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Fact #8 of 40 Weeks 40 Facts

by | Oct 19, 2021

Here goes fact #8. Week 8: By the end of 8 weeks, the embryonic period is ended. During this period, the embryo went from 1 single cell to nearly 1 BILLION cells, with 90% of the structures found in ADULTS. This tiny one is largely developed. The formation of the hypothalamus starts, which is a major control center for the human body, and it controls heart rate, body temperature, blood pressure, and more!

Fingers and toes are distinct, and toes are even separate by this time đź‘ŁThe upper and lower eyelids have begun to fuse together, making the appearance of closed eyes.

Remember how the skin is so thin? By 8 weeks, the epidermis has added another layer, making internal organs hidden. Fine, fine hairs around the mouth can be seen on the skin, and eyebrows develop. #40weeks40facts

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Categories: Fetal Development