portio /por·tio/ (por´she-o) pl. portio´nes [L.] a part or division.
portio supravagina´lis cer´vicis the part of the cervix uteri that does not protrude into the vagina.
portio vagina´lis cer´vicis the portion of the cervix uteri that projects into the vagina.
por·ti·o (pôr sh -  , -t-)n. pl. por·ti·o·nes (-sh -nz, -t-) A part or segment, as of an organ. |
portio
pl. portiones [L.] a part, division or portion.
portio dura
(obsolete) the facial nerve.
portio intermedia
intermediate nerve, a root of the facial nerve.
portio mollis
(obsolete) vestibulocochlear nerve.
portio vaginalis
the portion of the uterus that projects into the vagina.
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