Multiple Choice
How is a positive feedback system different from a negative feedback system?
A) the effector causes a change to a controlled variable
B) positive feedback systems have no controlled variable
C) positive feedback systems increase the initial change in the variable
D) positive feedback systems oppose the initial change in the variable
Correct Answer:
Verified
Correct Answer:
Verified
Q46: If one is unable to move, even
Q47: Blood capillaries have anatomical features to increase
Q48: A skeleton has been found that appears
Q49: Approximately how much of the total body
Q50: A disorder of the respiratory system can
Q51: Key areas of current physiological research include
Q52: In the positive feedback system of childbirth,
Q54: A disruption to a controlled variable is
Q55: Which of the following is a defining
Q56: A negative feedback loop maintains homeostasis.