Lymphatic System Questions

Immunity that results from exposure to an antigen in the environment is called ________ immunity. A) naturally acquired active B) naturally acquired passive C) artificially acquired active D) artificially acquired passive E) innate

A

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) are located primarily in the blood stream.

A

Lymphatic tissue is found in the greatest quantity in A) the adult spleen. B) the adult thymus. C) bone marrow. D) the tonsils. E) Peyer's patches.

A

The lymphatic system does all of the following except

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. B

Defense of the body against a particular pathogen is provided by A) innate immunity. B) adaptive immunity. C) immunological surveillance. D) skin defenses.

B

Frank was bitten by a rattlesnake and received anti-venom containing neutralizing antibodies. Frank received ________ immunity and he ________ long-term immunity as a result. A) naturally acquired passive immunity; will have B) artificially acquired passive immunity; will not have C) artificially acquired passive immunity; will have D) naturally acquired active immunity; will have E) naturally acquired active immunity; will not have

B

Histamine increases blood flow and vascular permeability. This would account for all of the following changes that occur during inflammation except A) redness of the inflamed tissue. B) chemotaxis of phagocytes. C) heat of the inflamed tissue. D) movement of defense proteins and cells into the interstitial space. E) swelling of the inflamed tissue.

B

T is to ________ as B is to ________. A) top-located; bottom-located B) thymus-dependent; bone marrow-derived C) thyroid-drawn; bowel-developed D) non-thymus-dependent; bottom-located E) trabeculae-descended; bursa-origin

B

The body's innate defenses include all of the following except A) the skin. B) complement. C) interferon. D) inflammation. E) antibodies.

B

If the thymus shrank and stopped making thymosins, we would expect to see an immediate decrease in the number of A) B lymphocytes. B) NK cells. C) T cells. D) neutrophils. E) red blood cells.

C

Leslie has a severe sore throat and the lymph nodes in her neck are swollen. This would indicate that A) the focus of the infection is the lymph nodes. B) lymph is not flowing consistently through these lymph nodes. C) the lymph nodes contain an increased number of lymphocytes. D) the lymph nodes are actively producing phagocytes. E) the lymph nodes have increased their secretion of thymosin.

C

Lymphatic organs differ from lymphatic tissues in what way? A) They contain T lymphocytes and lymphatic tissues do not. B) They are found in the digestive tract and lymphatic tissues are found in the thorax. C) They are surrounded by a fibrous capsule and lymphatic tissues are not. D) They cannot produce antibodies, whereas lymphatic tissues can. E) They occur throughout the body except in the head.

C

Martha had a heart transplant. In order to keep her body from rejecting the transplant she takes A) aspirin. B) antacids. C) immunosuppressive drugs. D) anti-rheumatic drugs. E) anti-histamines.

C

A sample of John's blood shows a high level of pyrogens. This would indicate that John A) is feeling achy. B) is producing T lymphocytes. C) has a sore throat. D) is running a fever. E) has swollen lymph nodes.

D

A substance that provokes an immune response is called an A) immunoglobulin. B) antihistamine. C) antibody. D) antigen. E) allopath.

D

An accumulation of lymph in a region where lymphatic drainage has been blocked is called A) lymphopenia. B) lymphadenopathy. C) lymphoma. D) lymphedema. E) lymphosis.

D

Compared to blood capillaries, lymph capillaries exhibit all of the following except that they A) have no basement membrane. B) have only a tunica interna. C) have walls of endothelial cells that overlap like shingles. D) are smaller in diameter. E) are frequently irregular in shape

D

Each of the following is a physical barrier to infection except A) body hair. B) epithelium. C) secretions. D) complement. E) basement membranes.

D

In passive immunity, the A) immune system attacks normal body cells. B) body is deliberately exposed to an antigen. C) body receives antibodies produced by other humans. D) body receives antibodies produced by an animal. E) body receives antibodies produced by other humans or by an animal.

E

Lymph nodes do all of the following except A) produce antibodies through B cells. 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.

E

Milly has just received a kidney transplant and is taking cyclosporin A to help prevent graft rejection. This medication is one in a class of drugs known as ________ drugs. A) anticoagulant B) antibiotic C) analgesic D) retroviral E) immunosuppressive

E

The attraction or repulsion of certain cells to chemicals in their environment is called A) polarity. B) diapedesis. C) cytotoxicity. D) infection. E) chemotaxis.

E

When the immune response mistakenly targets normal body cells and tissues, a(n) ________ develops. A) autoimmune disease B) immunodeficiency disease C) allergic response D) cross-reaction E) agglutination reaction

a