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Period: to
Pregancy And Prenatal Deveopment
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month 1
size-At Two Weeks The Size Of A Pin Head
The Heart Begins To Beat
egg attaches to lining of uterus
critical stage for brain and spinalcord dev.
internal organs and circulatory system begin to form . -
month 2
size bout 1/4 inch 6mm long as month begins
-face eyes ears and limbs take shape
bones begin to form -
3 Month
size about 1inch 25mm long as month begins
nostrils mouth lips teeth buds and eyelids form
-fingers and toes almost complete
-all organs present although immature -
Month 4
adbomen continues to grow slowly
most discomforts of early pregancy such as morning sickness,usually gone
appetite increases -
month 5
englarged abdomen becomes apparent
slight fetal movements felt
increased size may begin to affect posture -
motnth six
fetal movements sensed as strong kicks,thumps,and bumps some many be visible
weight gain by the begin to affect posture -
month 7
increased size may affect posture -
month 8
discomfort may result from increased size .backache,legcramp shortness of breath,and fatigueare common
fatal kicks may disturb the mothers -
month 8
size about 14-16 inches 36-41cm long about 2 1/2-3 pounds (1.0-1.4kg)as month begins
weight gain continues rapidly
may react to loud noises with a reflax jerking action
moves into a head down position