Table of Contents
What is the two week period after conception called?
The first two weeks after conception are known as the germinal stage, the third through the eighth week is known as the embryonic period, and the time from the ninth week until birth is known as the fetal period.
What are the first 2 weeks after fertilization referred to as?
The Germinal Period (Weeks 1-2) The germinal period (about 14 days in length) lasts from conception to implantation of the zygote (fertilized egg) in the lining of the uterus.
What do you call the period from conception to birth?
Gestation is the period of time between conception and birth. During this time, the baby grows and develops inside the mother’s womb. Gestational age is the common term used during pregnancy to describe how far along the pregnancy is.
When is the embryonic period?
After conception, your baby begins a period of dramatic change known as the embryonic stage. This stage runs from the 5th through the 10th week of pregnancy. During this stage, the baby is called an embryo. There are numerous changes that occur during the embryonic stage.
What is the order of conception?
To become pregnant, the following steps must occur: Sperm transport — The sperm must be deposited and transported to the site of fertilization. Egg transport — Ovulation must occur and the egg must be “picked up” by the tube. Fertilization and embryo development — Union between the sperm and egg must result.
Which of the following terms refers to a fertilized ovum?
zygote: A fertilized egg cell.
What is the time between conception and birth?
Step-by-step solution: Prenatal period is the time between conception and birth. The prenatal period is divided into three different stages namely; germinal, embryonic, and fetal stage. Chapter 17, Problem 1ST is solved. This is an alternate ISBN.
When does the zygote begin to multiply after conception?
During the first week after conception, the zygote divides and multiplies, going from a one-cell structure to two cells, then four cells, then eight cells, and so on. This process of cell division is called mitosis.
When does the prenatal period begin and end?
The period of prenatal development from about the third week through the eighth is the embryonic period, characterized by the development of the basic forms of all structures of the body, including internal organs.
What happens to the baby during the first week of pregnancy?
The genetic makeup and sex of the baby are set at this point. During the first week after conception, the zygote divides and multiplies, going from a one-cell structure to two cells, then four cells, then eight cells, and so on.