Question 1

The two collecting ducts that drain the lymphatic trunks are

Accepted Answer

A)   the thoracic duct and right lymphatic duct.
B)   the lumbar duct and left lymphatic duct.
C)   the intestinal duct and left intercostal duct.
D)   the bronchomediastinal duct and subclavian duct.
E)   none of the above. A

Question 2

The spleen

Accepted Answer

A)   is a blood reservoir.
B)   responds to low oxygen concentration.
C)   contains many macrophages.
D)   resembles a large lymph node divided into nodules.
E)   is all of the above.

Question 3

The most abundant type of immunoglobulin is

Accepted Answer

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

Question 4

Excess fluid is kept from accumulating in tissue spaces by

Accepted Answer

A)   sweating.
B)   the cardiovascular system.
C)   the urinary system.
D)   the lymphatic system.
E)   breathing.

Question 5

Immunoglobulins are in the ____________ fraction of plasma proteins.

Accepted Answer

The answer of Immunoglobulins are in the ____________ fraction of...

Question 6

The foreign or "nonself" proteins that trigger immune responses are called ________.

Accepted Answer

The answer of The foreign or "nonself" proteins that trigger...

Question 7

A normal immune response requires

Accepted Answer

A)   macrophages only.
B)   T cells only.
C)   B cells only.
D)   both T and B cells.
E)   neither T nor B cells. D

Question 8

As a result of an allergen-antibody reaction,

Accepted Answer

A)   blood vessels constrict.
B)   smooth muscles relax.
C)   lymphocytes release histamine.
D)   mast cells release histamine.
E)   mucus production decreases.

Question 9

In HIV infection,reverse transcriptase

Accepted Answer

A)   makes RNA from viral DNA.
B)   makes protein from viral RNA.
C)   makes DNA from viral RNA.
D)   makes protein from viral DNA.
E)   makes carbohydrate from viral RNA

Question 10

The most active phagocytic cells in circulating blood are

Accepted Answer

A)   neutrophils and monocytes.
B)   neutrophils and eosinophils.
C)   monocytes and macrophages.
D)   lymphocytes and monocytes.
E)   mast cells and plasma cells.

Question 11

The thymus destroys older,worn out red blood cells.

Accepted Answer

A) True 
 B)False

Question 12

The formation of lymph increases as a result of

Accepted Answer

A)   increasing osmotic pressure in blood capillaries.
B)   increasing osmotic pressure in tissue fluid.
C)   decreasing volume of tissue fluid.
D)   decreasing protein concentration in tissue fluid.
E)   increasing the number of white blood cells that leave the blood for the lymph.

Question 13

During the primary immune response,B cells give rise to ________.

Accepted Answer

The answer of During the primary immune response,B cells give...

Question 14

A group of lymphocytes that originate from a single early cell is termed a(an)________.

Accepted Answer

The answer of A group of lymphocytes that originate from...

Question 15

The cells that are primarily responsible for immunity are

Accepted Answer

A)   lymphocytes and macrophages.
B)   neutrophils and lymphocytes.
C)   monocytes and macrophages.
D)   lymphocytes and monocytes.
E)   neutrophils and monocytes.

Question 16

An immunoglobulin molecule is an antigen that B cells secrete.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following is an example of a specific body defense mechanism?

Accepted Answer

A)   phagocytosis
B)   inflammation
C)   immunity
D)   enzyme action
E)   fever

Question 18

The thymus is in the mediastinum behind the sternum.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is an autoimmune disease?

Accepted Answer

A)   juvenile rheumatoid arthritis
B)   multiple sclerosis
C)   type 1 diabetes mellitus
D)   systemic lupus erythematosus
E)   all of the above E

Question 20

In active immunity,a person becomes immune to a pathogen as a result of having a disease.

Accepted Answer

A) True 
 B)False

Exam 14: Lymphatic System and Immunity

The two collecting ducts that drain the lymphatic trunks are

Correct AnswerverifiedA

The spleen

Correct AnswerverifiedShow Answer

The most abundant type of immunoglobulin is

Correct AnswerverifiedShow Answer

Excess fluid is kept from accumulating in tissue spaces by

Correct AnswerverifiedShow Answer

Immunoglobulins are in the ____________ fraction of plasma proteins.

Correct AnswerverifiedShow Answer

The foreign or "nonself" proteins that trigger immune responses are called ________.

Correct AnswerverifiedShow Answer

A normal immune response requires

Correct AnswerverifiedD

As a result of an allergen-antibody reaction,

Correct AnswerverifiedShow Answer

In HIV infection,reverse transcriptase

Correct AnswerverifiedShow Answer

The most active phagocytic cells in circulating blood are

Correct AnswerverifiedShow Answer

The thymus destroys older,worn out red blood cells.

Correct AnswerverifiedShow Answer

The formation of lymph increases as a result of

Correct AnswerverifiedShow Answer

During the primary immune response,B cells give rise to ________.

Correct AnswerverifiedShow Answer

A group of lymphocytes that originate from a single early cell is termed a(an)________.

Correct AnswerverifiedShow Answer

The cells that are primarily responsible for immunity are

Correct AnswerverifiedShow Answer

An immunoglobulin molecule is an antigen that B cells secrete.

Correct AnswerverifiedShow Answer

Which of the following is an example of a specific body defense mechanism?

Correct AnswerverifiedShow Answer

The thymus is in the mediastinum behind the sternum.

Correct AnswerverifiedShow Answer

Which of the following is an autoimmune disease?

Correct AnswerverifiedE

In active immunity,a person becomes immune to a pathogen as a result of having a disease.

Correct AnswerverifiedShow Answer

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D

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E

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