Synapse Flashcards

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1
Q

vesicles

A

contains neurotransmitters

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2
Q

neurotransmitters

A

chemicals released from vesciles sending messages across synaptic cleft

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3
Q

synaptic cleft

A

gap between 2 neurons

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4
Q

what does the synapse consist of

A

presynaptic neuron:
- vesciles
- axon
- neurotransmitters
- synaptic cleft
post synaptic neuron
- dendrite
- receptors

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5
Q

6 step process of synaptic transmission

A
  1. electrical impulse down axon to terminal button at presynaptic. triggers vesciles mvoe to end of terminal button
  2. release neurotransmitters into synaptic cleft
  3. neurotransmitters diffuse across synptic cleft to post synaptic
  4. neurotransmitter attaches to next neuron at post synaptic receptor sites
  5. chemical message turned back into eletrical to travel down postsynaptic
  6. neurotransmitters left in synaptic cleft broken down by enzymes + reabsorbed by presynaptic neuron for reuptake process
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