This month also marks the end to the embryonic period.
By the end of this month, your baby is fully formed and is about 4 inches long. This is the time your baby makes his or her first movements, which can be seen on an ultrasound, scan although you cannot feel it now.
Brain Development - Your baby’s brain continues to develop and the head accounts for about half of the body length.
Heart development - At the end of this month your baby’s heart is fully-formed and beats two to three times faster than your own heart. You can even hear your baby’s heartbeat with the help of an instrument called Doppler.
Facial development – The bones of the face as well as the jaw bones are formed by now.10 Finally, the eyes move towards their final position on the sides of the head.2
Development of Other Body Parts - Fingers and toes which started forming in the second month are now completely separated and have nails. Although the sucking muscles have not completely developed, your baby may be able to put a thumb in his or her mouth by now.
Your baby’s kidneys started functioning by this month. The digestive system also kicks into gear around this month. The anus and the intestines are developing rapidly. In addition, the internal reproductive organs such as testes or ovaries have also started forming.
The placenta which provides your baby with oxygen, nutrients have developed fully.
Changes in your body
By this time you may have gained about 2 kgs of weight. Your clothes may begin to feel TIGHT now.
This month is a major milestone as your baby’s most critical development has taken place and to check that, your doctor might advise you to go for an ultra sound
Your chances of miscarriage drops considerably after this month
You might also experience a range of emotions. One minute you are happy and the next minute you feel sad. However, don’t worry as it’s normal to experience these mixed feelings. Overtime these feelings settle and you will be your normal self.
During this month, your doctor might prescribe additional tests to check for your blood type and Rh factor, presence of any infections such as syphilis, hepatitis B and HIV . Depending on your pregnancy, your doctor might also screen for presence of certain chromosomal abnormalities, such as Down syndrome in your baby. If you do test positive, it does not mean that your child has that condition. It just means that you have to undergo more confirmatory tests. Do talk to your doctor about the advantages and disadvantages of this test.
Disclaimer: Measurements are approximate