+ and - Loops in Humans
By: Alyssa Poetschke
Positive Feedbacks
Childbirth and Blood Clotting
Childbirth and blood clotting are examples of positive feedback because the output enhances the original stimulus.
Negative Feedback
The control of Blood Sugar and Human Body Temperature
The control of blood sugar by insulin and human body temperature are good examples of negative feedback because they put the variable back to how it was originally.