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Kaplan Qbank USMLE



Author6 Posts
  #1

CAN SOMEBODY TELL ME AN EASIER WAY ABOUT NERVE REGENERATION?
I'D REALLY APPRECIATE IT..I'M GETTING BLOCKED WHEN I READ ABOUT IT.

  #2

cranial nerves dont regenerate
only peripheral nerves do
after an injury the region distal to the injury degerates and cleared by macrophages .
and then the microfibrs in the proximal part of the injured close to cell body starts growing and as usual enter in to the dispersed schwann cells and becomes myelinated .

and then this takes the new nerve thru to its original path .


this is the basic of nerve regeneration and there are other less usual types too very tough to remember at this time .

hope this was useful

  #3

Bipolar neurons in the olfactory epithelium undergo continuous regeneration.

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Smell the coffee! "Is That an Osler move??"

  #4

delete

___________________
Smell the coffee! "Is That an Osler move??"

  #5

axons in brain cannot regenerate because they lack schwan cells and the lesion after injury is filled fast by glial scars .

  #6

mjl17171 I don't know if CN I regenerate or that they activively divide in the adult. Books say divide.

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