A person's blood pressure has fallen below normal as the person has quickly jumped out of his or her chair where he or she had been relaxing. All of the following reflect events in restoring the blood pressure to normal EXCEPT which one?
A) The heart rate will decrease.
B) The baroreceptors will detect the drop in blood pressure.
C) The medulla oblongata will send signals to the heart and to the blood vessels.
D) The force of contraction of the heart will increase.
E) Vasoconstriction of a number of arterioles will increase blood pressure.
A
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