Baby's Development - Third Trimester

Development Chart

Week 27 Baby's hair is longer. Eyelashes and eyebrows are noticeable.
Week 28 Eyes are open and sensitive to light. Baby is approximately 15 inches long and weighs around 3 pounds.
Week 29 Baby gains about 7 ounces a week.
Week 30 Taste buds develop. All of baby's senses are developed.
Week 31 Vernix (a creamy coating on the skin) and lanugo (fine hairs) begin to disappear. Baby's head is more in proportion to the body.
Week 32 Skin is less wrinkled, but baby is still thin. Baby is approximately 18 inches long and weighs about 5 pounds.
Week 33 Baby's movements can be seen on the outside of the mother's abdomen.
Week 34 Skin is becoming pinker. Baby begins to blink.
Week 35 Fingernails and toenails have grown to the end of baby's fingers and toes.
Week 36 All organs are mature at this point. Skin is red and smooth. Baby is approximately 19 inches long and weighs about 6 pounds.
Week 37 Deposits of fat continue to form. Baby is considered full-term.
Week 38 Baby gains approximately 1 ounce a day. Baby may begin to move down into pelvic area.
Week 39 Fine hair remains only on arms and shoulders. Fingernails are now beyond the ends of fingertips.
Week 40 Baby is fully developed. Baby is approximately 20 inches long and weighs 7 to 8 pounds.