Neuromuscular Junction Flashcards
1
Q
What is the neuromuscular junction?
A
A reliable and fast junction that has a large number of active zones and a folded motor end plate
2
Q
What is acetylcholine?
A
Released after fusion of vesicles with presynaptic membrane
3
Q
What is end plate potential/
A
The depolarisations of skeletal muscle fibres
4
Q
What is botulinum toxin?
A
Botox, it blocks ACh release which stops little contractions from happening
5
Q
What does tubocurarine do?
A
Blocks choline uptake so the amount of neurotransmitter goes down
6
Q
What does suxamethonium do?
A
Depolarises the postsynaptic membrane causing muscle twitches
7
Q
What is neostigmine used for?
A
Pesticides and war gasses.
