PSB-RN Nutrition & Dietary Management

Question 1

Which vitamin deficiency is responsible for causing scurvy?

Accepted Answer

Vitamin C

Answer

Vitamin C (ascorbic acid) deficiency causes scurvy, characterized by bleeding gums, poor wound healing, and fragile capillaries.

Question 2

Which dietary modification is most important for patients with chronic kidney disease (CKD)?

Accepted Answer

Restrict potassium and phosphorus

Answer

CKD patients must restrict potassium and phosphorus because impaired kidneys cannot effectively filter and eliminate these electrolytes, leading to dangerous accumulation.

Question 3

What is the recommended daily sodium intake for most adults with hypertension according to current dietary guidelines?

Accepted Answer

Less than 2,300 mg

Answer

The American Heart Association recommends less than 2,300 mg of sodium per day for most adults, especially those managing hypertension.

Question 4

Which macronutrient is most critical for wound healing and tissue repair?

Accepted Answer

Protein

Answer

Protein provides the amino acids essential for collagen synthesis, cell proliferation, and tissue repair during the wound healing process.

Question 5

What dietary order is typically given to a patient immediately following bowel surgery?

Accepted Answer

NPO (nothing by mouth) then advance to clear liquids

Answer

Post-bowel surgery patients are kept NPO to rest the GI tract, then gradually advanced to clear liquids as bowel function returns.

PSB-RN - Registered Nursing Exam Practice Test

PSB-RN - Registered Nursing Exam Practice Test

PSB-RN Nutrition & Dietary Management