Neuroplasticity

Question 1

Ability of neurons to change their function, chemical profile and/or their structure is termed ____.

Answer 1

neuroplasticity

Question 2

5 forms plasticity can take at a synapse:

Answer 2

1. Increased/decreased synaptic vesicles in presynaptic terminal
2. Increased/decreased number/density of postsynaptic membrane receptors
3. change in type of postsynaptic membrane receptor
4. Formation of novel synapses on the same cell
5. Pruning of established synapses

Question 3

2 forms plasticity can take in the axon:

Answer 3

1. Regenerative sprouting

2. Collateral sprouting

Question 4

Neuroplasticity in the soma usually takes the form of ___.

Answer 4

altered gene expression

Question 5

Plastic changes usually result in 4 things:

Answer 5

1. strengthened connections between neurons
2. weakened or loss of connections between neurons
3. Novel connections between neurons
4. Cells becoming healthier or taking on new functions.

Question 6

Cells that fire together, wire together is which law or rule?

Answer 6

Hebb’s Law (The Hebbian Learning Rule)