Peripheral Nerves Flashcards
Coverings of Peripheral Nerve
Epineurium
Perineurium
Endoneurium
Which nerves make up the cervical plexus?
C1-C5
Phrenic Nerves?
C3, 4, 5!
What spinal nerves do not form plexuses?
T2-T12
Musculocutaneous Nerve nerves?
C5-C7
Median Nerve nerves?
C5-T1
Lumbar Plexus
T12-L4
Sacral Plexus
L4-S3
Femoral Nerve
L2-L4
Lateral Femoral Cutaneous Nerve
L2-L3
Sciatic Nerve
L4-S2
Dermatomal Regions
Collar Region Middle Finger Nipple Line Umbilicus Big Toe Small Toe
C3 C7 T4 T10 L5 S1
Palmar Hand
Median, Ulnar
Flexors of Forearm
Ulnar
Extensors of Wrist
Radial
Axillary Nerve
C5-6
Radial Nerve
C5-8
Musculocutaneous Nerve
C5-7
Ulnar Nerve
C7-T1
Posterior Arm
Radial
Flexors of Arm
Musculocutaneous
Hip Flexors
Femoral
Hip Extensors
Sciatic/Tibial
Dorsiflexion
Common Fibular
Plantarflexion
Tibial
Most important in cervical plexus
Phrenic Nerve