3 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Dermatomes and Myotomes ... Motor Function ... drop - Occurs after ... nerve in the radial
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Triceps - C6, C7 ... Neuropathy - Foot drop ... damage to peroneal nerve ... #sensory #motor
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... arises from C5, C6, C7 ... The first motor ... drop: ECRB and ... #diagnosis #neurology