ATI RN
Chapter 14 Nutrition and Fluid Balance Answer Key Questions
Question 1 of 5
A buffer
Correct Answer: A
Rationale: Buffers resist pH changes by absorbing or releasing H+ ions.
Question 2 of 5
The cells of the distal nephron are interspersed among the principal cells and contribute to acid-base regulation.
Correct Answer: B
Rationale: Intercalated cells in the distal nephron regulate acid-base balance by secreting H+ or HCO3-.
Question 3 of 5
When the pH of body fluids begins to fall, proteins will
Correct Answer: B
Rationale: Low pH denatures proteins, disrupting their structure and function.
Question 4 of 5
In response to a rapid increase of organic acid in the body, you would expect to observe
Correct Answer: A
Rationale: Increased ventilation removes CO2 to compensate for organic acid accumulation.
Question 5 of 5
Polyuria means
Correct Answer: C
Rationale: Polyuria is defined as excessive urine output, often seen in conditions like diabetes, distinct from glycosuria (glucose in urine) or oliguria (low output).