The Nurse Is Caring for a Patient Who Is Acutely

The nurse is caring for a patient who is acutely ill.The patient is unstable, and is struggling to regain homeostasis.The nurse is evaluating the patient's blood pressure.The nurse recognizes that when the patient's blood pressure drops, which hormonal mechanism takes action at once?

A) Epinephrine is released by the adrenal medulla, and triggers vasoconstriction.
B) Insulin is released by pancreas, and increases energy production.
C) Aldosterone is released by the adrenal cortex, and conserves water.
D) Cortisol is released by the adrenal cortex, and raises blood sugar.