Embryo formation
Pregnancy begins on the first day following the end of the menstrual cycle, until the day of birth, but it actually occurs after about two weeks after the end of the cycle, after the maturation of the eggs, and become ready for enrichment, and after implantation of fertilized egg in the wall of the uterus, Nine months, we will inform you in this article.
Stages of embryo formation
first month
After the fertilized egg forms, and its growth in the uterus, a bag of water will begin forming around it, known as the placenta, as it works to supply it with all the necessary nutrients for its proper growth, as well as removing the waste from its body.
The face begins to form, as it appears in the form of large circles, and black color for both eyes and mouth, and it also has the throat, lower jaw, and heart starts pulse, at the rate of sixty-five accuracy per minute, and for the length, it is smaller than a grain Rice, where up to 6.35 mm.
second month
The facial features continue to grow and clear at the beginning of the second month. The ears begin to form on the sides of the head, the buds forming the upper and lower limbs of the fetus will appear, and the fingers and toes will begin to grow and the neural tube will form.
The embryo’s senses in this month will begin to develop, and cartilage will begin to disappear, as it will replace bone, and for the digestive system, it will also be, and this will be about 2.54 cm.
the third mounth
The upper and lower limbs are formed, the embryo will be able to move it, the nails will begin to form, the outer ear will be formed, and it will also notice that its teeth have begun to form.
It is worth noting that the fetal organs of the fetus will start to form, but it will be difficult to detect using ultrasound, and all organs will continue to grow, and will regulate urinary tract, and by the end of this month will be 10 cm long, and the weight will be 28 g.
Fourth month
It is possible to listen to the heartbeat of the fetus this month, and the upper limbs will become more visible, and will notice the formation of eyebrows and eyelashes, hair, bones will become dense, the fetus will perform some movements such as yawning, sucking finger, and this will be the reproductive system has been completed It is possible to detect the sex of the fetus, and will reach the length of the fetus to about 15 cm, and the weight will be about 113 g.
the fifth month
The fetus will develop its muscles, and the mother will begin to feel its movement. The soft fuzz or hair will cover the shoulders of the fetus. The body will cover a white cheesy coating to protect it from exposure to amniotic fluid. The length will reach 25 cm and weigh 500 g.
The sixth month
The wrinkles will be on the fetus’s body, the skin will become red, the veins will be clear and visible, and the senses will be able to hear and interact with them. By the end of this month, it will be 30 cm long and 1000 g.
the seventh month
His length will be about 35.5 cm, and his weight will be between 2-4 kg, and could be born in this month, and the amino acid will become less during this month.
eighth month
The mother will notice that her child’s movement has increased. His brain will grow rapidly and he will be able to see and hear. Most of the basic internal organs will be completed except the lungs. The length is 45.7 cm and the weight is 2.5 kg.
The ninth month
The fetus will be ready for birth this month and will be out of his mother’s womb. All of his organs and senses will be complete. His movement will increase until he turns his head downwards. The length will be between 45.7 and 50.8 cm and weighing about 3.5 kg.