FIRST PUBLISH OCTOBER 2024
Lymphatic system practice questions with correct
answers
1) Lymphocytes provide an adaptive or specific defense known as the
A) phagocytic response.
B) adaptive defense.
C) immune response.
D) lymphocytic response.
E) inflammation of tissues. - Ans:✔✔-Answer: C
2) The primary function of the lymphatic system is
A) circulation of nutrients.
B) the transport of hormones.
C) defending the body against both environmental hazards and internal threats.
D) the production and distribution of plasma proteins.
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E) circulation of dissolved gases. - Ans:✔✔-Answer: C
3) The lymphatic system does all of the following, except that it
A) helps maintain normal blood volume.
B) transports gases to and away from lymph nodes.
C) eliminates variations in the composition of interstitial fluid.
D) transports lipids from the digestive tract.
E) fights infection. - Ans:✔✔-Answer: B
4) The lymphatic system is composed of all of the following, except
A) lymphatic vessels.
B) the venae cavae.
C) the spleen.
D) lymph nodes.
E) lymph. - Ans:✔✔-Answer: B
5) Compared to blood capillaries, lymph capillaries exhibit all of the following, except that they
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FIRST PUBLISH OCTOBER 2024
A) have no basement membrane.
B) are larger in diameter.
C) have walls of endothelial cells that overlap like shingles.
D) are smaller in diameter.
E) are frequently irregular in shape. - Ans:✔✔-Answer: D
6) Lymph nodes do all of the following, except that they
A) produce antibodies.
B) monitor the contents of lymph.
C) remove debris and pathogens from the lymph.
D) accumulate cancer cells.
E) remove excess nutrients from the lymph. - Ans:✔✔-Answer: E
7) All of the following are true of the thymus gland, except that it
A) activates B cells.
B) reaches its greatest relative size during the second year of life.
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C) involutes after puberty.
D) produces T cells.
E) lies in the anterior mediastinum. - Ans:✔✔-Answer: A
8) In general, lymphocytes
A) spend most of their time in lymphatic tissue.
B) have relatively short life spans.
C) have two nuclei.
D) are produced and mature only in red bone marrow.
E) spend most of their time circulating in the blood. - Ans:✔✔-Answer: A
9) Most of the lymph returns to the venous circulation by way of the
A) right lymphatic duct.
B) thoracic duct.
C) cisterna chyli.
D) hepatic portal vein.
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