Physiological Homeostasis Flashcards
1
Q
What is homeostasis?
A
The dynamic maintenance of physiological variables within an predictive range
2
Q
What are the 3 homeostatic control mechanisms?
A
Negative feedback - move variable back to set point
Feed forward - anticipation of change that brings response to change
Positive feedback - triggers a response that causes a further change in that variable
3
Q
What are the components of negative reflex arcs?
A
Sensors Afferent pathway Integrating centre Efferent pathway Effectors
