Kid Fetal Development

During the first trimester of the pregnancy, there are various changes that the kid will undergo. At about 20 days, there is an apparent heart beat. Between that time and thirty days, the lungs will start to develop into the bronchi. Also, at around 28 to 35 weeks, the limb buds will start to appear. At around 35-42 days, the mouth, digits, and dew claws. Towards the end of the first trimester, the nose and eyes will be apparent