What are the 3 pregnancy stages?

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 are the four phases of pregnancy?

First stage: Dilation of the cervix (mouth of the uterus) Second stage: Delivery of the baby. Third stage: Afterbirth where you push out the placenta. Fourth stage: Recovery.

What is the step by step process of pregnancy?

To become pregnant, the following steps must occur: Sperm transport — The sperm must be deposited and transported to the site of fertilization. Egg transport — Ovulation must occur and the egg must be “picked up” by the tube. Fertilization and embryo development — Union between the sperm and egg must result.

What is the first stage of pregnancy?

The first trimester is the earliest phase of pregnancy. It starts on the first day of your last period — before you’re even actually pregnant — and lasts until the end of the 13th week. It’s a time of great anticipation and of rapid changes for both you and your baby.

How long is each of the three stages of pregnancy?

Conception to about the 12th week of pregnancy marks the first trimester. The second trimester is weeks 13 to 27, and the third trimester starts about 28 weeks and lasts until birth.

What is 3rd stage of labour?

The 3rd stage of labour happens after your baby is born, when your womb contracts and the placenta comes out through your vagina. There are 2 ways to manage this stage of labour: active – when you have treatment to make it happen faster. physiological – when you have no treatment and this stage happens naturally.

What are the stages of pregnancy symptoms?

Stages of pregnancy

  • Extreme tiredness.
  • Tender, swollen breasts. Your nipples might also stick out.
  • Upset stomach with or without throwing up (morning sickness)
  • Cravings or distaste for certain foods.
  • Mood swings.
  • Constipation (trouble having bowel movements)
  • Need to pass urine more often.
  • Headache.

What is the first stage in the first trimester?

The first trimester begins on the first day of your last period and lasts until the end of week 12. This means that by the time you know for sure you’re pregnant, you might already be five or six weeks pregnant!

What is 2nd trimester in pregnancy?

Each trimester is roughly 14 weeks long. When you enter your second trimester, you are around 14 weeks pregnant. This middle trimester will last from week 14 to the end of week 27. During your second trimester of pregnancy, you’ll start looking and feeling more pregnant.

What happens in first week of pregnancy?

Pregnancy symptoms in week 1 According to the Office on Women’s Health , the most common first sign of pregnancy is a missed menstrual period. Other early pregnancy symptoms include: nausea with or without vomiting. breast changes including tenderness, swelling, or tingling feeling, or noticeable blue veins.

Why are the first 3 months first trimester of a pregnancy the most important developmentally?

This is because many important developmental changes take place during this time. The major structures of the body form in the first trimester. These include the spine, head, arms and legs. The baby’s organs also begin to develop.