A patient in hypertensive urgency is admitted to the hospital. The nurse should be aware of what goal of treatment for a patient in hypertensive urgency?

Correct Answer: D

Rationale: In cases of hypertensive urgency, oral agents can be administered with the goal of normalizing BP within 24 to 48 hours. For patients with this health problem, a BP of ≤120/80 mm Hg may be unrealistic.

Correct Answer: A

Rationale: Platelet factor IV inhibits angiogenesis by antagonizing pro-angiogenic factors.

Correct Answer: B

Rationale: The coronary arteries supply oxygenated blood to the heart wall.

Correct Answer: D

Rationale: All listed factors can influence heart rate. Body temperature, emotions, and venous return affect heart rate through various mechanisms such as autonomic regulation and preload effects.

Correct Answer: B

Rationale: Blood pressure is primarily determined by cardiac output and peripheral resistance.