Homeostasis Flashcards
1
Q
Homeostasis?
A
The maintenance of a constant internal environment for the cells
2
Q
Negative feedback?
A
The process in which a change in some parameter brings about processes that return it to normal
3
Q
Receptor?
A
Cell or tissue that’s sensitive to a specific stimulus and generates a nerve impulse or sends a chemical messenger to communicate with a control center
4
Q
Stimulus?
A
A change in the environment
5
Q
Corrective actions?
A
A response that turns the psychological factors to the set point
6
Q
Set point?
A
The ideal value of a physiological factor that the body controls
7
Q
Effector?
A
Tissues or organs that carry out actions in response to a stimulus
Muscles and gland are effectors
8
Q
Urea?
A
A nitrogenous excretory product produced in the liver
Its the main one in humans
