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  2. Amniotic sac - Wikipedia

    en.wikipedia.org/wiki/Amniotic_sac

    The amniotic sac, also called the bag of waters [1] [2] or the membranes, [3] is the sac in which the embryo and later fetus develops in amniotes.It is a thin but tough transparent pair of membranes that hold a developing embryo (and later fetus) until shortly before birth.

  3. File:Penis ejaculates inside a vagina.webm - Wikipedia

    en.wikipedia.org/wiki/File:Penis_ejaculates...

    You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.

  4. Fetal membranes - Wikipedia

    en.wikipedia.org/wiki/Fetal_membranes

    Balanced inflammation is an important factor in maintaining fetal membranes by regulating the remodeling. However, if the inflammatory response increases above this level it can have dangerous and potentially fatal effects for the mother and child.

  5. Human embryonic development - Wikipedia

    en.wikipedia.org/wiki/Human_embryonic_development

    Human embryonic development or human embryogenesis is the development and formation of the human embryo.It is characterised by the processes of cell division and cellular differentiation of the embryo that occurs during the early stages of development.

  6. Animal embryonic development - Wikipedia

    en.wikipedia.org/wiki/Animal_embryonic_development

    Diagram of stages of embryo development to a larval and adult stage. In developmental biology, animal embryonic development, also known as animal embryogenesis, is the developmental stage of an animal embryo. Embryonic development starts with the fertilization of an egg cell (ovum) by a sperm cell (spermatozoon). [1]

  7. Pregnancy - Wikipedia

    en.wikipedia.org/wiki/Pregnancy

    A birth plan is a written statement that outlines the desires of the mother during labor and delivery of the baby. Discussing the birth plan with the midwife or other care provider gives parents a chance to ask questions and learn more about the process of labour.

  8. Fetus - Wikipedia

    en.wikipedia.org/wiki/Fetus

    Diagram of the human fetal circulatory system. The heart and blood vessels of the circulatory system form relatively early during embryonic development, but continue to grow and develop in complexity in the growing fetus. A functional circulatory system is a biological necessity since mammalian tissues can not grow more than a few cell layers ...

  9. Prenatal development - Wikipedia

    en.wikipedia.org/wiki/Prenatal_development

    The stress that the mother experiences affects the fetus and the fetus' growth which can include the fetus' nervous system (Reilly, 2017). Stress can also lead to low birth weight. Even after avoiding other factors like alcohol, drugs, and being healthy, stress can have its impacts whether families know it or not.