[The lower segment and the cervix in dilation: anatomical and functional unity of duality].
D002584:Cervix Uteri / Q000502:physiology*; D005260:Female; D006801:Humans; D007743:Labor, Obstetric / Q000502:physiology*; D009119:Muscle Contraction; D011247:Pregnancy; D014599:Uterus / Q000502:physiology*; D014937:Work
CERVIX, UTERINE/physiology; LABOR/physiology; UTERUS/physiology
O segmento inferior e o cervix na dilatação; unidade ou dualidade, anatómica e funcional.