27 results
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Radial Nerve Fingers ... Nerve Fingers ... Nerve Hip Flexion ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Hoffmann's sign (finger ... Flexion and adduction ... #video #physicalexam ... #msk #orthopedics ... #neurology #sports
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Small muscles of hand ... (finger abduction ... & adduction) OK ... at IP joint & flexion ... UpperExtremities #diagnosis #neurology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... tendon), mallet finger ... reduction • Splint ... Diagnosis #Management #Hand ... #Orthopedics #MSK
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Test (FAIR Test - Flexion ... , Adduction, and ... the hip to 90 degrees ... lumbar #clinical #video ... #msk #sports #orthopedics
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
at the DIP may ... known as Jersey finger ... #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
(axillary) • Adduction ... C8 Elbow: • Flexion ... C8 Wrist: • Flexion ... , C8 (radial) Finger ... Myotomes #diagnosis #neurology
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
holding the middle finger ... when there is flexion ... and adduction of ... Abnormal #clinical #video ... #neurology #physicalexam
Hoffmann's Reflex on Physical Exam
The Hoffmann's reflex itself involves loosely holding the middle finger and flicking
when there is flexion ... and adduction of ... thumb on the same hand ... PhysicalExam #clinical #neurology ... #UMN #video #Pyramidal
Wartenberg Thumb Reflex

Forceful flexion of the fingers at the distal IP joints produces (Adduction, flexion, and
of the fingers ... at the distal IP ... , flexion, and opposition ... Sign #clinical #video ... #hand #neurology