A) help recognize foreign antigens 
B) produce antibodies 
C) help remember a pathogen 
D) help neutralize viruses 
A) help recognize foreign antigens 
B) produce antibodies 
C) help remember a pathogen 
D) help neutralize viruses

Question 20

In innate immunity,all of these cells are phagocytic except:

Accepted Answer

A) natural killer cells 
B) neutrophils 
C) macrophages 
D) eosinophils 
A) natural killer cells 
B) neutrophils 
C) macrophages 
D) eosinophils

Exam 15:The Lymphatic System and Immunity-Part C

The process of complement fixation destroys cellular antigens by:

In the embryo,B cells are produced in the:

Which statement is NOT true of the defensive cells of innate immunity?

The function of cytotoxic T cells is to:

Which statement is NOT true of innate immunity?

Bacterial diseases of insects do not affect people because people have ___ to them.

In the embryo,T cells are produced in the:

The thoracic duct drains lymph from all these areas of the body except the:

The function of lymph nodes is to destroy pathogens in the:

The lymphocytes that are not specific for a particular foreign antigen are the:

When the spleen destroys old RBCs,it:

During the second exposure to a foreign antigen,antibodies are produced:

Which statement is NOT true of the adult spleen?

Recovery from a disease provides:

Which of these is NOT a function of the adult spleen?

With respect to immunity,agglutination is:

Which class of antibodies is found on mast cells and is significant in allergic reactions?

In innate immunity,the chemical that blocks viral reproduction is:

The function of helper T cells is to:

In innate immunity,all of these cells are phagocytic except:

Organization and General Plan of the Body-Part A

Organization and General Plan of the Body-Part B

Organization and General Plan of the Body-Part C

Some Basic Chemistry-Part A

Some Basic Chemistry-Part B

Some Basic Chemistry-Part C

Cells-Part A

Cells-Part B

Cells-Part C

Tissues and Membranes-Part A

Tissues and Membranes-Part B

Tissues and Membranes-Part C

The Integumentary System-Part A

The Integumentary System-Part B

The Integumentary System-Part C

The Skeletal System-Part A

The Skeletal System-Part B

The Skeletal System-Part C

The Muscular System-Part A

The Muscular System-Part B

The Muscular System-Part C

The Nervous System-Part A

The Nervous System-Part B

The Nervous System-Part C

The Senses-Part A

The Senses-Part B

The Senses-Part C

The Endocrine System-Part A

The Endocrine System-Part B

The Endocrine System-Part C

Blood-Part A

Blood-Part B

Blood-Part C

The Heart-Part A

The Heart-Part B

The Heart-Part C

The Vascular System-Part A

The Vascular System-Part B

The Vascular System-Part C

The Lymphatic System and Immunity-Part A

The Lymphatic System and Immunity-Part B

The Respiratory System-Part A

The Respiratory System-Part B

The Respiratory System-Part C

The Digestive System-Part A

The Digestive System-Part B

The Digestive System-Part C

Body Temperature and Metabolism-Part A

Body Temperature and Metabolism-Part B

Body Temperature and Metabolism-Part C

The Urinary System-Part A

The Urinary System-Part B

The Urinary System-Part C

Fluid–Electrolyte and Acid–Base Balance-Part A

Fluid–Electrolyte and Acid–Base Balance-Part B

Fluid–Electrolyte and Acid–Base Balance-Part C

The Reproductive Systems-Part A

The Reproductive Systems-Part B

The Reproductive Systems-Part C