5 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
None T1 Ulnar Antecubital ... Fossa Finger Abduction ... Anterior Medial Thigh Hip ... #differential #diagnosis ... #Neurology #Spine
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Flexion and adduction ... clinical #hand #video ... #physicalexam # ... #orthopedics #neurology ... #sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C8-T1 (ulnar) ... , T1 (median) Reflexes ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Wartenberg Thumb Reflex

Forceful flexion of the fingers at the distal IP joints produces (Adduction, flexion, and
flexion of the fingers ... Wartenberg sign in ulnar ... #clinical #video ... #hand #neurology ... #physicalexam #
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
the edge of the table ... Inability to flex ... at the DIP may ... #Hand #PhysicalExam ... #sports #msk #orthopedics