part of uterine cervix cervical canal 2010-05-17T10:11:30Z BTO:0002249 BrendaTissueOBO In the anatomy of the female reproductive system, the canal of the cervix is the spindle-shaped, flattened canal of the cervix, the neck of the uterus. It communicates with the uterine cavity via the internal orifice of the uterus, and with the vagina via the external orifice. cavity of cervix cervical canal of uterus endocervical canal mgr