1。受精及び受精卵発育、輸 送と着床 fertilization and the development ,transportation of the fertilized ovum and implantation 2。胎児及 び附属物の形成、機 能 formation and function of the fetus appendages 3。妊娠期母体の変化 matermal physiologic changes during pergnancy 4。胎児発育及び胎 児生理 development and physiology of the fetus