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  1. Childbirth - Wikipedia

    Childbirth, also known as labour (or labor in American English), parturition, and delivery, is the completion of pregnancy, where one or more fetuses exits the internal environment of the …

  2. The 3 Stages of Parturition: Dilation, Expulsion, and Placental

    May 21, 2018 · Parturition is the medical term for childbirth. We’ll explain the three stages of parturition — dilation, expulsion, and placental — and their phases.

  3. PARTURITION Definition & Meaning - Merriam-Webster

    The meaning of PARTURITION is the action or process of giving birth to offspring : childbirth.

  4. Birth | Definition, Stages, Complications, & Facts | Britannica

    Dec 25, 2025 · Early in labour, uterine contractions, or labour pains, occur at intervals of 20 to 30 minutes and last about 40 seconds. They are then accompanied by slight pain, which usually …

  5. Parturition - an overview | ScienceDirect Topics

    Parturition is a coordinated process of transition from a quiescent myometrium to an active rhythmically contractile state, requiring complex interplay between placental, fetal, and …

  6. What Is Parturition? The Biology of Labor and Birth

    Parturition refers to the biological process of childbirth, where the fetus and placenta are expelled from the uterus. This complex event involves a highly coordinated sequence of physiological …

  7. Parturition Definition - Anatomy and Physiology II Key Term

    Parturition is the physiological process of giving birth, involving a series of coordinated events that lead to the delivery of the fetus and placenta. It marks the culmination of pregnancy and is …

  8. What Is Parturition? The Biological Process of Labor

    Parturition, commonly referred to as labor or childbirth, is the biological process by which a fetus and the associated products of conception are expelled from the uterus. This event marks the …

  9. PARTURITION | English meaning - Cambridge Dictionary

    During parturition, the cervix softens, effaces and dilates to accommodate the presenting part (about 10 cm at term).

  10. Parturition and postpartum changes – Basic Human Physiology

    Childbirth, or parturition, typically occurs within a week of a woman’s due date, unless the woman is pregnant with more than one fetus, which usually causes her to go into labor early.