Titlebook: Essential Obstetric Practice; Gerald J. Amiel Book 1981 G. J. Amiel 1981 Endometrium.Uterus.anatomy.fetus.infection.monitoring.obstetrics.

Resection

noxious

myalgia

The umbilical cord: presentation and prolapse,d. In about 1% of umbilical cords only one artery may be present. Although fetal growth is not affected by the absence of the second artery, the anomaly may be associated with a fetal abnormality and it is more commonly present in twin pregnancies and premature deliveries.

责难

Twins and multiple pregnancy,ble of developing into a complete organism and twinning may occur at various stages in the initial cell divisions. Uniovular twins are always of the same sex. Careful examination of the placenta and membranes may reveal the type of twins born, although, in view of the different stages at which twinning is possible, this is not always the case.

lesion

酷热

Dialectics and Reductionism in Ecology,ur, menstruation follows in which the endometrium is shed. At the start of menstruation, the cycle and build-up of the endometrium recommences and preparations are again made to receive a possible pregnancy. How (and to a certain extent why) this occurs is discussed below under three separate headings: