- neck, cervix - the part of an organism that connects the head to the rest of the body; "he admired her long graceful neck"
 --1 is a kind of external body part
 --1 is a part of body, organic structure, physical structure
 --1 has parts: --1 has particulars: bull neck
- cervix, uterine cervix, cervix uteri - necklike opening to the uterus
 --2 is a kind of orifice, opening, porta
 --2 is a part of uterus, womb
 --2 has particulars: incompetent cervix