Mr. Ford's Video - Chap 1: Homeostasis & Health

Question 1

Homeostasis

Answer 1

-the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.

Question 2

Positive Feedback

Answer 2

• the initial stimuli causes an increasing reaction from
  the organism - cascading reaction
• each reaction from the organism is stronger than the
  last, e.g., childbirth - labor pains
• not sustainable over long periods

Question 3

Negative Feedback

Answer 3

• it maintains a range, e.g. temperature change - air

conditioning unit

Question 4

What is Health (NB)

Answer 4

• the optimal state of physical, mental, and social
  well-being, not merely the absence of disease or
  infirmities.