growth of a fetus
DESCRIPTION
Growth of a Fetus. An embryo grows and develops from a cluster of cells to a fully formed fetus. 4-day blastula. Embryo has 16 cells Not yet implanted in the uterus. 5-week embryo. Heart is beating Beginning of eyes, arms, and legs are visible < 1 cm. 8-week FETUS. - PowerPoint PPT PresentationTRANSCRIPT
Growth of a Fetus
An embryo grows and develops from a cluster of cells to a fully formed
fetus.
4-day blastula
• Embryo has 16 cells• Not yet implanted in the uterus
5-week embryo
• Heart is beating• Beginning of eyes, arms, and legs are visible• < 1 cm
8-week FETUS
• Embryo is now called a fetus• Has all basic organs and systems• 2-3 cm
This is just a representation. NOT REAL!!
16-week fetus
• Can move around in womb• Hair, eyelashes and eyebrows are growing• 12 cm
7-8 month fetus
• About 35-40 cm in length• 3.3-5.1 pounds• The fetus usually gains at least 2.2 pounds
during the final month of pregnancy