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-Baby is an embryo, consisting of two layers of cells
- Stage for the brain and spinal cord development
-heart begins to pump
-the internal organs and circuatory system begin to ajust/form
-Size, at two weeks the size of a pin head -
-About the size of a kidney bean
- Face, ears, eyes, and limbs begin to form
-Bones start forming
-Constantly moving -
-around 7-8 centimeters long
-weighs about the same as a pea pod
-Nostrils, mouth, lips, and eyelids form
-finger and toes almsot fully complete
-all organs are their but still immature -
-Skeleton starts to harden, from rubbery cartilage to bone
-can suck thumb, swallow, hiccup, and move around
-facial features, become more visible
- about 3 inches long, weighs 1 ounce (28g) as month begins -
-Hair, eyebrows, eyelashes appear
-Teeth continue to develop
- Size- about 61/2-7inches(16-18cm) long, weighs about 4--5 ounces(113-142 g) as month begins
-organs are now maturing -
-Size about 8-10inches (21-25cm) long
-skin starts to smooth out; fat deposits under the skin
- Starts breathing -
-Size, around 10-12 inches (25-31 cm) long
-Can open and close eyes
weighs around 11/2-2 pounds (680-907 g) as month begins -
Size, around 14-16inches (36-41 cm) long
-Fast weight gain contiunes
-lungs well developed
-Moves into a head-down position
-Might react to loud sounds -
-Size around 17-18 inches (43-46 cm) long
-Baby almost due
-Skin smooths out as the fat deposits contiune
-Moving around decrease as the fetus has less space to move around
-Goes into pelvis, ready for birth
