Which of the following happens when blood pressure becomes elevated to above normal
A)The carotid sinus and aortic arch baroreceptors decrease their rate of firing.
B)The cardiovascular control centre decreases sympathetic and increases parasympathetic activity to the heart and blood vessels.
C)Arteriolar vasoconstriction occurs as a compensatory response.
D)It causes salt retention to occur in the kidneys.

Question

Quizplus · Accepted Answer

When blood pressure is elevated, baroreceptors increase their firing rate, signaling the cardiovascular control center to decrease sympathetic and increase parasympathetic activity, leading to a reduction in heart rate and vasodilation to lower blood pressure.

Which of the Following Happens When Blood Pressure Becomes Elevated