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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.
This list of Latin and Greek words commonly used in systematic names is intended to help those unfamiliar with classical languages to understand and remember the scientific names of organisms. The binomial nomenclature used for animals and plants is largely derived from Latin and Greek words, as are some of the names used for higher taxa , such ...
Nasciturus pro iam nato habetur, quotiens de commodis eius agitur is a Latin legal maxim that refers to a law that grants or protects the right of a fetus to inherit property. The maxim translates, "The unborn is deemed to have been born to the extent that his own benefits are concerned".
Prenatal development (from Latin natalis 'relating to birth') involves the development of the embryo and of the fetus during a viviparous animal's gestation.Prenatal development starts with fertilization, in the germinal stage of embryonic development, and continues in fetal development until birth.
First attested in English in the mid-14c., the word embryon derives from Medieval Latin embryo, itself from Greek ἔμβρυον (embruon), lit. "young one", [1] which is the neuter of ἔμβρυος (embruos), lit. "growing in", [2] from ἐν (en), "in" [3] and βρύω (bruō), "swell, be full"; [4] the proper Latinized form of the Greek term would be embryum.
Foeticide derives from two constituent Latin roots. Foetus, meaning child, is an alternate form of fetus coming from the writings of Isidorus, who preferred oe due to its association with foveo "I cherish" as opposed to feo "I beget". [4] Foetus is compounded with the suffix -cide, from caedere, "to cut down, to kill."
Fetus in fetu (or foetus in foetu) is a rare developmental abnormality in which a mass of tissue resembling a fetus forms inside the body of its twin. An early example of the phenomenon was described in 1808 by George William Young. [1] There are two hypotheses for the origin of a fetus in fetu.
Definition: Relationship between the longitudinal axis of fetus and mother: longitudinal (resulting in either cephalic or breech presentation) oblique (unstable, will eventually become either transverse or longitudinal) transverse (resulting in shoulder presentation) back up; back down (indication for vertical uterine incision during cesarean ...