Fetal development week 7

The article was professionally consulted by Specialist Doctor II Tran Thi Mai Huong - Department of Obstetrics and Gynecology - Vinmec Hai Phong International General Hospital.

When the fetus is 7 weeks old, it is an extremely important time in the formation and development of the fetus. It is important that mothers should apply a reasonable diet, combined with regular gentle exercise to maintain their own health as well as the development of their babies.

Having entered the 7th week of pregnancy, you must be familiar with the presence of your baby in your belly. Compared to the first week, this week the baby has had the most significant development. From the hands and feet, begin to develop webbed fingers and toes. The tailbone (extension of the tailbone) is gradually shrinking and will soon disappear in the coming days. Besides, nerve cells are also actively branching to connect with each other, forming a primitive nervous system. The internal organs are also developing rapidly, the baby has eyelids and breathing tubes extending from the throat to the branches of the lungs are being formed.
The fetus in the 7th week is still very small, only about the size of a raspberry and about 1.3 cm long. Fetal heart has appeared, if you have a prenatal visit this week, the doctor can hear the fetal heartbeat through the ultrasound machine.
7 weeks fetus eyes will get bigger and even start to have eye color. At 6-9 months, your baby's permanent eye color will become apparent. Genes inherited from the mother and father will determine the eye color of the child.
The 7th week fetus's ears have formed both inside and out. Tiny tongues also begin to appear in the roof of the mouth and tooth roots begin to form in the jaw. However, this week, your baby's genitals are still not fully developed to reveal whether it is male or female.

It's still quite early to feel your uterus expanding. The belly is still hidden by the pelvis and won't protrude until week 12. Also, you can see prominent blood vessels in the chest and legs area. If you stand in one place for a long time, you will feel pain and numbness in your feet. Try to elevate your legs whenever possible, you can rest your feet on a chair often to help with blood circulation.

Although the changes in your body are not yet apparent, you can already feel your weight creeping up and your clothes are a little off. In addition, the nipples may enlarge and darken, and there may even be pimples around the areola. These nodules, called Montgomery, help get the nipples ready for lactation. If you have these spots on your chest, don't squeeze or squeeze them, because they are really helpful.
Mucus discharge from the vagina is also more than before. Pregnant women should not worry, because this is a normal thing that happens during pregnancy. Except in cases where there are unusual signs such as discharge that has an unpleasant odor, turns yellow or green, and causes your intimate area to burn. At this point, you should see an obstetrician-gynecologist for a check-up.
One more thing that probably makes many women feel anxious, is that you will be going back to puberty in the seventh week with many pimples appearing on your face. The main culprit that causes those “obnoxious” acne breakouts is the change in pregnancy hormones. You should be careful with the cosmetics you are using for your face, because some products may not be suitable and not benign for pregnant women.
During this week, the hormonal hormones in the body also change drastically, leading to emotional disturbances. However, these hormones play an extremely important role in maintaining and stabilizing the pregnancy, and at the same time ensuring the baby's healthy development in the womb. On the positive side, it also causes a number of other problems such as mood swings, "rainy day in the morning", mood swings, emotional instability, accompanied by some symptoms such as headaches, dizziness, aches and pains. breasts, body fatigue, loss of appetite,...
Details of fetal development week by week, every parent should learn:

This is the best time for you to announce the good news to everyone in your family. Besides, in this sensitive time, you and your loved ones should also plan for pregnancy health care thoughtfully.
In the 7th week, the mother needs to double the iron content of the body. At this stage, the baby is growing strongly, so the blood volume will have to increase to meet the needs of the baby. If you don't get enough iron, it can lead to anemia. To supplement iron during pregnancy, mothers should choose iron-rich foods such as beef, eggs, leafy green vegetables and almonds.
Symptoms of nausea, indigestion, heartburn or some other changes in the digestive system have a significant impact on eating problems for pregnant women. To deal with morning sickness, you should try to split your meals, eat many meals a day instead of eating three main meals. You should also limit foods that irritate the digestive system, always eat cooked foods, and replenish water every day for the body.
If mom has a regular exercise routine, you can continue to maintain it. However, pregnant women should moderate their exercises, choose and perform gentle exercises, active at moderate intensity for about 30 minutes every day of the week. You can join pregnancy yoga classes to help your body relax during pregnancy.
In case you have to sit at the computer often, you should get up and go for a walk after a period of time sitting at the computer to circulate blood. Because sitting continuously in front of the computer for many hours is not good for the blood circulation system.
Stay away from places with smoke, because smoke is the main cause of dangerous complications in the fetus, reducing the baby's weight and IQ. It is best not to smoke and stay away from secondhand smoke under any circumstances. Besides tobacco, stimulants such as alcohol, beer or drugs are extremely harmful to the fetus, too much alcohol will lead to a high risk of fetal alcohol syndrome, affecting the fetus. intelligence and normal development of the child at birth.

The first trimester is the most sensitive time during pregnancy. In order for mother and baby to be healthy, parents need to pay attention to:
Understand early signs of pregnancy, pregnancy poisoning, bleeding during pregnancy. Timely, correct and sufficient first prenatal check-up, avoiding too early/too late. Fetal malformation screening at 12 weeks detects dangerous fetal malformations that can be intervened early. Distinguish between normal vaginal bleeding and pathological vaginal bleeding for timely intervention to maintain pregnancy. Screening for thyroid disease in the first 3 months of pregnancy avoids dangerous risks before and during delivery. Vinmec currently has many maternity packages (12-27-36 weeks), in which the 12-week maternity package helps monitor the health of mother and baby right from the beginning of pregnancy, early detection and timely intervention of health issues. In addition to the usual services, the maternity monitoring program from 12 weeks has special services that other maternity packages do not have such as: Double Test or Triple Test to screen for fetal malformations; Quantitative angiogenesis factor test to diagnose preeclampsia; thyroid screening test; Rubella test; Testing for parasites transmitted from mother to child seriously affects the baby's brain and physical development after birth.

Articles refer to sources: Mayoclinic.org, Webmd.com, Babycenter.com, Whattoexpect.com