The Stages of Pregnancy Time Line

Week 4

Jan 1, 2000

• The baby is just starting to develop its lungs, stomach and liver - The baby is still continually developing their heart and blood vessels -This is the best time to check if you are pregnant

Week 8

Jan 2, 2000

• Baby is half an inch in size
• Eyelids and ears form
• The arms and legs have formed
• The fingers and toes are more visibly formed

Week 12

Jan 3, 2000

• The baby is 2 inches
• The baby makes its own movements now
• The mother might be able to now feel the top of her uterus
• There is a chance that you might be able to hear the baby's heartbeat with special instruments
• The gender of the baby is becoming more clear

Week 16

Jan 4, 2000

• The baby is now 4.3-4.6 inches
• The mother can now feel the top of her uterus
• The baby now has the ability to blink
• The baby's heart and blood vessels have now completely formed.
• The baby has fingerprints.

Week 20

Jan 5, 2000

• The baby is around 6 inches long. -The baby can now suck a thumb, yawn, stretch and make faces. -The mother can now feel her baby move
• An ultrasound is done to check the baby

Week 24

Jan 6, 2000

• The baby can sense sounds and will move or increase its pulse in response to these sounds
• The baby's inner ear has fully grown and can sense being upside down

Week 28

Jan 7, 2000

• The baby will keep moving around to change its position often
• Most women start to register for birthing classes now

Week 32

Jan 8, 2000

• The baby moves around a lot
• Less wrinkles
• The baby will gain up to half his birth weight from now on

Week 36

Jan 9, 2000

• Lungs are close to fully developed.
• The head is normally positioned down into the pelvis now

Week 40

Jan 10, 2000

• This is the period of which the birth is expected
• Can be anywhere from 38-42 weeks
• The due date is calculated fro the last day of the pregnancy