Fetus - Wikipedia In human prenatal development, fetal development begins from the ninth week after fertilization (which is the eleventh week of gestational age) and continues until the birth of a newborn
Fetal development by week: Your baby in the womb | BabyCenter Follow your baby's development week by week, from conception to labor, in these amazingly detailed, doctor-reviewed images At the start of this week, you ovulate Your egg is fertilized 12 to 24 hours later if a sperm penetrates it
What is the difference between an embryo, a fetus, and a baby? When egg and sperm meet, a zygote is formed and quickly begins dividing to become an embryo As pregnancy progresses, the embryo becomes a fetus The fetus becomes a neonate or newborn at birth
Fetal Development: Week-by-Week Stages of Pregnancy Within 24 hours after fertilization, the egg that will become your baby rapidly divides into many cells By the ninth week of pregnancy, the embryo develops into a fetus There are about 40 weeks to a typical pregnancy These weeks are divided into three trimesters What are the three stages of fetal development called?
Fetus | Growth, Development, Nutrition | Britannica fetus, the unborn young of any vertebrate animal, particularly of a mammal, after it has attained the basic form and structure typical of its kind A brief treatment of the fetus follows For more information on the human fetus, see pregnancy
Fetus Definition and Examples - Biology Online Dictionary During pregnancy, the fertilized egg grows and develops into a fetus, a process that typically takes around nine months in humans Medically, the exact growing stage at which we recognize a fetus is the 9th week after fertilization or the 11th week of pregnancy gestation