Gestation - Wikipedia
WEBGestation is the period of development during the carrying of an embryo, and later fetus, inside viviparous animals (the embryo develops within the parent). [1] . It is typical for mammals, but also occurs for some non-mammals. Mammals during pregnancy can have one or more gestations at the same time, for example in a multiple birth. [2]
Gestational age - Wikipedia
WEBIn 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.
Gestation | Pregnancy, Development & Duration | Britannica
WEBgestation, 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., monkeys and man) the exact time of …
Gestation: What It Means in Pregnancy - Healthline
WEBJul 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. A fetus grows...
Gestational Age: Understanding Pregnancy Weeks of Gestation
WEBFeb 13, 2022 · Gestation is a term that describes the time between conception and birth, during which a baby grows and develops in the pregnant parent's uterus. Gestational age refers to how far along the pregnancy is and is generally expressed as a combination of weeks and days.
43.7A: Human Gestation - Biology LibreTexts
WEBOct 31, 2023 · 43.7A: Human Gestation. Page ID. Boundless. Once the zygote implants in the uterine wall, embryonic and fetal development continue through three trimesters to birth. Learning Objectives. Describe the development of the human fetus from fertilization through the third trimester. Key Points.
Gestation (video) | Embryology | Khan Academy
WEBAbout. Transcript. Explore the journey of pregnancy, from gestation to birth. Understand key terms like trimesters and embryogenesis. Learn how fertilization occurs around week two, leading to organogenesis and fetal development. Discover important gestational milestones, including the 50% survival rate at 24 weeks and full term at 39 weeks.
5.6 Human Pregnancy and Birth – Human Biology - Open …
WEBHuman Gestation. Twenty-four hours before fertilization, the egg has finished meiosis and becomes a mature oocyte. When fertilized (at conception) the egg becomes known as a zygote. The zygote travels through the oviduct to the uterus ( Figure 1 ).
gestation - Kids | Britannica Kids | Homework Help
WEBGestation is the period of time that a mammal carries her offspring, or babies, inside her body before giving birth. The length of gestation is different for each type of mammal. Larger animals usually have longer gestations than smaller animals. Human gestation, or pregnancy, lasts about nine months. An elephant’s gestation lasts about 22 months.
Gestation | SpringerLink
WEBOct 20, 2020 · Definition. Gestation is the period of time during which the fetus develops in the uterus of a woman. It begins with conception and ends with birth. The word originates from the Latin verb gestare, meaning to bear.
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