ATI RN
Nutrition and Fluid Balance Questions
Question 1 of 5
Which of the following locations might the nurse use to assess the condition of an insertion site for a central venous access device?
Correct Answer: C
Rationale: Central venous catheters are often placed near the jugular vein, making it a key assessment site.
Question 2 of 5
Which is not a possibility in the ECG of a pt with hypokalemia?
Correct Answer: D
Rationale: Hypokalemia typically causes prolonged QT, prominent U waves, and T wave flattening. Prolonged PR interval is not a common feature.
Question 3 of 5
A rise in the pH by 0.1 causes what decrease in serum K+?
Correct Answer: C
Rationale: A 0.1 increase in pH typically shifts K+ into cells, decreasing serum K+ by about 0.5 mEq/L.
Question 4 of 5
Which drug is not well known to cause hyponatremia?
Correct Answer: D
Rationale: Roxithromycin, an antibiotic, is not commonly linked to hyponatremia.
Question 5 of 5
Which is not true of hypomagnasemia?
Correct Answer: B
Rationale: poor controlled AF is due to hypokalemia which cannot be reversed if hypomagnasemic; hypomagnasemia does not cause pre-eclampsia.