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ATI LPN · Medical Surgical Nursing · Questions About the Immune System

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Laboratory Studies: Red Cell Indices: Determination of relative size of RBC. 82-98 fl

A. MCH

B. MCV

C. MCHC

D. RDW

Correct Answer: MCV

Question 2 of 5

The nurse implements which of the following for the client who is starting a Schilling test?

A. Administering methylcellulose (Citrucel)

B. Starting a 24- to 48 hour urine specimen collection

C. Maintaining NPO status

D. Starting a 72 hour stool specimen collection

Correct Answer: Starting a 24- to 48 hour urine specimen collection

Question 3 of 5

A primary immune response in an adult human requires approximately how much time to produce detectable antibody levels in the blood?

A. 12 hours

B. 3 days

C. 1 week

D. 3 weeks

Correct Answer: 1 week

Question 4 of 5

Which medication is an immunomodulator?

A. Leflunomide

B. Methotrexate

C. Hydroxychloroquine

D. Adalimumab

Correct Answer: Leflunomide

Question 5 of 5

An infant is born with an esophageal atresia and tracheoesophageal fistula. Which preoperative nursing diagnosis is the priority for this infant?

A. Risk for Aspiration Related to Regurgitation

B. Acute Pain Related to Esophageal Defect

C. Ineffective Infant Feeding Pattern Related to Uncoordinated Suck and Swallow

D. Ineffective Tissue Perfusion: Gastrointestinal, Related to Decreased Circulation

Correct Answer: Risk for Aspiration Related to Regurgitation