Which of the following is used for typing when a p

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ATI RN Test Bank

Which of the following is used for typing when a patient is being prepared for an organ transplant?

A. MHC class I molecules B. MHC class II molecules C. MHC class III molecules D. All of the above

Correct Answer: D

Rationale: All MHC classes (A, B, C) are typed for transplants due to immune recognition; D is correct.

What kind of defense barrier is provided by the mucous membrane of the body?

A. Physical barrier B. Mechanical barrier C. Chemical barrier D. Biological barrier

Correct Answer: A

Rationale: Mucous membranes are physical barriers ; not mechanical , chemical , or biological .

Which of the following immunity do you develop over your lifetime?

A. Innate immunity B. Acquired immunity C. Passive immunity D. Active immunity

Correct Answer: B

Rationale: Acquired immunity develops over life; innate is inborn.

Which DOES NOT provide long term immunity?

A. Artificially acquired active immunity B. Artificially acquired passive immunity C. Naturally acquired active immunity D. None of the above

Correct Answer: B

Rationale: Artificially acquired passive immunity (e.g., antibody injection) is short-term, unlike active immunity which generates memory.

Which of the following is not associated with mucosal surfaces?

A. mucus-secreting goblet cells B. lysozyme C. M cells D. white pulp

Correct Answer: D

Rationale: White pulp is in the spleen, not mucosal surfaces, unlike goblet cells, lysozyme, and M cells, which protect mucosal barriers.

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