3 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Dermatomes and Myotomes ... nerve in the radial ... #diagnosis #neurology ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... damage to peroneal nerve ... at fibular neck ... #diagnosis #neurology ... sensory #motor #leg #physicalexam
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
peripheral 12th nerve ... posterior head/neck ... CN VII (facial weakness ... Fasciculations #PhysicalExam ... #CNXII #CN12 #Neurology