The nervous System Flashcards
1
Q
What is the nervous system needed for?
A
To help to coordinate and body control the body.
2
Q
What is a receptor for?
A
An organ or body part that detects a change in the surroundings.
3
Q
Sensory
A
Send impulses from receptors in the sense organs to the CNS.
4
Q
Relay
A
The link sensory and motor neurones.
5
Q
Motor
A
Send impulses from the CNS to muscles and glands.
Send impulses from the CNS to muscles and glands.
6
Q
Describe what happens in a reflex arc.
A
Automatic response to a stimulus can bypass the CNS.
7
Q
What is a neurone?
A
A specialised cell in the nervous system
8
Q
How does the nervous system transmit information in the body?
A
Electrical signals - impulses.
