Chapter 15 (Homeostasis) Flashcards
1
Q
What is Homeostasis?
A
Homeostasis is the regulation of the internal conditions of a cell or organism to maintain optimum conditions for function, in response to internal and external changes.
2
Q
Why are receptors and effectors vital for the body?
A
To maintain the dynamic equilibrium.
3
Q
What do the sensory receptors do?
A
They detect changes in internal and external environment of an organism.
4
Q
What do effectors do?
A
They are muscles or glands that react to the motor stimulus to bring about a change in response to the stimulus.
5
Q
How does homeostasis work?
A
The sensory receptors transmits information to the brain. Impulses are then sent along to the motor neurones to the effectors to bring about changes to restore the equilibrium in the body.
