Question 1

The lumbar and intestinal trunks unite at the of the thoracic duct.

Accepted Answer

The answer of The lumbar and intestinal trunks unite at...

Question 2

The lymph trunk that contains chyle and is unpaired is the

Accepted Answer

A)   right lymph trunk.
B)   jugular.
C)   subclavian.
D)   intestinal.E) A) and B)
F) A) and C)

Question 3

Clusters of lymph nodes occur in all of the following sites except

Accepted Answer

A)   along the aorta.
B)   in the mediastinum.
C)   in the inguinal region.
D)   in bones and bone marrow.E) A) and B)
F) A) and C)

Question 4

In humans, B lymphocytes originate in

Accepted Answer

A)   the bone marrow.
B)   the appendix.
C)   all lymphoid tissue.
D)   the thymus.E) A) and B)
F) A) and C)

Question 5

Lymphoid tissue associated with the digestive, respiratory, urinary, and reproductive tracts.

Accepted Answer

A)   lacteals
B)   crypts
C)   MALT
D)   tonsils
E)   aggregated lymphoid nodulesF) C) and D)
G) A) and E) C

Question 6

Figure 21.2
Use this illustration to answer the following questions.
-Identify the letter that indicates inguinal lymph nodes that filter lymph from the lower limbs.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) B) and D)
G) B) and C)

Question 7

In humans, T lymphocytes originate in

Accepted Answer

A)   the thymus.
B)   the red bone marrow.
C)   the lymph nodes.
D)   the spleen.E) A) and C)
F) A) and D)

Question 8

The lymphatic capillaries are

Accepted Answer

A)   completely impermeable.
B)   more permeable than blood capillaries.
C)   as permeable as blood capillaries.
D)   less permeable than blood capillaries.E) A) and D)
F) B) and C)

Question 9

Set of lymphatic capillaries that collect fat-laden fluids from the intestinal tract.

Accepted Answer

A)   bronchomediastinal trunks
B)   subclavian trunks
C)   lacteals
D)   lumbar trunks
E)   intestinal trunkF) All of the above
G) A) and D) C

Question 10

In lymph nodes, follicles are always located

Accepted Answer

A)   in the lymph sinuses.
B)   near the hilum.
C)   in the medullary cords.
D)   in the cortex.E) A) and B)
F) A) and C)

Question 11

The immune system cell type that is preferentially destroyed by the Epstein-Barr virus in mononucleosis is the

Accepted Answer

A)   cytotoxic T lymphocyte.
B)   macrophage.
C)   B lymphocyte.
D)   helper T lymphocyte.E) A) and B)
F) None of the above

Question 12

The right lymphatic duct drains the intestinal trunk.

Accepted Answer

A) True 
 B)False

Question 13

Because the appendix is a narrow tube, it traps microorganisms from the digestive tract, and these microorganisms enter its wall and activate memory lymphocytes for long -term immunity. Another immune organ that traps microorganisms is the

Accepted Answer

A)   the spleen.
B)   palatine tonsil.
C)   thymus.
D)   bone marrow.E) A) and B)
F) B) and C)

Question 14

Figure 21.2
Use this illustration to answer the following questions.
-Identify the letter that indicates lymph nodes that direct lymph fluid to the jugular trunks.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) A) and C)
G) C) and D)

Question 15

Lymphoid organs located in the mucosal lining of the pharynx.

Accepted Answer

A)   tonsils
B)   salivary glands
C)   aggregated lymphoid nodules
D)   uvula
E)   pharygotympanic tubeF) B) and D)
G) C) and E)

Question 16

The tonsils are the ones most often infected and removed during a tonsillectomy.

Accepted Answer

The answer of The tonsils are the ones most often...

Question 17

Large lymphatic vessel that if present, is comprised of the right subclavian trunk, right jugular trunk and right bronchomediastinal trunk.

Accepted Answer

A)   right lymphatic duct
B)   spleen
C)   thoracic duct
D)   cisterna chyli
E)   MALTF) C) and E)
G) A) and B)

Question 18

How does the structure and the function of lymph-collecting vessels compare to those of veins? What tunics do they have in common?

Accepted Answer

Lymph-collecting vessels transport fluid...

Question 19

The immune system cell type that is preferentially destroyed by the AIDS virus is the

Accepted Answer

A)   helper T lymphocyte.
B)   cytotoxic T lymphocyte.
C)   helper B lymphocyte.
D)   B lymphocyte.E) C) and D)
F) None of the above A

Question 20

Which of these statements regarding lymph capillaries is false?

Accepted Answer

A)   They have precapillary sphincters that regulate drainage of lymph from tissues.
B)   They unite with each other to form collecting vessels.
C)   They begin as closed-ended tubes.
D)   They lack barriers to stop cancer cells from entering the lymphatic system.E) A) and B)
F) A) and C)

Exam 21: The Cardiovascular System: the Heart

The lumbar and intestinal trunks unite at the of the thoracic duct.

Correct AnswerverifiedShow Answer

The lymph trunk that contains chyle and is unpaired is the

Correct AnswerverifiedShow Answer

Clusters of lymph nodes occur in all of the following sites except

Correct AnswerverifiedShow Answer

In humans, B lymphocytes originate in

Correct AnswerverifiedShow Answer

Lymphoid tissue associated with the digestive, respiratory, urinary, and reproductive tracts.

Correct AnswerverifiedC

Figure 21.2 Use this illustration to answer the following questions. -Identify the letter that indicates inguinal lymph nodes that filter lymph from the lower limbs.

Correct AnswerverifiedShow Answer

In humans, T lymphocytes originate in

Correct AnswerverifiedShow Answer

The lymphatic capillaries are

Correct AnswerverifiedShow Answer

Set of lymphatic capillaries that collect fat-laden fluids from the intestinal tract.

Correct AnswerverifiedC

In lymph nodes, follicles are always located

Correct AnswerverifiedShow Answer

The immune system cell type that is preferentially destroyed by the Epstein-Barr virus in mononucleosis is the

Correct AnswerverifiedShow Answer

The right lymphatic duct drains the intestinal trunk.

Correct AnswerverifiedShow Answer

Because the appendix is a narrow tube, it traps microorganisms from the digestive tract, and these microorganisms enter its wall and activate memory lymphocytes for long -term immunity. Another immune organ that traps microorganisms is the

Correct AnswerverifiedShow Answer

Figure 21.2 Use this illustration to answer the following questions. -Identify the letter that indicates lymph nodes that direct lymph fluid to the jugular trunks.

Correct AnswerverifiedShow Answer

Lymphoid organs located in the mucosal lining of the pharynx.

Correct AnswerverifiedShow Answer

The tonsils are the ones most often infected and removed during a tonsillectomy.

Correct AnswerverifiedShow Answer

Large lymphatic vessel that if present, is comprised of the right subclavian trunk, right jugular trunk and right bronchomediastinal trunk.

Correct AnswerverifiedShow Answer

How does the structure and the function of lymph-collecting vessels compare to those of veins? What tunics do they have in common?

Correct AnswerverifiedLymph-collecting vessels transport fluid...View AnswerShow Answer

The immune system cell type that is preferentially destroyed by the AIDS virus is the

Correct AnswerverifiedA

Which of these statements regarding lymph capillaries is false?

Correct AnswerverifiedShow Answer

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C

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C

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Lymph-collecting vessels transport fluid...
View Answer

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A

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