- The unborn child is now called a fetus, rather than an embryo.
- The head is half the length of the body.
- The arms and legs are long and thin.
- The hands can make a fist with fingers.
- Red blood cells are produced.
- The length is about 1 1/4 to 1 3/4 inches.
Contact Woman's Right To Know
© 2003 Texas Department of Health. All rights reserved. Photos: Lennart Nilsson / Albert Bonniers Forlag AB, A Child Is Born, Dell Publishing Company. Used by permission.