Musculocutaneous nerve

From WikiLectures

l
TA A14.2.03.024
from  Plexus brachialis
arises from fasciculus lateralis
continues as nervus cutaneus antebrachii lateralis

Nervus musculocutaneus (C5-C7) separates from fasciculus lateralis plexus brachialis in axile.

Topography[edit | edit source]

  • It breaks through musculus coracobrachialis (so we know it safely at autopsy).
  • it gets on the arm between m. Biceps brachii and m. brachialis.
  • On the forearm, cephalica antebrachii is added to the vein.

Innervation[edit | edit source]

Gray807.png
Motor innervation of arm flexors[edit | edit source]
  • m. coracobrachialis,
  • m. biceps brachii,
  • m. brachialis.
Sensitive inertia on the forearm[edit | edit source]
  • As nervous cutaneus antebrachii lateralis sensitiously innerses the skin of the lateral half of the forearm.

Links[edit | edit source]

Related articles[edit | edit source]

Literature used[edit | edit source]

  • PETROVICKÝ, Pavel. Anatomie s topografií a klinickými aplikacemi. 1. edition. Martin : osveta, 2002. 542 pp. vol. 3. ISBN 80-8063-048-8.