Pregnancy is an important phase in the reproduction of a mother. The reproduction life of a female starts with men ache and ends with menopause. Pregnancy can be defined as the physiological condition of a woman that starts with the birth of the conception and lasts with the birth of the baby. The normal period of pregnancy is generally considered nine months and seven days or 280 days. However, fertilization occurs fourteen days prior to the date of the expected missed period. Therefore, the exact duration of pregnancy is 280 to fourteen or sixty days.
The following are signs and symptoms are observed during pregnancy:
There are various types of problem that are observed during pregnancy period. These problems are categorized as minor and major problems. As the pregnancy period is special stage, many pregnant woman face various problems. Pregnant woman should be handled with care. It is very sensitive stage.
Pregnant woman face the following minor problems:
When an ovum in a woman's fallopian tube is invaded by a male sperm, it is called conception. Among the 23 pairs of chromosomes of human beings, 22 pairs carry physical characteristics and one pair determines the sex. The chromosomes which determine the sex are called sex chromosomes. In male, two kinds of chromosomes are found. They are x and y chromosomes. If the ovum is fertilized by y bearing sperm, the offspring will be a boy and if it is fertilized by x bearing sperm, the offspring will be a girl.
Pregnancy is the period from conception to delivery of the baby. The characteristics of pregnancy are:
Premature expulsion of fetus weighing less than 500 g or before 20 weeks of conception from the womb of the mother is called abortion.
The reasons of spontaneous abortion are:
It is the abortion deliberately or intentionally made due to certain reasons. Parents may abort the fetus in difficult situations.
The reasons of induced abortion are: