5 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Conditions Erb's Palsy ... nerve in the radial ... spared in this injury ... sensory #motor #arm #physicalexam
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... arises from C5, C6 ... nerve injury ... nerve injury ... • Thus a PIN palsy
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
Patient asked to focus ... right eye moves laterally ... #CNVI #Palsy #CN6 ... #Abducens #Nerve ... ophthalmology #ocular #physicalexam
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
by Nerve Root Levels ... Respiration None C5 Radial ... Biceps Reflex C6 ... Dorsal Thumb Wrist ... Hamstring Reflex S1 Lateral
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Pathophysiology: • Severe injury ... dysfunction to the bilateral ... Awareness • Injury ... threat Cranial Nerves ... caseyalbin #PhysicalExam