. An American text-book of obstetrics. For practitioners and students. increasing and painfulness. Occurring at first aboutevery half-hour and only slightly discomforting, with some sense of pressure,the contractions gradually run closer together until, toward the end of dilatation,they give but momentary intervals of relief. The pain is located as a rule inthe sacral region, and later extends to the lower abdomen or down the patient is restless, standing, sitting, moving, tossing, wringing her hands,seizing on a support, calling for pressure against the sacrum, or begging fo


. An American text-book of obstetrics. For practitioners and students. increasing and painfulness. Occurring at first aboutevery half-hour and only slightly discomforting, with some sense of pressure,the contractions gradually run closer together until, toward the end of dilatation,they give but momentary intervals of relief. The pain is located as a rule inthe sacral region, and later extends to the lower abdomen or down the patient is restless, standing, sitting, moving, tossing, wringing her hands,seizing on a support, calling for pressure against the sacrum, or begging for re-lief. Her outcry is involuntary, high-pitched, or apologetic, an impatient pro-test, or a plaint. She can be persuaded with difficulty that any progress isbeing made by such colic, seemingly futile. Her cries are not like those ofthe second stage, which is marked by a transition to the groan or grunt of effortas she closes the glottis and strives to expel the child. The maternal pulseincreases in frequency during a uterine contraction, while the fetal pulse is. - HerPcFig. 183.—Fully-distended pelvic floor (over one-third life size). retarded at the acme of the pain. The temperature in normal labor rarelyrises 1° F. Urine is freely secreted during this stage, and attacks of shiver-ing or vomiting may occur toward its end. With each pain the cervix growstense, the border becoming sharp and the membranes protruding, to retreatagain as the edges relax. Gradually yielding and softening, with abundantmucus-secretion, the retreating edges permit the membranes to rest broadly onthe pelvic floor. When the opening measures centimeters (3 inches) thebag of waters usually gives way and the fore-waters escape, clear or milky,with particles of vernix caseosum, while the bulk of the amniotic fluid is heldback by the ball-valve action of the head. After a pause pains recur and thehead descends, and the rim of the cervix is pushed back against the pelvicwalls until its edges are ha


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectobstetrics, bookyear1