3 results
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
Acromioclavicular Joint ... Flexion Biceps ... Anterior Medial Thigh Hip ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... - C6, C7, C8 Elbow ... • Biceps Jerk - ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Jerk Test for Glenohumeral Joint Posteroinferior Instability

The arm is held at 90 degrees abduction and internal
Joint Posteroinferior ... axial load to the elbow ... #Glenohumeral #Joint ... clinical #video #physicalexam ... #shoulder #msk