escort dating moscow - Dating of pregnancy
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Fertilization (conception) is sometimes used as the initiation of pregnancy, with the derived age being termed fertilization age.
Fertilization usually occurs about two weeks before the next expected menstrual period.
Through an interplay of hormones that includes follicle stimulating hormone that stimulates folliculogenesis and oogenesis creates a mature egg cell, the female gamete.
Fertilization is the event where the egg cell fuses with the male gamete, spermatozoon.
Women who have never carried a pregnancy achieving more than 20 weeks of gestation age are referred to as nulliparous.
The terms preterm and postterm have largely replaced earlier terms of premature and postmature.
A woman who has never been pregnant is referred to as a nulligravida.
A woman who is (or has been only) pregnant for the first time is referred to as a primigravida, Therefore, during a second pregnancy a woman would be described as gravida 2, para 1 and upon live delivery as gravida 2, para 2.
Use our pregnancy calculator below to learn more about the change in your body and the development of your baby during your pregnancy.Tags: Adult Dating, affair dating, sex dating