192. 肛门外括约肌(侧面观4)
基础医学

        1.直肠壶腹ampullaofrectum2.耻骨直肠肌puborectalis3.肛门外括约肌深部deeppartofsphincteraniexternus4.肛门外括约肌浅部superficialpartofsphincteraniexternus5.肛门内括约肌sphincteraniinternus6.肛门外括约肌皮下部subcutaneouspartofsphincteraniexternus7.肛门肌间中隔    （共 404 字）     [阅读本文] >>