How The Motor Unit Is Stimulated Flashcards
1
Q
Where is the nerve impulse initiated
A
In the motor neurone cell body
2
Q
Where is the nerve impulse conducted down
A
Axon of the motor neurone by a nerve action potential to the synaptic cleft
3
Q
Where is the acetylcholine secreted to
A
The synaptic cleft to conduct the nerve impulse across the gap
4
Q
What happens when the synaptic cleft is above the threshold
A
The muscle will contract
5
Q
What kind of fashion does this happen in
A
All or none
