суббота, 28 мая 2016 г.

Myotome (upper limb)


myotome is the group of muscles that a single spinal nerve root innervates. Similarly a dermatome  is an area of skin that a single nerve innervates. In vertebrate embryonic development, a myotome is the part of a somite that develops into the muscles.

Upper Limb Myotomes

MovementNerve Root Segments
Shoulder girdle elevationC3/4
Shoulder flexion / abductionC5
Elbow flexionC5/6
Elbow extensionC7/8
Wrist flexion / extensionC6/7
Finger flexion / extensionC7/8
Finger abduction / adductionT1

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