key term - Fetal Development

Definition

Fetal development is the process of growth and maturation of a fetus inside a woman's uterus, which occurs from the ninth week of pregnancy until birth. This stage follows initial embryonic development and involves significant physical and physiological changes as the fetus prepares for external life.

Related terms

Embryonic Development:

The early phase of prenatal development that spans from conception to the eighth week, where basic structures and primary organ systems begin to form.

Placenta:

A unique organ that develops in the uterus during pregnancy, providing oxygen and nutrients to the growing fetus while removing waste products from the fetus's blood.

Gestation:

The period of time between conception and birth during which the fetus develops inside the mother's womb, typically lasting around 40 weeks in humans