Question 1

The valves in the lymphatics are more numerous in the larger vessels.

Accepted Answer

A) True 
 B)False

Question 2

All of the following are functions of the lymphatic system except:

Accepted Answer

A)   transporting interstitial fluid back to the bloodstream.
B)   providing immunological defenses.
C)   transporting absorbed fats from the intestine to the blood.
D)   filtering metabolic wastes.

Question 3

Discuss the potential physiological effect that could result if blood proteins that escaped from the capillaries remained in the interstitial fluids without being returned to the blood.

Accepted Answer

If blood proteins were to escape from th...

Question 4

Peyer patches make up the structural framework of both the spleen and tonsils.

Accepted Answer

A) True 
 B)False

Question 5

The spleen's two functions are defense of foreign microorganisms and provision of a blood reservoir.

Accepted Answer

A) True 
 B)False

Question 6

The tubal tonsils are located near the base of the eustachian tubes.

Accepted Answer

A) True 
 B)False

Question 7

Describe the important functions performed by the thymus.

Accepted Answer

The thymus is a small organ located in t...

Question 8

Lymph from the entire body drains eventually into the thoracic duct.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is not true of lymph nodes?

Accepted Answer

A)   They are oval or lima bean shaped.
B)   They have one afferent vessel.
C)   They act as a biological filter.
D)   They are divided by trabeculae.

Question 10

After puberty,the thymus decreases in size; this process is called involution.

Accepted Answer

A) True 
 B)False

Question 11

The cutaneous lymphatic plexus drains lymph from the:

Accepted Answer

A)   forearm.
B)   facial areas.
C)   breast.
D)   leg.

Question 12

How do the reticuloendothelial cells compare to white blood cells as a defense against infection?

Accepted Answer

A)   Only white blood cells play a role in the body's defense against infection.
B)   There is no comparison between these two types of cells; reticuloendothelial cells are in the lymphatic system and the white blood cells are part of the circulatory system.
C)   Reticuloendothelial cells (macrophages)  lining the spleen remove microorganisms from the blood and destroy them by phagocytosis in a fashion similar to that of white blood cells.
D)   Reticuloendothelial cells (macrophages)  lining the spleen prevent microorganisms from entering the blood in a similar fashion as do white blood cells, thus preventing infection.

Question 13

Hassall corpuscles are part of the:

Accepted Answer

A)   thymus.
B)   spleen.
C)   tonsils.
D)   thoracic duct.

Question 14

Which of the following is not a lymph organ?

Accepted Answer

A)   Thymus
B)   Spleen
C)   Pancreas
D)   Tonsils

Question 15

Lymph nodes provide both biological and mechanical filtration.

Accepted Answer

A) True 
 B)False

Question 16

The medullary tissue in the thymus is composed of large spherical structures called thymic corpuscles.

Accepted Answer

A) True 
 B)False

Question 17

About half the lymph that passes through the thoracic duct comes from the liver and the small intestine.

Accepted Answer

A) True 
 B)False

Question 18

About half of the lymph flowing through the thoracic duct comes from the:

Accepted Answer

A)   liver.
B)   small intestine.
C)   spleen.
D)   Both A and B are correct.

Question 19

Lymph nodes,or glands,are perfectly round structures.

Accepted Answer

A) True 
 B)False

Question 20

The spleen is located in the _____ region.

Accepted Answer

A)   right hypochondriac
B)   left hypochondriac
C)   epigastric
D)   left lumbar

Exam 23: Lymphatic System

Discuss the potential physiological effect that could result if blood proteins that escaped from the capillaries remained in the interstitial fluids without being returned to the blood.

Correct AnswerAnswered by ExamLex AIIf blood proteins were to escape from th...View AnswerShow Answer

After puberty,the thymus decreases in size; this process is called involution.

Correct AnswerverifiedShow Answer

Lymph nodes,or glands,are perfectly round structures.

Correct AnswerverifiedShow Answer

Which of the following is not a lymph organ?

Correct AnswerverifiedShow Answer

About half the lymph that passes through the thoracic duct comes from the liver and the small intestine.

Correct AnswerverifiedShow Answer

The cutaneous lymphatic plexus drains lymph from the:

Correct AnswerverifiedShow Answer

About half of the lymph flowing through the thoracic duct comes from the:

Correct AnswerverifiedShow Answer

Peyer patches make up the structural framework of both the spleen and tonsils.

Correct AnswerverifiedShow Answer

Which of the following is not true of lymph nodes?

Correct AnswerverifiedShow Answer

The valves in the lymphatics are more numerous in the larger vessels.

Correct AnswerverifiedShow Answer

Lymph from the entire body drains eventually into the thoracic duct.

Correct AnswerverifiedShow Answer

All of the following are functions of the lymphatic system except:

Correct AnswerverifiedShow Answer

How do the reticuloendothelial cells compare to white blood cells as a defense against infection?

Correct AnswerverifiedShow Answer

Hassall corpuscles are part of the:

Correct AnswerverifiedShow Answer

The spleen's two functions are defense of foreign microorganisms and provision of a blood reservoir.

Correct AnswerverifiedShow Answer

Lymph nodes provide both biological and mechanical filtration.

Correct AnswerverifiedShow Answer

The medullary tissue in the thymus is composed of large spherical structures called thymic corpuscles.

Correct AnswerverifiedShow Answer

Describe the important functions performed by the thymus.

Correct AnswerAnswered by ExamLex AIThe thymus is a small organ located in t...View AnswerShow Answer

The spleen is located in the _____ region.

Correct AnswerverifiedShow Answer

The tubal tonsils are located near the base of the eustachian tubes.

Correct AnswerverifiedShow Answer

Correct Answer
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If blood proteins were to escape from th...
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Answered by ExamLex AI
The thymus is a small organ located in t...
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