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Physiology Heart, Circulation, and Blood 9e320ab9

Pressure on carotid sinus cause

A
Hyperapnea
B
Reflex bradycardia
C
Tachycardia
D
Dyspnea
High-Yield Explanation
Ans. (b) Reflex bradycardiaRef: Ganong, 25th ed/p.590The definition of Baroreflex is - "Whenever blood pressure increases, baroreceptors increase their discharge and send their impulse to medulla which ultimately decreases the blood pressure and decreases heart rate (reflex bradycardia)"

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