How a lady is pregnanted?

Answer 1

Pregnancy occurs when a sperm cell fertilizes an egg cell, leading to the formation of a zygote. 1. Ovulation: In a woman's menstrual cycle, one of the ovaries releases an egg during ovulation. The egg travels down the fallopian tube towards the uterus.

2. Fertilization: If sexual intercourse occurs during this time and sperm is present in the reproductive tract, a sperm cell can fertilize the egg in the fallopian tube. This forms a zygote, which is the beginning stage of a new human life.

3. Implantation: The fertilized egg, now called a blastocyst, moves down the fallopian tube and reaches the uterus. It then implants itself into the uterine lining, where it will develop and grow.

4. Pregnancy: Once the blastocyst implants successfully, a pregnancy is established. Over the course of approximately nine months, the fertilized egg will develop into an embryo, fetus, and eventually a fully formed baby.

During pregnancy, the woman's body undergoes significant changes to support the growth and development of the baby, including changes in hormone levels, physical adaptations, and the formation of the placenta to provide nutrients and oxygen to the developing fetus.

Answer 2

internal fertilization