1. Ovary Uterus Endometrium (a) From ovulation to implantation (b) Implantation of blastocyst Inner cell mass Cavity Endo- metrium 1 2 3 4 5

2. Hormones During Pregnancy

3. Maternal Fetal Blood Flow

4. Placental Crossing Maternal Blood to Fetal Blood (Supply) Fetal Blood to Maternal Blood (Excretion)

5. + +

6. 3 2 1 Birthing Process

7. MaleFemale Method Event Method Production of sperm Production of primary oocytes Sperm transport down male duct system Oocyte development and ovulation Sperm deposited in vagina Capture of the oocyte by the oviduct Sperm movement through female reproductive tract Transport of oocyte in oviduct Meeting of sperm and oocyte in oviduct Union of sperm and egg Implantation of blastocyst in endometrium Methods Of Birth Control

8. In-Vitro Fertilization

9. Ethics of In-Vitro Fertilization Advantages of IVF: there are as many reasons for this treatment as there are people seeking this treatment. Disadvantages of IVF: