HDFS 145 Lecture Notes - Lecture 15: Vaginal Discharge, Prenatal Care, Spina Bifida
2 Oct 2016
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Whether the spouse/father is in the picture. Have a physical: pap, std tests, breast exam, blood pressure, ect. Discuss when to stop hormonal birth control and how long to wait before trying. Discuss when to start taking prenatal vitamins. For conception, intercourse must happen 1-2 days before ovulation. Ovulation release of the mature egg ) visible for 12-24 hours) Egg moves through fallopian tube and must be fertilized before it moves too far through the tubes. One sperm gets in and tail drops off. Fertilized egg divides as it moves through fallopian tube (zygote) Becomes a blastocyst hollow ball 100 cells: outer layer will become placenta, inner layer will form the embryo. Outer layer attaches to endometrium spongy lining of uterus. Grows long projections into the wall first step in developing placenta with. 20% fertilized eggs are lost in first week. A few more can be lost in the 2-4 weeks that follow.
