Return to Fetal Development Overview

• Nearly all structures and organs are formed and beginning to function.
• Fingers and toes have separated - Take a glimpse at how incredibly precious your child's tiny feet are at this point.
• Hair and nails begin to grow
• The genitals begin to take on the proper gender characteristics - It will be just a few more weeks before your ultrasound can show if you are having a boy or a girl! Have you been dreaming of pink or blue?
• Amniotic fluid begins to accumulate as the kidneys begin to function - This fluid, consisting primarily of water, helps provide a cushion for your baby while she's nestled within your womb.
• The muscles in the intestinal walls begin to practice contractions that digest food.
• Your baby is about 1.61 inches (4.1 cm) long and weighs 0.25 ounce (7gm).