The germinal stage of development is the first and shortest of the stages of the human lifespan.
Which stage of prenatal development is the shortest quizlet?
- germinal stage. the first-and shortest-stage of the prenatal period, which takes place during the first 2 weeks following conception.
- embryonic stage. the period from 2-8 weeks following fertilization during which significant growth occurs in the major organs and body systems.
- fetal stage.
Which stage of pregnancy is the shortest? In the third stage of labor, the placenta is delivered. The placenta grows in your uterus and supplies your baby with food and oxygen through the umbilical cord. This stage is the shortest and usually doesn’t take more than 20 minutes.
Which is the longest prenatal stage or period of development?
In the fetal stage, the developing human organism is called a fetus. This is the longest stage, starting in the ninth week after conception and continuing until birth.
What is the first and shortest stage of the prenatal period called quizlet?
The first and the shortest stage of the prenatal period, which takes place during the first two weeks following conception.
At what stage does the umbilical cord develop?
The umbilical cord is the vital connection between the fetus and the placenta. Umbilical cord development begins in the embryologic period around week 3 with the formation of the connecting stalk.
What is the sequence of the stages of prenatal development?
There are three stages of prenatal development: germinal, embryonic, and fetal.
What week does the average first-time mom give birth?
About half of first-time mothers will give birth by 40 weeks and 5 days after the first day of their last menstrual period, with the other half giving birth after that time point.
Which stage of Labour is more painful?
The transitional stage is described as the most painful part of labour, as your body is changing from the cervix opening to the body getting ready for the pushing stage. Women often experience the transitional stage around 7-10 centimetres dilated.
Which animal carries their baby the longest?
Elephant Gestation At up to 23 months, elephants boast the longest gestation period of any land animal. They also boast big babies: a newborn elephant weighs about 230 pounds (105 kilograms).
What are the 3 major stages of prenatal development?
The process of prenatal development occurs in three main stages. 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.
How many days is prenatal period?
The average length of time for prenatal development to complete is 38 weeks from the date of conception. During this time, a single-celled zygote develops in a series of stages into a full-term baby. The three primary stages of prenatal development are the germinal stage, the embryonic stage, and the fetal stage.
What are the developmental stages?
There are three broad stages of development: early childhood, middle childhood, and adolescence. They are defined by the primary tasks of development in each stage.
What Is an unborn baby called during the 16th week of pregnancy?
Your developing baby has already gone through a few name changes in the first few weeks of pregnancy. Generally, your baby will be called an embryo from conception until the eighth week of development. After the eighth week, the baby will be called a fetus until it’s born.
What age is viability?
The Facts. The Pain Capable Unborn Child Protection Act bans late-term abortions after the midpoint of a woman’s pregnancy, and before the fetus typically is considered viable to live outside of the womb. The age of viability has been pegged at 24 to 28 weeks.
What happens once a sensitive period passes?
Once a sensitive period has passed, it will never return with the same intensity and completeness that it once existed. In each period, the child is endowed with special powers to direct and guide the learning process to its greatest potential.