Week 1 Homeostasis and feedback

Question 1

Negative Feedback

Answer 1

Maintains homeostasis, four components: control variable, sensor, control center, effector

Question 2

Control Variable(CV)

Answer 2

Physical/Chemical property that needs to be controlled to maintain homeostasis

Question 3

Sensor

Answer 3

monitors the control variable, usually receptors

Question 4

Control center/integrating center

Answer 4

Processes incoming information and takes appropriate actions,
typically hypothalamus.

Question 5

Effectors/regulators

Answer 5

Takes necessary actions & brings the imbalance back to normal,
Usually blood vessels or muscles

Question 6

Positive feedback

Answer 6

Mechanisms that push the organism further out of homeostasis, birth