The embryo is growing rapidly in your uterus. The fetus is about the size of a seed. The baby is emerging from a tadpole-like and beginning to get a bit of shape.
During week 5 your baby also starts developing his heart and nervous system.
There are three layers that helps formed the embryo. The layers are the ectoderm, endoderm and mesoderm. The embryo begins developing into sections.
Ectoderm Layer: The ectoderm is one the three primary germ layers in the very early stages of embryo. It’s the outer germ layer in the embryo of metazoan.
The ectoderm layer helps form the neural tube. The neural tube is responsible for the development of nerves, brain, spinal cord, and backbone.
The mesoderm is the middle layer. During the third week a process called gastrulation creates a mesodermal layer. The mesoderm develops into muscle and bone and cartilage and blood.
The endoderm layer appears in the early stages of the embryo. It grows into the intestines, thyroid gland, pancreas, rudimentary urinary system, and liver. The endoderm also helps develop the umbilical cord.
The baby is about the size of a sesame seed during week 5. The baby is about 2mm long.
The body goes through many changes during week 5 of your pregnancy. One minute you might be on cloud nine and the next minute you feel depressed.
The hormones are flaring so it’s normal to have mood swings. About 12 percent of women experience depression during pregnancy. Many women first start noticing they are late for their period during week 5.
During week 5 the body has not taken any significant change.
To detect pregnancy during the first trimester a transvaginal ultrasound is performed. Another way to test your pregnancy is using a home pregnancy test.
Many women start initially facing first time symptoms of being pregnant in week 5. Frequent early pregnancy symptoms involve breast tenderness, headaches, morning sickness, nausea, queasiness, gas, cramps, indigestion, diarrhea, and heartburn.
Additional Symptoms During Week 5:
During the first trimester most serious birth defects occur.
It’s important to reach out for medical attention if you
experience any of the following symptoms:
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