The synapse
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Synapse definition -what is the specific synapse between a motor neuron and muscle called
the small spaces between neurons or neurons and effectors neuromuscular junction
Step 1: nerve impulses (AKA ___) move along the axon to the ________ (aka. ____) which has small ________ containing neurotransmitters
action potential, endplate/presynaptic knob, vesicles
Step 2: the neurotransmitters (specific name is _______) are released from where and travel where via _______
acetylcholine from the presynaptic neuron to the post synaptic neuron via diffusion
Step 3: Neurotransmitters bind to _______ on the postsynaptic neuron (specifically where)
to the receptors on dendrites
Step 4: What type of neurotransmitter opens the channel (Specifically which type). what does this cause.
excitatory na+ depolarization
Step 5: what process happens
action potential
Step 6: what happens to the neurotransmitter when its time for the sodium channels to close.
deactivated by enzyme called cholinesterase
Step 7: post synaptic neuron undergoes ______. what happens to the components of the neurornasmitters
repolarization they are reabosrbed by the presynaptic knob and repackaged in vesicles