The Process of Synaptic Transmission (OCR A-Level Psychology): Flashcards
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Practise the cards
15 cards from this deck
What triggers synaptic vesicles to move toward membrane
What triggers synaptic vesicles to move toward membrane
Action potential arriving at pre-synaptic terminal
What happens when vesicles fuse with pre-synaptic membrane
What happens when vesicles fuse with pre-synaptic membrane
Neurotransmitters released into synaptic cleft
Where do neurotransmitters diffuse after release
Where do neurotransmitters diffuse after release
Across synaptic cleft to post-synaptic terminal
What neurotransmitters bind to on post-synaptic membrane
What neurotransmitters bind to on post-synaptic membrane
Receptors
How are neurotransmitters removed from synaptic cleft
How are neurotransmitters removed from synaptic cleft
Re-uptake
Why only pre-synaptic side releases neurotransmitters
Why only pre-synaptic side releases neurotransmitters
Synaptic vesicles only on pre-synaptic membrane
Why only post-synaptic side receives neurotransmitters
Why only post-synaptic side receives neurotransmitters
Receptors only on post-synaptic membrane
Definition of neurotransmitters
Definition of neurotransmitters
Chemical messengers found in neurons
What type of particles enter via excitatory neurotransmitters
What type of particles enter via excitatory neurotransmitters
Positively charged particles
What type of particles enter via inhibitory neurotransmitters
What type of particles enter via inhibitory neurotransmitters
Negatively charged particles
Net effect needed for nerve impulse in summation
Net effect needed for nerve impulse in summation
Excitatory
What acetylcholine controls
What acetylcholine controls
Muscles (excitatory)
What adrenaline triggers
What adrenaline triggers
Fight or flight response (excitatory)
Where GABA is used and its type
Where GABA is used and its type
Brain (inhibitory)
What serotonin controls
What serotonin controls
Mood (inhibitory)