What happens during each trimester of pregnancy?
In the first trimester, your baby will grow from a fertilized egg into a moving fetus with eyes, ears, and working organs. In the second trimester, your baby’s features develop and you may be able to feel your baby move. In the third trimester, your baby will grow rapidly to get ready for birth.
What trimester is the most important?
The first trimester is the most crucial to your baby’s development. During this period, your baby’s body structure and organ systems develop. Most miscarriages and birth defects occur during this period.
What are the trimesters in pregnancy?
Pregnancy is divided into three trimesters: First trimester – conception to 12 weeks. Second trimester – 12 to 24 weeks. Third trimester – 24 to 40 weeks.
What happens in the 2 trimester of pregnancy?
The baby’s organs become fully developed during the second trimester. The baby can also start to hear and swallow. Small hairs become noticeable. Later on in the second trimester, the baby will begin to move around.
What trimester is the longest?
What pregnancy trimester is the longest? The third trimester is considered to be the longest trimester of pregnancy. This trimester begins in week 28 of pregnancy and lasts until you give birth. Most women begin labor around week 40 of pregnancy, while some pregnancies may take longer.
What happens 3rd trimester?
During the third trimester, your fetus continues to grow in size and weight. The lungs are still maturing, and the fetus begins to position itself head down. By the end of the third trimester, the fetus is about 19 to 21 inches long and weighs, on average, 6 to 9 pounds.
Which trimester is the longest?
Does First Trimester end at 12 or 14 weeks?
A pregnancy is divided into trimesters: the first trimester is from week 1 to the end of week 12. the second trimester is from week 13 to the end of week 26. the third trimester is from week 27 to the end of the pregnancy.