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Glossary of Terms
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"products of conception" = |
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"uterine contents" = |
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"blob of tissue" = |
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"the pregnancy" = |
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"pink blob" = |
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"fetus" = |
Seven weeks
Click here for an Ultrasound at 10 weeks
It's Just a Blob, Right?
Fetal Development
Day 1: All the genetic information including sex, hair and eye color, etc, is already determined.
Days 5-9: The embryo implants in the uterus and begins to draw nourishment.
Day 20: The beginnings of the brain, spinal cord and nervous system are already established.
Day 21: The heart begins to beat.
Day 28: Backbone, muscles, arms, legs, eyes, ears forming.
Day 35: Five fingers can be seen.
Day 40: Brain waves can be detected and recorded.
Seven weeks Eight Weeks Eleven Weeks
Week 7: Jaw and teeth buds form, begins to suck thumb.
Week 8: Almost everything is now present that will be found in a fully developed adult.
Week 11: Has fingernails, spontaneous breathing movements, all body systems working.
Week 12: Weighs one ounce.
Twelve Weeks Sixteen Weeks Twenty Weeks
Week 16: Grasps with hands, swims, kicks, turns, somersaults.
Week 18: Vocal cords work - can cry.
Week 20: Has hair on head, weighs one pound, 12 inches long.
Week 24: 56% of babies survive premature birth.
Week 25: 79% of babies survive premature birth.
Links:
The American Pregnancy Association Homepage
Pregnancy Week by Week Enrollment
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