4 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... - C6, C7, C8 Elbow ... Jerk - C7, C8 • Biceps ... spared in this injury ... #arm #physicalexam
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
is the nerve of elbow ... extension. ... and elbow joints ... The first motor ... extension) but
 The following #reflexes are routinely tested, and the response elicited is graded from zero to
and left side should ... The examiner should ... or spinal root injury ... the patient's elbow ... a pin from the periphery
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... The Extensor ... extends from the elbow ... relevant body parts ... #msk