-
Period: to
Weeks 1-2
No development. -
Period: to
Weeks 2-3
-Conception
-Zygote turns into a blastocyst and travels down the fallopian tube
-Rapid cell division
-Blastocyst implants in the uterus lining during week 4 and becomes embryos -
Period: to
Weeks 5-6
-Neural tube closes;brain and spinal cord form
-Heart, organs, and bones start to form
-Develop head and trunk
-Arms and limb buds appear
-Brain begins to develop -
Week 6
week 6 developed baby. -
Period: to
Weeks 7-8
-Brain and face shape begin growing
-Fingers and toes begin to form
-Ears begins to develop internally
-Lip and nose has formed -
Period: to
Week 10
-Head is half the size of the baby
-All body parts are present
-Eyes, ears, arms, and legs are identified
-Baby is 1 1/4 inches long -
Period: to
Week 11
-Genitals develop
-Head is about half the length of the baby
-Teeth buds form
-Baby is 2 inches in length -
Week 11
week 11 developed baby. -
Period: to
Week 12
-Fingernails grow
-Face has a more defined profile
-Intestines are in abdomen
-About 2 1/2 inches in length -
Week 12
Week 12 developed baby. -
Period: to
Week 14
-Baby's sex will be apparent
-Baby can swallow
-Baby can make urine
-Baby is about 3 1/2 inches -
Period: to
Week 16
-Baby is moving but mother cannot feel it
-Baby is about 4 1/2 inches in length
-Baby weighs about 4 ounces -
Period: to
Weeks 18-19
-Baby begins to hear
-Digestive system works
-Vernix caseosa covers the baby -
Week 18
18 week developed baby -
Period: to
Weeks 20-21
-Regular sleep and wake up patterns
-All organ structures are formed
-Baby is 6 1/3 inches long
-baby may begin to suck thumb -
Week 20
week 20 development. -
Week 22
22 week developed baby. -
Period: to
Week 22
-Baby has fingerprints, eyebrows, lashes, maybe some hair
-Baby is more active
-Heartbeat with a stethoscope
-Baby is about 7 1/2 inches long -
Period: to
Week 24
-Wrinkly skin, translucent and pinkish
-Lung development
-Regular sleep and wake patterns
-Baby is about 8 inches in length -
Week 24
week 24 developed baby. -
Period: to
Weeks 28-29
-Eyes begin to partially open
-Lungs are capable of breathing air
-Baby begins to kick/stretch
-Baby is about 16 inches in length -
Week 28
Week 28 developed baby -
Period: to
Weeks 31-32
-Finished most major development
-Rapid weight gain begins
-Lanvgo starts to fall off
-Baby is about inches in length -
Period: to
Week 34
-Continues to grow finger and toe nails
-Develops breathing motion
-Responds to light
-Skin is pink and smooth -
Period: to
Weeks 36-37
-Takes up most of the amniotic
-Starts to turn head down
-Baby is about 13 1/2 in length
-Will continue to gain 1/2 lbs a week until birth -
Period: to
Weeks 38-40
same as weeks 36-37 until baby is born -
Week 40
Week 40 developed baby