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2. List of mammalian gestation durations - Wikipedia

   en.wikipedia.org/wiki/List_of_mammalian...

   List of mammalian gestation durations. This is a collection of lists of mammal gestation period estimated by experts in their fields. The mammals included are only viviparous ( marsupials and placentals) as some mammals, which are monotremes (including platypuses and echidnas) lay their eggs. A marsupial has a short gestation period, typically ...

3. Pregnancy - Wikipedia

   en.wikipedia.org/wiki/Pregnancy

   Pregnancy is divided into three trimesters of approximately three months each. The first trimester includes conception, which is when the sperm fertilizes the egg. The fertilized egg then travels down the fallopian tube and attaches to the inside of the uterus, where it begins to form the embryo and placenta. During the first trimester, the possibility of miscarriage (natural death of embryo ...

4. Gestational age - Wikipedia

   en.wikipedia.org/wiki/Gestational_age

   Gestational age. In obstetrics, gestational age is a measure of the age of a pregnancy taken from the beginning of the woman's last menstrual period (LMP), [1] or the corresponding age of the gestation as estimated by a more accurate method, if available. Such methods include adding 14 days to a known duration since fertilization (as is ...

5. Gravidity and parity - Wikipedia

   en.wikipedia.org/wiki/Gravidity_and_parity

   In biology and medicine, gravidity and parity are the number of times a female has been pregnant (gravidity) and carried the pregnancies to a viable gestational age (parity). [1] [2] These two terms are usually coupled, sometimes with additional terms, to indicate more details of the female's obstetric history. [3] When using these terms:

6. HCG Levels Chart: Are They Necessary While Pregnant? - AOL

   www.aol.com/news/hcg-levels-chart-necessary...

   While you don’t need to track hCG throughout you nine-month gestation, an hCG levels chart can inform doctors about the health of your pregnancy.

7. Pregnancy (mammals) - Wikipedia

   en.wikipedia.org/wiki/Pregnancy_(mammals)

   Pregnancy (mammals) A pregnant lioness. In mammals, pregnancy is the period of reproduction during which a female carries one or more live offspring from implantation in the uterus through gestation. It begins when a fertilized zygote implants in the female's uterus, and ends once it leaves the uterus.

8. Timeline of human prenatal development - Wikipedia

   en.wikipedia.org/wiki/Timeline_of_human_prenatal...

   Gestational age: 3 weeks and 0 days until 3 weeks and 6 days old. 22–28 days from last menstruation. Embryonic age: Week nr 2. 1 week old. 8–14 days from fertilization. Trophoblast cells surrounding the embryonic cells proliferate and invade deeper into the uterine lining. They will eventually form the placenta and embryonic membranes.

9. Estimated date of delivery - Wikipedia

   en.wikipedia.org/wiki/Estimated_date_of_delivery

   The estimated date of delivery ( EDD ), also known as expected date of confinement, [1] and estimated due date or simply due date, is a term describing the estimated delivery date for a pregnant woman. [2] Normal pregnancies last between 38 and 42 weeks. [3] Children are delivered on their expected due date about 4% of the time.