Which of the Following Is an Example of Negative Feedback

Multiple Choice

Which of the following is an example of negative feedback?

A) Increased pressure in the aorta triggers mechanisms to lower blood pressure.
B) A rise in blood calcium levels triggers the release of a hormone that further raises blood calcium levels.
C) A rise in estrogen during the menstrual cycle increases the number of progesterone receptors in the uterus.
D) Increased blood sugar stimulates the release of a hormone from the pancreas that stimulates the liver to release blood sugar.
E) A increase in body temperature triggers a neural response that initiates physiological changes to increase body temperature.