5 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
Innervation of ... Fingers Abduction T1 Ulnar ... #Mytomes #Innervation ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anatomic location of olecranon ... with prominent olecranon ... anterior interosseous nerve ... Simple, DC with ortho ... Radiology #XRay #Diagnosis
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
trochlea (age 7), olecranon ... anterior interosseous nerve ... Type l, DC with ortho ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Exam: swollen elbow ... posterior interosseous nerve ... I or Ill) • Ortho ... DC with orthopedic ... Radiology #XRay #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... - C6, C7, C8 Elbow ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... #diagnosis #neurology