13. SSW: The 13th week of pregnancy

In the 13th SSW Your baby tested his newly awakened sense of touch and begins to swallow the amniotic fluid. Now you've arrived in the second trimester of your pregnancy.

In the 13th SSW You've done the first three months of your pregnancy. Find in our products but tips on how you can continue to prevent a miscarriage. You should generally you do not overextend. To avoid shortness of breath, You can climb stairs quietly a gear shift down.

13. SSW: Ultrasonic your baby in the 13th week of pregnancy

Your baby imitates in the 13th SSW already breathing gradually stretching his diaphragm. The vocal cords in the larynx of your six centimeters wide and 14-gram babies develop already. The training of its members has already been completed to its full functionality, they however still need to grow up and also increase in size. From the cartilage of your child bones have emerged in the 13th week of pregnancy. The body is now growing faster than the head.

In the ultrasound image, the ribs and the leg and pelvic bones are clearly visible. Your child tested his newly awakened sense of touch and even playing with the umbilical cord. If you encounter gently against your stomach and your baby feels the touch, then it will start to move, what you feel but not yet. These movements will make it even after birth, when it examines your nipple during breastfeeding.

We thank Dr. Ursula Zollner from the University Hospital of Würzburg for the provided ultrasound images:

Ultrasound in the 13th week of pregnancy.
Display well prepared for your baby

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Your body in the 13th SSW

This week you have already taken the first trimester behind you and stand second at the start. At the same time the so-called adjustment phase in which most women accept their physical and emotional changes and affirm begins in the 13th week of pregnancy. Your pregnancy is probably still not be seen from outside, the button your pants will probably still not sure. Unless you are not one of the women who suffered in recent months under severe vomiting, you have probably already gained one to three kilos.

If not, but that's not a problem as is increased from now on, the energy demand and responds with increased appetite with you. Around 300 calories you need daily now more and it shows soon also in weight felt. As a precaution, you can get out for the time being comfortable maternity clothes, because the abdomen should not be pressed. Your breasts are already grown significantly to 13 SSW and in some women already occurs now some milk from the nipples, though the colostrum is formed only around the 21 SSW in the breasts. It may be that the premature milk flow settles again, begins in a later week of pregnancy or until immediately before birth.

1 week

1 week

development
The first day of pregnancy is the first day of the last period. This time is known to most women, the moment of fertilization usually not. Up to fertilize it, however, still takes therefore you are strictly speaking in the first two SSW also not really "pregnant".

2 weeks

2 weeks

development
In the second week after your menstrual is your uterus
mucous ready aufzu- a fertilized egg
to take. The egg cell matures at this time for ovulation. It may sound paradoxical, but now is the ideal time to get pregnant.

3 week

3 week

development
The egg is fertilized when a sperm penetrates the egg cracked. The sex of your child stands already fixed. About 30 hours after fertilization, the egg begins to divide and migrate towards the uterus. 10 days after sexual intercourse a breakfast test is possible.

4th week

4th week

development
The egg implants itself in the lining of the uterus. It is already supplied via the chorion, the later placenta, with nutrients from your blood.

5th week

5th week

infant
Size: 0.5 to 1.0 mm

development
The heart of the embryo already suggests. The main organs begin to grow, as does the arm and leg buds from which to develop the limbs. Now, a pregnancy test is possible.

6th week

6th week

infant
Size 1 to 3 mm

development
The uterus is growing and has now reached about the size of a tangerine. The embryo is now recognized as a curved shape. Your hormone levels rise massively in that time. Your body is changing. Give your time for this change.

7th week

7th week

infant
Size: 2.5 to 7 mm

development
Fingers and toes of the embryo forming. The heart has continued to develop and propose twice as fast as yours. On an ultrasound image Your child is now visible.

8th week

8th week

infant
Size: 9 to 16 mm

development
Your baby gets a face: it caused eye, eyelids, nose. In addition, the inner ear and nerve cells develop in the brain. Your baby is making the first movements. Of this, however, you will notice anything yet. The uterus may already pressing on the bladder.

9th week

9th week

infant
Size: 16 to 24 mm

development
This is the final stage of embryonic development. Your uterus has increased and is now twice as large as in the conception. Some women already notice a change in the abdomen, even if the level has not significantly increased.

10th week

10th week

infant
Size: 25 to 32 mm

development
The vital organs are developed. a fetus is unmistakable with human features from the embryo. The first visible sign of your pregnancy may show up in a changed complexion.

