<prompt> Pressure on carotid sinus causeHyperapneaReflex bradycardiaTachycardiaDyspnea  <response>: Ans. b Reflex bradycardiaRef: Ganong, 25th edp.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 