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Deep pectoral muscle
when limb advanced: pull trunk cranially and extend shoulder
when not weight bearing: draw limb cranially and flex shoulder
Superficial digital flexor muscle
flex the carpal, metocarpophalangeal, and proximal interphalangeal joints (digits 2-5)
Deep digital flexor muscle
flex the carpal and metacarpophalangeal joints and proximal/distal interphalangeal joints of digits
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