Human growth and development

By zeron
  • Period: to

    zygote

    form the start of me becoming a zyote to growing into an embryo
  • Period: to

    Embryo stage

    from the start of an Embryo to the end of an Embryo

  • Heart beats regularly. Eyes and ears begin to form.

  • Heart develops right and left chambers.

  • Period: to

    Fetus

  • Infant begins to crawl.

  • Bones are visible. Heartbeat can be heard with a stethoscope.

  • Fingerprints form.

  • Eyelids can open and weight can be up to 6.6 pounds.

  • Period: to

    Infancy

  • A baby can hold its head up and reach for objects.

  • Period: to

    Childhood

  • I start school

  • My sister birth

  • I learn to ride a bike

  • Ovulation in females, and sperm production in males begin.

  • Period: to

    Puberty

  • My first pet

  • Start middle school

  • Period: to

    Adolescence

  • Period: to

    Adulthood

  • Aging begins.

  • Aging becomes more noticeable and progresses rapidly.

  • Skin starts to become wrinkled.

    Skin starts to become wrinkled.

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