A 45-year-old male presents to the emergency department with severe ...

★ Vascular Quiz

A 45-year-old male presents to the emergency department with severe hypertension. His blood pressure is measured at 180/110 mmHg. Which physiological mechanism is primarily responsible for the regulation of blood pressure in response to this acute elevation?

A. Increased heart rate due to sympathetic stimulation

B. Renin-angiotensin-aldosterone system activation

C. Increased release of atrial natriuretic peptide

D. Decreased peripheral resistance due to arteriolar vasodilation

Select your answer:

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