What is the role of the receptor in a feedback system?. . . . A.It contains the set point for the variable that is being controlled.. . . .B. It measures changes in the variable that is being controlled.. . . . C.It produces output that will have a direct effect on the variable that is being controlled..
Answer:
B) It measures changes in the variable that is being controlled.
Explanation:
Feedback system is used to control the level of variable as detected by a receptor. Receptors are connected to a control center which modulates the signal the receptor receives. The receptors detects and measures every changes in function of the feedback system and initiate the body's homeostatic response.