Your Baby's Growth and Development In the Third Trimester of Pregnancy
Month Seven of Pregnancy
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It's the third trimester,and your baby keeps on growing,gaining weight, and gettingready to meet the world.Here's a week-by-week lookat the changes.Your little one is about as longas a large bok choy by week 28.Her eyes can openand her toenails are startingto grow in.Next week, she weighs about 3pounds.She's getting rounder as shegains fat.And her skin's becomingsmoother.At week 30, she's about 16inches long, the lengthof a bundle of collard greens.Her eyes open, close,and respond to light.Your baby's the lengthof a rhubarb stalk next week.And she's continuing to puton weight fast.She's around 3 and 1/2 poundsthe week after.That makes her almost ashefty as a cantaloupe.Your little one is up to 4pounds by week 33.She swallows, yawns,and practices breathing.Plus, her brain now controlsher body temperature.Next week, she's about as heftyas a sugar pumpkin --4 and 1/2 pounds.She's putting on baby fatand her skin isn't see-throughanymore.Your baby weighs about 5 poundsby week 35.She keeps practicingher breathing, too.During week 36, she's about 18and 3/4 inches long.Wow!That's the lengthof a Swiss chard.Her fingernails have reachedthe ends of her fingers.Her skin is pink,and those little legs arechubby.Next week, she weighs aboutas much as a honeydew melon --6 pounds.Plus, her bones and musclesare ready for the outside world.The week after, she's about 6and 1/4 pounds,as heavy as a large cabbage.It's getting awfullycrowded in there,and it's almost time to producethis produce.Your little one is about 6and 1/2 pounds at week 39.Her lungs are ready to breatheand cry.And as she drops into your birthcanal, her head moldsinto a cute little cone shape.By week 40, your babyis around 7 and 1/4 pounds.She's come a long waythese last 3 months,and she can't wait to meet you.
At the end of the seventh month of pregnancy, fat begins to be deposited on your baby. Your baby is about 36 cm (14 inches) long and weighs from about 900 - 1800g (two to four pounds). Your baby's hearing is fully developed and they change position frequently and responds to stimuli, including sound, pain, and light.
If born prematurely, your baby would probably survive after the seventh month of pregnancy.
Month Eight of Pregnancy
Your baby, who is now about 46cm (18 inches) long and weighs as much as about 2.27 kg (five pounds), will continue to mature and develop body fat reserves. You may notice that your baby is kicking more. Baby's brain is developing rapidly at this time, and they can see and hear. Most internal systems are well developed, but the lungs may still be immature.
Month Nine of Pregnancy
Towards the end of the third trimester, your baby continues to grow and mature. Their lungs are nearly fully developed. Your baby's reflexes are coordinated so they 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 their head is facing down toward the birth canal.
By the end of this pregnancy month, your baby is about 46-51cm (18 to 20 inches) long and weighs about 3.2kg (seven pounds).
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