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Action: Adducts the thumb into opposition, flexion of the thumbOrigin - Distal border of the flexor retinaculum and the trapeziumInsertion - Lateral aspect of the first metacarpalInnervation - Median nerve (C8, T1)

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1.
Action: Adducts the thumb into opposition, flexion of the thumb
Origin - Distal border of the flexor retinaculum and the trapezium
Insertion - Lateral aspect of the first metacarpal
Innervation - Median nerve (C8, T1)





 
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