ATI LPN
14 Nutrition and Fluid Balance Questions
Question 1 of 5
Increased ADH secretion could be stimulated by which of the following situations?
Correct Answer: B
Rationale: Increased blood osmolality triggers ADH release to retain water and restore balance.
Question 2 of 5
In hypocalcemia,
Correct Answer: D
Rationale: Low calcium increases membrane permeability to sodium, heightening excitability.
Question 3 of 5
The main regulator of serum phosphate levels is a transport process in the
Correct Answer: B
Rationale: The kidneys regulate phosphate excretion via PTH.
Question 4 of 5
Which of the following is an example of water conservation by the body?
Correct Answer: D
Rationale: Decreased urine volume, via ADH, conserves water.
Question 5 of 5
Chemicals that function to minimize changes in the pH of body fluids are called
Correct Answer: A
Rationale: Buffers resist pH changes by binding or releasing hydrogen ions.