Which of the following statements are true of the nervous regulation of blood pressure (BP)? (Read carefully and select all of the correct statements.)
A)The vasomotor center is in the hypothalamus of the brain.
B)Pressoreceptors throughout the length of the aorta detect changes in BP.
C)The vagus and glossopharyngeal nerves are sensory for BP changes.
D)Increased vasoconstriction, to raise BP, is brought about by an increase in sympathetic impulses to the walls of arteries.
E)Nervous regulation of BP is a negative feedback mechanism.
F)If BP is high and must be brought back to normal, heart rate will decrease and vasodilation will occur.

Question

Quizplus · Accepted Answer

The vagus and glossopharyngeal nerves are involved in sensing BP changes. Increased sympathetic impulses cause vasoconstriction, raising BP. Nervous regulation of BP operates via negative feedback. If BP is high, heart rate decreases and vasodilation occurs to normalize it.

Which of the Following Statements Are True of the Nervous