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month 1
Size: At two weeks, the size of a pin head
-Egg attaches to lining of uterus
-Critical stage for brain and spinal cord development
-internal organs and circulatory system begin to form
-the heart begins to beat -
month 2
Size: about 1/4 inch
-face, eyes, ears, and limbs take shape
-bones begin to form -
month 3
Size: about 1 in
- Nostrils, mouth, lips, and eyelids form
- buds for all 20 baby teeth appear
- fingers and toes almost complete
-all organs present but still immune -
month 4
Size: About 3 in
-Can suck its thumb, swallow, hiccup, and move around
-Facial features become clearer -
month 5
Size:About 6 1/2 - 7 in
-Hair, eyelashes, and eyebrows appear
-Teeth continue to grow
- Organs are maturing
-Becomes more active -
month 6
Size: about 8-10 in. about 8-12 ounces
- Fat deposits under skin, but fetus appears wrinkled
- breathing movements begin -
month 7
Size: about 10-12 in. 1 1/2-2 pounds
-Has periods of activity followed by periods of rest and quiet -
month 8
Size: About 14-16 in. About 2 1/2- 3 pounds
-Rapid weight gain continues
-May react to loud noises with a reflex jerking action
-Moves into a head-down position -
month 9
Size: About 17-18 in. About 5-6 pounds
-Weight gain continues
-Skin becomes smooth as fat deposits continue
-Movement decrease as the fetus has less room to move
-Acquires disease-fighting antibodies from the mother's blood
-Descends into pelvis, ready for birth