Complete Question Bank

ATI LPN · Anatomy and Physiology · Lymphatic System Review Questions

Full Question & Rationale Repository

Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

NK cells express receptors from several families, each of which has multiple members. Some of these receptors are activating and others are inhibitory, and NK cell activation is dependent on the balance of signaling overall. The individual NK cells in an individual:

A. Always express a majority of activating versus inhibitory receptors

B. Are more potent effectors of cytotoxicity than of cytokine-production

C. Each express only a subset of all possible NK receptors

D. Are not considered members of the innate lymphoid cell lineage

Expert Explanatory Rationale

Correct Answer: Each express only a subset of all possible NK receptors

Question 2 of 5

___________________ are released in the respiratory burst having the potent of cell-killing ability

A. histamines

B. neutrophils

C. free radicals

D. platelets-derived growth factors

Expert Explanatory Rationale

Correct Answer: free radicals

Question 3 of 5

Identify examples of secondary lymphatic structures.

A. Bone marrow, lymph nodes, spleen and tonsils

B. Bone marrow, lymph nodes, spleen and thymus gland

C. Lymph nodes, spleen and tonsils

D. Lymph nodes, spleen and thymus gland

Expert Explanatory Rationale

Correct Answer: Lymph nodes, spleen and tonsils

Question 4 of 5

Complete this sentence. Major histocompatability complex type I (MHC)

A. presents unprocessed proteins to T cells

B. is expressed by all nucleated cells

C. presents peptides of 3-20 amino acids

D. activates CD4+ T cells

Expert Explanatory Rationale

Correct Answer: is expressed by all nucleated cells

Question 5 of 5

All characters of lymphatic Capillary except:

A. has blind end, interrupted basal lamina

B. single layer of endothelium with no tight Junction

C. has pericyte smaller than blood Capillary

D. remove large molecules that can't be carried by capillary

Expert Explanatory Rationale

Correct Answer: has pericyte smaller than blood Capillary