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BIO 220 Topic 4 Graded Quiz Latest
BIO 220 Topic 4 Graded Quiz Latest
Lymph containing a high lipid content is called
d. interstitial fluid.
The lymphatic system is involved in
a. fat absorption from the digestive tract.
b. transporting lymph from the intestines to the liver.
c. maintenance of pH in the tissues.
d. production of erythrocytes.
e. protein metabolism.
a. contraction of skeletal muscle.
b. contraction of smooth muscle in lymph vessel.
c. pressure changes in the thorax during respiration.
d. compression of lymphatic vessels.
e. All of these choices are .
a. a type of lymphocyte.
b. a nonspecific defense.
c. lymphatic vessels in the lining of the small intestine.
d. the sinuses inside a lymph node.
e. germinal centers.
A woman has her right breast and right axillary lymph nodes removed. Which of the following might
a. Cisterna chyli flow increases.
b. The thoracic duct would be severed.
c. Right lymphatic duct drainage decreases causing edema in the right arm.
d. Lymph drainage would be affected in her left arm.
e. Lymph drainage would be affected in both legs.
Structurally, lymph vessel walls are most similar to
a. filters damaged red blood cells from the blood.
b. changes undifferentiated lymphocytes into competent lymphocytes.
c. is necessary for life. It can’t be removed without causing death.
d. produces several different hormones with unknown function.
e. has additional digestive functions.
Which of the following is NOT a function of the lymphatic system?
a. Defending from infection caused by microorganisms and other foreign substances.
b. Aiding in erythropoiesis of red blood cells.
c. Maintaining fluid balance by returning excess interstitial fluid to the blood.
d. Absorbing and transporting lipids from the digestive tract.
Peyer patches are lymphatic nodules found in the
a. lymph nodes.
b. spleen and tonsils.
c. appendix and tonsils.
d. small intestine and appendix.
e. basement membrane.
Which of the following organs does NOT contain lymphatic tissue?
a. liver b. spleen
c. lingual tonsils
e. pharyngeal tonsils.
a. increase in size in adults.
b. are located in both the oral and abdominal cavities.
c. provide protection against bacteria entering the oral and nasal cavities.
d. contain red pulp and white pulp.
e. are not functional in children.
How do lymphatic capillaries differ form blood capillaries?
a. Lymphatic capillaries do not have a basement membrane.
b. Simple squamous epithelial cells of lymphatics overlap with loose attachments.
c. Lymphatic capillaries are more permeable than blood capillaries.
d. Lymphatic capillary epithelium act as one-way valves preventing movement of fluid back into interstitial
e. All of the choices are ways lymphatic capillaries differ from blood capillaries.
Lymphatic tissue contains an interlaced network of reticular fibers that functions to
a. produce lymphocytes.
b. produce capsules around lymph nodes.
c. attack microorganisms.
d. line the walls of lymphatic vessels.
e. trap microorganisms.
Lymph nodules are
a. small, bean-shaped structures.
b. the site of erythrocyte production.
c. located in the loose connective tissue of the digestive system.
d. composed of an outer cortex and inner medulla.
e. connected together in a series.
The right lymphatic duct drains lymph from the
b. upper part of the body.
c. right arm, right chest, and right side of head.
d. right side of the body.
e. left arm, left chest, and left side of head.
The lymphatic system plays a role in maintaining fluid balance within the body by
a. adding lymph to GI tract secretions.
b. returning interstitial fluid to the plasma.
c. transporting lymph from tissues to the liver.
d. carrying excess fluid to the kidneys to be excreted.
e. actively absorbing fluid from the blood.
Bacteria and debris are actively removed from the lymph by _____ in the sinuses of lymph nodes.
a. trabecular cells
b. germinal cells
e. plasma cells
What is the function of thymosin?
a. destroys damaged red blood cells
b. destroys damaged white blood cells
c. activates lymphocytes in lymph nodes
d. maturation of T-cells
In 0.00 points out of 2.50 Bean-shaped lymphatic organs found along lymphatic vessels are called
a. lymph nodes.
b. medullary cords.
e. lymph nodules.