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  1. Gestation - Wikipedia

    The time interval of a gestation is called the gestation period. In obstetrics, gestational age refers to the time since the onset of the last menses, which on average is fertilization age plus two weeks.

  2. GESTATION Definition & Meaning - Merriam-Webster

    The meaning of GESTATION is the carrying of young in the uterus : pregnancy. How to use gestation in a sentence.

  3. Pregnancy: Gestation, Trimesters & What To Expect

    Apr 11, 2024 · You may see this same figure written as 22 3/7 or referred to as 22 weeks gestation. Gestational age describes the pregnancy, not the fetus. The fetal age is typically not a measurement …

  4. Gestation: What It Means in Pregnancy - Healthline

    Jul 11, 2023 · What is gestation? Gestation is defined as the time between conception and birth. Though we’re focusing on human gestation, this term applies more broadly to all mammals.

  5. Gestation | Pregnancy, Development & Duration | Britannica

    Gestation, in mammals, the time between conception and birth, during which the embryo or fetus is developing in the uterus. This definition raises occasional difficulties because in some species (e.g., …

  6. 43.7A: Human Gestation - Biology LibreTexts

    Human gestation Twenty-four hours before fertilization, the egg has finished meiosis and become a mature oocyte. When fertilized (at conception), the egg, now known as a zygote, travels through the …

  7. Human Gestation Period: Week-by-Week Explanation of Fetal …

    Aug 1, 2023 · The gestation period in human pregnancies typically lasts between 38 and 42 weeks. Babies born before 37 weeks are considered premature, while those born after 42 weeks are termed …

  8. Gestation period: Everything you need to know

    The gestation period, also known as pregnancy duration, refers to the time interval between conception and birth in mammals. This period is of utmost importance as it plays a crucial role in the …

  9. Gestation - Health, United States

    Aug 12, 2024 · In 2014, NVSS introduced a new definition of the period of gestation based on the obstetric estimate of gestation at delivery, which determines the infant’s gestation in completed …

  10. Gestation | definition of gestation by Medical dictionary

    The gestation period is the time elapsing from fertilization and the implantation of the embryo to birth. This takes 60 days in the domestic cat, 9 months in humans and 18 months in the Indian elephant.