ATI LPN
Nutrition and Fluid Balance Quizlet Questions
Question 1 of 5
Mr John claims he is trying to lose weight and his urinalysis shows that there is ketone in his urine(ketonuria) you should ask him?
Correct Answer: D
Rationale: Ketonuria suggests fat breakdown (e.g., low-carb diet); asking all these assesses his diet, making D correct.
Question 2 of 5
Which of the following fluid compartments contains the smallest volume of water?
Correct Answer: A
Rationale: Plasma, part of the extracellular fluid, is the smallest compartment by volume, making up about 5% of total body water.
Question 3 of 5
The distribution of sodium and potassium ions between intracellular and extracellular compartments is
Correct Answer: A
Rationale: Potassium is mostly intracellular, while sodium is mostly extracellular, due to the sodium-potassium pump.
Question 4 of 5
As the rate of sweat production increases, the amount of sodium lost in the urine
Correct Answer: B
Rationale: Increased sweating reduces blood volume, triggering aldosterone release, which decreases urinary sodium loss.
Question 5 of 5
A decrease in plasma osmolality would increase
Correct Answer: D
Rationale: Lower plasma osmolality inhibits ADH, increasing urine production to excrete excess water.