3 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... drop - Occurs after ... nerve in the radial ... #sensory #motor
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
• Thus a PIN palsy ... drop: ECRB and ... ECU are lost (which ... provide central and ulnarly ... #diagnosis #neurology
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... (ECU) Synergy Test ... The patient radially ... along the dorsal ulnar ... #clinical #video