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Period: to
Prenatal Devlopment
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1st Month
The embryo is developing quickly. THe heart,brain, spinal cord, lungs,face,arms,legs,ears,and eyes are in progress.
The heart begins beating by the end of this month.
The embryo is a ½ inch long -
2nd Month
Arms and legs are becoming longer and more shapely.
Eyes take on color and eyelids form.
Head is large and represents approximately ½ of the body.
Brain is growing and directing the babies movement..
Other organs begin to work,such as the liver and the stomach
Details on the face begins to happen -
3rd Month
Now called a fetus
Fetus moves often but cannot be felt by mom
The bones are growing
The kidneys begin their work
Fetus now has fingerprints
All organs are present and working but still immature
Finger and toes take shape
Kidneys started functioning -
4 month
Fingernails begin to appear
The umbilical cord is growing and is carrying blood and nourishment to the fetus.
The fetus is developing air passages,but they are not yet in use. -
5th Month
Hair begins to appear on eyelashes,eyebrows and scalp.
Lungs begin to receive an ample blood supply.
Lanugo(soft body hair) and vernix caseosa (protective coating) protect the baby's skins from the amniotic fluid. -
6 Month
The fetus is very active. Some of the activities include kicking stretching,kicking sucking the thumb, and closing the eyes.
The fetus at six months can hear sounds
The fetus is 8012 inches long and weighs 12-18 ounces.
All of the organ are maturing
The fetus can hear sounds and breathing movements can occur
The fetus develops fat under the skin. -
7 Month
The fetus is gaining weight and length rapidly.
Lungs are now able yo support the baby outside the womb -
8 Month
Soft and flexible bones are developing -
9 Month
During the ninth month, the baby will move into the birth position with its head down and nose to mothers backbone