11th week

11th week

infant
Size: 34 to 41 mm

development
All major body parts are now available. For a male fetus, this week's penis is visible. Your blood volume increases. This manifests itself in increased thirst and an increased feeling of warmth.

12th week

12th week

infant
Size: 43 to 51 mm
Weight: 14 g

development
The heart of your baby's beats 120 to 160 times per minute. The risk of miscarriage is now much lower than in the first recent weeks. Your uterus is the size of a male fist in the meantime, possibly can already be felt through the abdominal wall.

13th week

13th week

infant
Size: 6 cm
Weight: 14 g

development
The vocal cords your baby are now fully developed. In addition, the fine body hair down (lanugo) is formed. Your daily energy requirement increases from now on by about 300 calories. This will make soon in your weight felt.

14th week

14th week

infant
Size: 7.5 cm
Weight: 24 g

development
The sex can now be seen on the ultrasound. Your baby can put a certain facial expressions of the day now by blinks his eyes and puts his brow. More hair growing on the head and eyebrows. The heart sounds your baby are now audible.

15th week

15th week

infant
Size: 8.5 cm
Weight: 45 g

development
The child of your movements are intense. Meanwhile, it can up his mouth and go on. Swallowing and sucking movements are growing. Your belly rounded up gradually.

16th week

16th week

infant
Size: about 10 cm
Weight: 75 g

development
Your child breathes amniotic fluid in and out and playing with the umbilical cord. The chorion develops into the placenta, which supplies your child with all the essential nutrients.

17th week

17th week

infant
Size: about 11 cm
Weight: 100 g

development
Your baby may first sound, like the sound of your blood or your heartbeat, hear and perceive. The straps of the growing uterus can be felt in an aching pain.

18th week

18th week

infant
Size: 12.5 cm
Weight: 150 g

development
The proportions of your baby's now equal in itself. It experienced a growth spurt, which mainly affects the trunk and the limbs. Your belly is growing, the edge of your womb will soon reach the navel.

19th week

19th week

infant
Size: 13.5 cm
Weight: 200 g

development
The eye your baby responds to light stimuli. While the skin is still thin, but their development is completed. Your child now has finger and toe prints. Also, the circuit works well: About 28 liters of blood promotes the small heart daily by the delicate body.

20th week

20th week

infant
Size: about 14 cm
Weight: 240 g

development
Half is done. The nerve cells your baby grow very strongly and migrate to the appropriate convolutions. Your breasts have grown by now.

21 weeks

21 weeks

infant
Size: about 25 cm
Weight: 300 g

development
The sense of balance your baby is well developed. It can be oriented so already. The heart is already big and strong. The skeleton and the fingernails and toenails are getting tighter. Your breasts start to make colostrum.

22 weeks

22 weeks

infant
Size: about 26.5 cm
Weight: 350 g

development
Your baby reminds very much of a newborn that more needs to gain weight. His movement is now feeling much also on the abdominal wall. To your nipples are formed so-called Montgomery glands. This will prepare your breasts before breastfeeding.

23 weeks

23 weeks

infant
Size: about 28 cm
Weight: 450 g

development
Your baby can hear your voice. it also has unique sleep and wake phases. The uterus is now growing very rapidly and thus your belly. It is now obvious that you're pregnant.

24th week

24th week

infant
Size: about 29 cm
Weight: 550 g

development
Your baby is very large. Now you can also feel the edge of your uterus at the level of the navel. The pressure on the bladder and frequent urination can to at this stage.

25th week

25th week

infant
Size: about 30 cm
Weight: 650 g

development
It is getting tight for your baby. The lungs are developed enough so that a premature baby would have a good chance of survival already. the weight
increase your baby is clearly in your waist. Depending on the orientation stretch marks may appear on the abdomen and breasts.

26th week

26th week

infant
Size: about 32 cm
Weight: 800 g

development
Your baby can open his eyes and look around. His hearing has evolved. Your organs are gradually shifted from the growing baby in a different position. This can cause discomfort with you.

27th week

27th week

infant
Size: about 34 cm
Weight: 1000 g

development
The brain your baby already reminiscent of that of an adult. Due to the constant weight gain may lead to water retention, which manifest themselves, for example, swollen feet or fingers with you.

28th week

28th week

infant
Size: about 36 cm
Weight: 1100 g

development
Your baby has reached about a third of his birth weight. His little face is clearly visible in the ultrasound image. Your belly is now growing very fast.

