Zygote, fertilized egg, Implantation, The process by which the zygote attaches to the uterine wall, Placenta, A structure that allows an embryo to be nourished with the mother's blood supply, Umbilical Cord, A long tube that connects the baby to the placenta and transmits oxygen and nourishment from the mother's blood to the baby, Embryo, the developing human organism from about 2 weeks after fertilization through the second month, Fetus, the developing human organism from 9 weeks after conception to birth, Fertilization, Process in sexual reproduction in which male and female reproductive cells join to form a new cell, First Trimester, Week 1-12 of Pregnancy, Second Trimester, Week 13-27 of Pregnancy, Third Trimester, Week 28 - 40 of Pregnancy, Amniotic Fluid, Liquid that surrounds and protects the developing baby in the uterus., Prenatal, the time between conception and delivery, Miscarriage, pregnancy ends before 20 weeks, Stillbirth, pregnancy ends after 20 weeks (fetus has died), Age of Viability, Also known as fetal viability, is the age at which a fetus can live outside of the womb., Lanugo, fine, soft hair, especially that which covers the body and limbs of a human fetus or newborn., Vernix Caseosa, a greasy deposit covering the skin of a baby at birth., Teratogen, an agent or factor which causes malformation of an embryo., Labor, the process by which the fetus and the placenta leave the uterus., Apgar Score, a test given one minute after a baby is born, then again five minutes later, that assesses a baby's appearance (skin colour), pulse, grimace (reflex), activity (muscle tone) and respiration. A perfect Apgar score is 10; typical Apgar scores are seven, eight or nine. A score lower than seven means that the baby might need help breathing, Premature, when a baby is born before 37 weeks gestation, Delivery, can occur in two ways, vaginally (through the birth canal) or by a cesarean (surgical) delivery, Childbirth, the action of giving birth to a child., Postpartum, following childbirth or the birth of young..

Fetal Development

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