feedback is when the body reacts in the same direction as a stimulus. Negative
Positive

It's Positive.

Negative is when it reacts against the direction as a stimulus  

1. the energy lost to disorder metabolism     -entropy

2. related to or possessing motion potential     -kinetic

3. all of the chemical reactions in an organism required for maintenance of the processes of life entropy     -metabolism

4. possible; ability to go into action or perform work kinetic     -potential

5. the study of energy and its transformations thermodynamics     -thermodynamics