infraclavicular part of brachial plexus
in·fra·cla·vic·u·lar part of brach·i·al plex·us[TA]
the part of the brachial plexus that extends from the level of the clavicle downward into the axilla; it includes the cords of the plexus and their branches.
Synonym(s): pars infraclavicularis plexus brachialis [TA]
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