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1st month
dividing fertelized egg moves down the fallopian tube towards the uterus. blastocyst attaches to the lining of the uterus. -
Period: to
prenatal development
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2nd month
placenta begins to form, brain and spinal cord begin to form, tissues that will form the heart begin to beat. by the end of week 8 all major organs and body systems have begun to develop. -
3rd month
genitals begin to develop, eyes ears and nose are also developing, eyelids form but remain closed. -
4th month
Baby's fingers and toes are well defined. Eyelids, eyebrows, eyelashes, nails, and hair are formed, and teeth and bones are becoming denser. -
5th month
Hair is beginning to grow on babies head, and lanugo. a soft fine hair. you may begin to feel your baby move , since they are developing muscles and exercising them. by the end of the fifth month your baby is about 10 inches long and weighs from 1/2 to 1 pound. -
6th month
his or her skin is reddish in color,wrinkled, and veins are visisble through the baby's translucent skin. babys finger and toe prints are visible. eyelids begin to part and the eyes open. baby may respond to noices. -
7th month
fat begins to be deposited on your baby. your baby is about 36 cm long and weighs from two to four pounds. baby's hearing is fully developed and he or she changes position frequently. -
8th month
baby's brain is developing rapidly at this time. he or she can now see, most internal systems are well developed but the lungs may be immature. -
9th month
Towards the end of the third trimester, your baby continues to grow and mature. His or her lungs are nearly fully developed. Your baby's reflexes are coordinated so he or she can blink, close the eyes, turn the head, grasp firmly, and respond to sounds, light, and touch.Your baby's position changes to prepare itself for labor and delivery. The baby drops down in your pelvis, and usually his or her head is facing down toward the birth canal. By the end of this pregnancy month, your baby is about
