3 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Conditions Erb's Palsy ... #UpperLimb #Extremity ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Commonly caused ... such as fibular fracture ... #LowerLimb #Extremity ... sensory #motor #leg #physicalexam
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... Myasthenia gravis ... • Third nerve palsy ... orbital rooftop fracture ... Syndrome #Ptosis #neurology