A client is experiencing significant stress while awaiting the results of her recent lymph node biopsy. Among the hormonal contributors to this response is a release of aldosterone, resulting in which of the following physiologic effects?
A) Decreased release of insulin
B) Increased cardiac contractility
C) Potentiating effects of epinephrine
D) Increased sodium absorption
Ans: D
Feedback:
Mineralocorticoids such as aldosterone increase sodium absorption by the kidneys. Changes in insulin release and cardiac contractility are mediated by catecholamines, whereas cortisol potentiates the action of epinephrine.
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