ATI RN
Nutrition and Fluid Balance Chapter 14 Questions
Question 1 of 5
When baroreceptors in the carotid and aortic bodies register increased blood pressure, this results in
Correct Answer: B
Rationale: High blood pressure inhibits vasopressin secretion to decrease water reabsorption and lower volume.
Question 2 of 5
An increase in plasma potassium levels is properly called
Correct Answer: D
Rationale: Hyperkalemia is the term for elevated plasma potassium levels.
Question 3 of 5
The enzyme renin is responsible for the activation of
Correct Answer: A
Rationale: Renin converts angiotensinogen to angiotensin I, starting the RAS pathway.
Question 4 of 5
The most important factor affecting the pH of plasma is the concentration of
Correct Answer: D
Rationale: Carbon dioxide forms carbonic acid, making it the primary regulator of plasma pH.
Question 5 of 5
A person who suffers from hyperventilation will exhibit signs of
Correct Answer: B
Rationale: Hyperventilation removes excess CO2, leading to respiratory alkalosis.