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Size of a pinhead
Egg attaches to the lining of the uterus.
The critical stage for brain and spinal cord development. Internal organs and circulatory system begin to form, and the heart begins to beat. -
About 6 mm long in size.
Face, eyes, ears, and limbs take shape
Bones begin to form. -
About 1 inch long in size.
Nostrils, mouth, lips, and eyelids form.
Buds for teeth appear.
Fingers and toes almost complete, and organs all present, but immature. -
3 inches long in size, and weighs around 1 ounce.
Can suck its thumb, swallow, hiccup, and move around.
Facial features have become more clearer. -
6 1/2 to 7 inches long in size, and around 4-5 ounces.
Hair, eyelashes, and eyebrows begin to appear.
Teeth continue to develop, organs mature, and baby becomes more active. -
8-10 inches long in size, and weighs around 8-12 ounces.
Fat deposits under the skin, but fetus appears wrinkled.
Breathing movements begin. -
10-12 inches in size, and weighs about 2 pounds.
Has periods of activity, as well as periods of rest and quiet following. -
14-16 inches long in size, and weighs about 2 1/2- 3 pounds.
Rapid weight gain continues.
May react to loud noises with a reflex jerking action, and moves head into a down postion. -
17-18 inches long in size, weighs around 5-6 pounds.
Skin becomes smooth as fat deposits continue, and movements decrease.
Acquires disease-fighting antibodies from mother's blood.
Descends into pelvis, ready for birth.
