İlter Ergürbüz Flashcards
Reproduction
the process by which an animal or plant gives rise to another of its kind
ectopic pregnancy
the time during which one or more offspring develops not in uterus
Gestation
the time from fertilization to birth.
Pregnancy duration
In humans : it is 266 days however it is called as 280 days. (37-42) weeks
Duration of pregnancy is 40weeks in human
pregnancy starts from first day of the last menstruation (it is before pregnancy)
True
In ovarium folicles are stimulated (app 14 days)
FSH
Dominant follicule ovulates
FSH
Ovarium Estradiol synthesis pathway differs
Progesteron
Estradiol proliferates the cells; and progesteron embosses the endometrium ready for implantation.
menstruation
If fertilisation does not occur: estradiol and progesterone levels drops and inner lining of endometrium and blood is discharged
If fertilisation occurs:
chorion cells secretes hCG (similar to LH) and ovaries continue to secrete progesterone (than placanta secretes progesterone itself: free from ovaries)
Zygote history
At first profilates then become morula then blastocyte which reaches uterine cavity first freely then implantation
embryo
first 8 weeks
fetus
After embryo till birth
infant
After birth the newborn is called as infant.
puerperal woman.
six weeks after childbirth