Name the numbered structures:

1 :

2 :

3 :

4 :

If this neuron is in the PNS, what kind of cell makes structure 3 ?

What do we call a collection of axons in the PNS ?

If this neuron is part of a larger nerve, what connective tissue wrapping would you find around a nerve ?

What do you call a sub-collection of nerve fibers (axons) within a nerve ?

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