Ngwunye akụrụngwa ahọpụtara maka ọkachasị na-arụ ọrụ akwara triceps brachii yana inye aka na-arụkwa ahụ akwara ihu serratus. Onye na-emega ahụ nwere ike rụpụta uru ahụ nke ogwe aka elu na ogwe aka nke ọma site n'ịkwanye aka aka na-eme ihe n'akụkụ abụọ n'otu oge ma họrọ oke kwesịrị ekwesị.