Reproduction

Reproduction- A brief overview The fusion of the egg and sperm is a lot referred to as institution. This results in a fertilized egg which develops into a foetus. A foetus is developed two months after contraception. During the nightclub months which the foetus is developing is called pregnancy and it ends with giving birth to a baby. (Howard-Barr & Barrineau, 2005). fertilization each month the womens female reproductive organisation releases an egg from an ovary. This exhibit is called ovulation in which the released egg lasts by room of the fallopian tube. The egg is alive and able to be fertilized within 12- 48 hours of its release. If the egg does not puzzle fertilized then it is expelled from the proboscis during menstruation. menstruation refers to the monthly loss of agate line and tissue lining of the womb. (Howard-Barr & Barrineau, 2005). During versed intercourse sperm is releases into the womens vagina and maybe viable surrounded by 48 hours to volt mean solar days. Fertilization is or so likely to occur if sexual intercourse takes come in within five days prior and one day after ovulation. The sperm is postulate to swim past the cervix, with the uterus and into the fallopian tubes. While a number of sperms may deform the egg, just one is able to enter. When the sperm is successful in entering the egg the two form a fertilized ovum which is a single cell which a child develops. The zygote has to travel through the fallopian tube and during days four or five it reaches its destination and enters the uterus where it implants itself in the lining of the uterus and becomes a blastocyst. The blastocyst grows into an conceptus which develops through hebdomads two through to week eight and at week eight the embryo is called a fetus. (Howard-Barr & Barrineau, 2005). Pregnancy trimesters The first trimester is the stage of pregnancy which takes places from conception to week twelve. This trimester usually brings out the ea rly symptoms of pregnancy were the body is r! equired to adjust to the hormonal changes....If you want to get a full essay, order it on our website: OrderEssay.net

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