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HESI LPN · HESI LPN Medical Surgical Nursing · HESI Immune System Test Quizlet

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

The nurse is reviewing the immune system with a patient newly diagnosed with an autoimmune disorder. What should the nurse explain as the purpose of antibodies?

A. They destroy foreign antigens.

B. Work on many different antigens

C. Are specific according to blood type

D. Attach to antigens to label them for destruction

Expert Explanatory Rationale

Correct Answer: Attach to antigens to label them for destruction

Question 2 of 5

What is the medical term for an abnormal increase in white blood cells?

A. Leukocytosis

B. Thrombocytosis

C. Anemia

D. Hemolysis

Expert Explanatory Rationale

Correct Answer: Leukocytosis

Question 3 of 5

Monoclonal antibodies can be used to:

A. Block the proliferation of cancer cells

B. Target cancer cells for destruction

C. Inhibit inflammatory immune responses

D. All of the above

Expert Explanatory Rationale

Correct Answer: All of the above

Question 4 of 5

Where and into what do activated B lymphocytes differentiate?

A. Spleen; natural killer cells that destroy infected cells

B. Bone marrow; plasma cells that secrete immunoglobulins

C. Thymus; memory B-cells that retain a memory of the antigen

D. Bursa of Fabricius; helper cells that in turn activate additional B lymphocytes

Expert Explanatory Rationale

Correct Answer: Bone marrow; plasma cells that secrete immunoglobulins

Question 5 of 5

Priority Decision: While caring for a patient who is at the nadir of chemotherapy, the nurse establishes the highest priority for nursing actions related to

A. diarrhea

B. grieving

C. risk for infection

D. inadequate nutritional intake

Expert Explanatory Rationale

Correct Answer: risk for infection

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