final Flashcards
1
Q
define responsiveness
A
reaction to a change inside or outside the body
2
Q
list the six items necessary for the maintenance of life
A
water, food, oxygen, heat, pressure, homeostasis
3
Q
what is negative feedback?
A
the effects of a reactions that slow or stop the reaction
4
Q
define homeostasis
A
the maintenance of a stable internal environment
5
Q
explain anatomical position of the human body
A
body erect, facing forward, chin up, limbs hanging loosely by sides, palms facing forward
6
Q
what is the homeostatic mechanism? give an example
A
in the brain. regulates body temperature (98.6 F)
7
Q
what is serous membrane?
A
lines the ventral body cavity. 2 layers.
8
Q
what is visceral membrane?
A
lines internal organs
