A client presents to the ED with a history of adrenal insufficiency. The following laboratory values are obtained: Na+ 130 mEq/L, K+ 5.6 mEq/L, and glucose 72 mg/dL. Which is the first request that the nurse anticipates?

Correct Answer: A

Rationale: Hyperkalemia (5.6 mEq/L) in adrenal insufficiency needs urgent correction; insulin/dextrose shifts K+ into cells.

Correct Answer: C

Rationale: The endocrine and nervous systems work together to regulate body functions and maintain homeostasis through chemical and electrical signals, respectively.

Correct Answer: A

Rationale: The adrenal glands sit atop the kidneys and secrete hormones like cortisol and adrenaline.

Correct Answer: D

Rationale: The ovary is regulated by anterior pituitary hormones like FSH and LH.

Correct Answer: B

Rationale: Calcitonin lowers blood calcium by promoting its deposition into bones.