- anteroposterior diameter of pelvis
- one of the pelvic diameters from the region of the coccyx to the midline of the pubic symphysis; see conjugata recta pelvis and conjugata vera pelvis.
Medical dictionary. 2011.
anteroposterior diameter of pelvis
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anteroposterior diameter — the distance between a point on the anterior aspect and one on the posterior aspect of a structure, such as the true conjugate diameter of the pelvis, or the occipitofrontal diameter of the skull … Medical dictionary
Pelvis — The lower part of the abdomen located between the hip bones. Organs in the female pelvis include the uterus, vagina, ovaries, fallopian tubes, bladder, and rectum. * * * 1. [NA] The massive cup shaped ring of bone, with its ligaments, at the… … Medical dictionary
diameter — 1. A straight line connecting two opposite points on the surface of a more or less spherical or cylindrical body, or at the boundary of an opening or foramen, passing through the center of such body or opening. 2. The distance measured a … Medical dictionary
conjugata vera pelvis — [TA] true conjugate of pelvis: a diameter of the pelvic outlet, the anteroposterior diameter measured between the superior margin of the symphysis pubis and the sacrovertebral angle; this is the shortest diameter that the fetal head must pass… … Medical dictionary
conjugate diameter — n the anteroposterior diameter of the human pelvis measured from the sacral promontory to the pubic symphysis called also conjugata, true conjugate * * * see conjugate * * * 1. conjugate (def. 1). 2 … Medical dictionary
conjugata mediana pelvis — [TA] median conjugate of pelvis: a diameter of the pelvic inlet; the anteroposterior diameter between the promontory of the sacrum and the upper posterior edge of the pubic symphysis … Medical dictionary
conjugata recta pelvis — [TA] straight conjugate of pelvis: a diameter of the pelvic outlet, the anteroposterior diameter between the tip of the coccyx and the lower edge of the pubic symphysis … Medical dictionary
anthropoid pelvis — a female pelvis characterized by a long anteroposterior diameter of the inlet, which equals or exceeds the transverse diameter … Medical dictionary
brachypellic pelvis — an oval type of pelvis, the transverse diameter of the inlet exceeding the anteroposterior diameter by 1 to 3 cm … Medical dictionary
dolichopellic pelvis — an elongated pelvis, the anteroposterior diameter of the inlet being greater than the transverse diameter … Medical dictionary
