Stages in prenatal period

STAGES IN PRENATAL PERIOD

  • Period of the ovum: In which male and female germ meet, unite and form the zygote which develops into the blastula and gastrula covering the first 14 days of intra uterine life.
  • Period of the embryo: From end of the second week, it extends to the eighth week. Differentiation of embryonic parts is completed. Placenta is formed, embryo shows resemblance to parents.
  • Period of the fetus: From the ninth week to the end of gestation.
Last modified: Tuesday, 24 August 2010, 7:54 AM