Dorsal Interossei Of The Hand
In human anatomy, the dorsal interossei (DI) are four muscles in the back of the hand that act to abduct (spread) the index, middle, and ring fingers away from hand's midline (ray of middle finger) and assist in flexion at the knuckle joints and extension in the finger joints.
Read more about Dorsal Interossei Of The Hand: Structure, Actions, Innervation, Additional Images
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