Image Collection: Pregnancy Stages

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9. Picture of Third Trimester (37-40 Weeks)

Picture of Third Trimester (37-40 Weeks)
iStockPhoto / Don Bayley

The third trimester refers to weeks 37 to 40 of a pregnancy. At this time, the baby is full term and preparing for birth by turning head down. The majority of healthy babies weigh anywhere between 6 ¾ to 10 pounds and are about 19 to 21 inches long.

Image Source: iStockphoto / Don Bayley

Text Reference: "Fetal Development: Third Trimester." American Pregnancy Association.

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