ATI RN
Nutrition and Fluid Balance Questions
Question 1 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.
Question 2 of 5
Which would you give to reverse streptokinase?
Correct Answer: A
Rationale: Cryoprecipitate provides fibrinogen to reverse the fibrinolytic effects of streptokinase.
Question 3 of 5
What does not cause impaired accuracy of the pulse oximeter?
Correct Answer: D
Rationale: X-ray beams do not affect pulse oximetry accuracy; the others do.
Question 4 of 5
Other than the absorption/infusion rate, which best explains why enteral potassium administration is safer than parenteral potassium administration?
Correct Answer: B
Rationale: Enteral potassium administration allows the body to sense potassium levels in the gut and regulate excretion via the kidneys (feed-forward mechanism), reducing the risk of hyperkalemia compared to rapid parenteral administration.
Question 5 of 5
The primary route for ion loss from the body is the system.
Correct Answer: B
Rationale: The urinary system is the main pathway for ion excretion, such as sodium and potassium, via urine.