29 weeks

29 weeks

infant
Size: about 37 cm
Weight: 1300 g

development
Your baby strengthens his muscles through numerous movements. Your uterus is taking the first exercise contractions in which your abdomen is temporarily very hard.

30th week

30th week

infant
Size: about 38 cm
Weight: 1400 g

development
The lanugo goes back, but the scalp hair your baby grows. Through your big belly, it may be harder increasingly finding a comfortable sleeping position.

31 weeks

31 weeks

infant
Size: about 40 cm
Weight: 1600 g

development
The senses your baby are now operational. Your gut can not expand properly, so that any accumulation of air can be painful.

week 32

week 32

infant
Size: about 41 cm
Weight: 1800 g

development
There will always be close to your baby. That's why it does not move too much. The upper edge of your uterus is now well above the navel.

33. week

33. week

infant
Size: about 42 cm
Weight: 1900 g

development
Your baby can recognize additional sounds and voices outside the womb. Most babies are at this stage already with the head down.

34th week

34th week

infant
Size: about 44 cm
Weight: 2200 g

development
Your baby can scratch you, because his nails are already grown far. Your navel is now markedly convex outward.

35th week

35th week

infant
Size: about 45 cm
Weight: 2500 g

development
The central nervous and digestive system are almost mature. Your stomach is now quite concentrated. This can result in dwindling appetite.

36th week

36th week

infant
Size: about 46 cm
Weight: 2700 g

development
Your baby now assumes its final birth position. The so-called vernix decreases and the skin color your baby is becoming pink. Kicks and Knuffe your baby are clearly indicated on your belly.

37th week

37th week

infant
Size: about 47 cm
Weight: 2900 g

development
The lung your baby is fully mature. The child now sleeps a lot and dreams or enjoys in the waking state the massages of childbearing
mother, if they are unable to build an exercise woe.

38th week

38th week

infant
Size: about 48 cm
Weight: 3100 g

development
Your baby has completed its development and is ready for life outside the womb. At first pregnancy the baby is now probably already lying with his head firmly in the basin.

39th week

39th week

infant
Size: about 49 cm
Weight: 3250 g

development
Your baby has hardly any space. Many babies who folds his arms across his chest and knees bent. You feel especially when sitting and walking that your baby presses violently down into your pelvis and on the cervix.

40th week

40th week

infant
Size: about 51 cm
Weight: 3500 g

development
Since the birth is imminent now, the body of your heavily curled baby fits just so into the uterus. It has taken the birth position and his head pressed into the softened cervix.

birth

birth

infant
Size: about 51 cm
Weight: 3500 g

development
Only 5 percent of babies are born to expected date of delivery to the world. After the birth of strength, it is important for you to find peace and relaxation in childbirth.

More to the birth
More postpartum

1 week
20th week
birth

13. SSW: The second checkup

Shortness of breath in pregnancy

Shortness of breath is typical of this week. If you are particularly in a hurry, high're running stairs quickly or are carrying something heavy, you literally gasping for air. Stop and breathe deeply and regularly. Sun comes through the placenta much oxygen to your baby.

2. screening (13 to 16 weeks)

In the coming weeks, the second screening takes place. The gynecologist or midwife now examine the situation of your child, and another time his heart sounds and if everything goes on as usual. Also, with you the growth of your uterus, your weight, your waist and your blood pressure measured. Possibly it may still experience vaginal examinations to check the cervix and fetal position.

Tips and hints for the 13th SSW

decreases probability of miscarriage

With the beginning of the second trimester, the likelihood of miscarriage by 65 percent decreases. This brings relief determines and ensures unadulterated joy on your baby. Many pregnant women use the next time to teach your friends, relatives and colleagues of pregnancy. As you can further reduce the risk of miscarriage or premature birth in the course of pregnancy, you can find out in our special "premature birth" and especially in our article "So you can prevent premature birth."

Premature milk flow

Case you have a premature milk flow, use soft nursing pads. With exciting breasts bring Quark packs or cold packs relief. Save the nipples during cooling from though.

Pay attention to cleaning products, paints and coatings

Use the housecleaning aggressive Reinigungungsmittel and especially no more sprays. Because the toxic chemical can pass through the airways to your child. The application of paint when moving You better left to others.

display
Further information

Learn more about each pregnancy week by GU-book "The Big Book of Pregnancy" by the book authors Annette Nolden and Prof. Dr. med. Franz Kainer. Thank you to the Graefe Und UNZER publisher for support.

"About the book


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