5 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
C6, C7, C8 (radial ... - C7, C8 (radial ... - C7, C8 (radial ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... usually happens sleeping ... Nerve #Palsy #PhysicalExam ... #clinical #video ... #msk #sports #neurology
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Extension Maneuver ... Nerve Palsy as ... extension can be ... #video #physicalexam ... #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
and digital extension ... arises from C5, C6, C7 ... extension) but ... ECRL remains leading ... Anatomy #diagnosis #neurology
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
peripheral 12th nerve palsy ... CN VII (facial weakness ... Fasciculations #PhysicalExam ... HypoglossalNerve #CNXII #CN12 ... #Neurology #Deficit