Structural Plasticity Flashcards
1
Q
Which part of the dendrite are excitatory synapses onto?
A
Spine
2
Q
Which part of the dendrite are inhibitory synapses onto?
A
Shaft
3
Q
What are the 3 ways to change synaptic strength?
A
Add/eliminate synapses
Find new presynaptic partner - move/form new spines
Change strength of already-existing synapses
4
Q
What are the 3 ways to change the strength of already-existing synapses?
A
Increase number of vesicles released
Increase amount of NT in each vesicle
Insert/remove AMPARs
5
Q
What limits the maximum strength of a synapse?
A
Maximum spine size
Maximum AMPAR number
6
Q
How do learning paradigms affect structural plasticity?
A
Stabilisation of newly-formed spines
