A reason that the axons in the CNS and PNS differ in their ability to regenerate after injury is that
A)axons of the CNS lack myelin.
B)axons of the CNS lack neurilemmae.
C)peripheral nerves lack Schwann cells.
D)peripheral nerves lack endoneurium.

Question

Quizplus · Accepted Answer

Axons of the CNS lack neurilemmae, which are essential for supporting and guiding the regrowth of damaged axons. In contrast, axons of the PNS are surrounded by Schwann cells, which form neurilemmae and promote axonal regeneration.

A Reason That the Axons in the CNS and PNS