Fetus - Wikipedia
网页A fetus or foetus (/ ˈ f iː t ə s /; pl.: fetuses, foetuses, rarely feti or foeti) is the unborn mammalian offspring that develops from an embryo. [1] Following the embryonic stage, the fetal stage of development takes place. Prenatal development is a continuum, with no clear defining feature distinguishing an embryo from a fetus.
FOETUS | English meaning - Cambridge Dictionary
网页FOETUS definition: 1. a young human being or animal before birth, after the organs have started to develop: 2. a UK…. Learn more.
Fetus - Definition, Stages and Development | Biology Dictionary
网页2017年7月6日 · Fetus Definition. Fetal development occurs between the embryonic stage of development and birth in humans. This stage begins after 11 weeks of gestation, when the embryo begins to exhibit human characteristics, and lasts until birth.
Embryo vs. Fetus: What’s the Difference? - Healthline
网页2023年4月12日 · In human pregnancies, a baby-to-be isn’t considered a fetus until the 9th week after conception, or week 11 after your last menstrual period (LMP). The embryonic period is all about the ...
Stages of Development of the Fetus
网页During each normal menstrual cycle, one egg (ovum) is usually released from one of the ovaries, about 14 days after the last menstrual period. Release of the egg is called ovulation. The egg is swept into the funnel-shaped end of one of the fallopian tubes. At ovulation, the mucus in the cervix becomes more fluid and more elastic, allowing ...
Foetus Definition & Meaning - Merriam-Webster
网页foetal, foetus. foe· tal, foe· tus. chiefly British variant of fetal, fetus. Love words? Need even more definitions? Subscribe to America's largest dictionary and get thousands more …
Fetal development: The 1st trimester - Mayo Clinic
网页2022年6月3日 · Fetal development six weeks after conception. Eight weeks into your pregnancy, or six weeks after conception, your baby's lower limb buds take on the shape of paddles. Fingers have begun to form. Small swellings outlining the future shell-shaped parts of your baby's ears develop and the eyes become obvious.
Fetus | Growth, Development, Nutrition | Britannica
网页2024年8月23日 · Fetus, the unborn young of any vertebrate animal, particularly of a mammal, after it has attained the basic form and structure typical of its kind. A brief treatment of the fetus follows. For more information on the human fetus, see pregnancy. Biologists arbitrarily speak of the earliest stages of.
foetus | definition in the Cambridge Learner’s Dictionary
网页foetus meaning: a young human or animal that is still developing inside its mother. Learn more.
Fetus Definition & Meaning - Merriam-Webster
网页: an unborn or unhatched vertebrate especially after attaining the basic structural plan of its kind. specifically : a developing human from usually two months after conception to birth compare embryo sense 1a. Examples of fetus in a Sentence.
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