4 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 Elbow: • ... , C8 (radial) Supination ... , C8 (radial) Finger ... , C8 (radial) ... Myotomes #diagnosis #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
is the nerve of elbow ... the back of the arm ... arises from C5, C6, C7 ... involve a wrist drop ... Anatomy #diagnosis #neurology
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
In this video, you ... peripheral 12th nerve palsy ... CN VII (facial weakness ... skull base, the hypoglossal ... #CNXII #CN12 #Neurology
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Exceptions to this rule are ... CN 5,7 &12. ... #clinical #video ... #hypoglossal #physicalexam ... #neurology