Title: When Does an Embryo Become a Fetus? | New Health Advisor
Headings: When Does an Embryo Become a Fetus?
When Does an Embryo Become a Fetus?
When Does an Embryo Become a Fetus?
The First Trimester: Baby Development Week by Week
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Week 4
Week 5
Week 6
Week 7
Week 8
Week 9
Week 10
Week 11
Week 12
Embryo to Fetus: Weeks 9 to 12 of Pregnancy
What Happens Next?

Content: The head makes up around half of the fetus’s length, but the rest of the body soon catches up. The child’s liver begins to develop red blood cells, and external genitalia begin to develop around the end of the week. The baby is around 2 inches in length and weighs around 8 grams (1/3 ounce). Week 12
The child begins to develop fingernails and what can be considered a distinctive human face. The baby measures around 2 ½ inches, weighing around 14 grams (1/2 ounce). By this time, many mothers-to-be notice that their old cloths are becoming tight. For a detailed illustration of how the embryo becomes a fetus, please watch: YouTube
Mom Talks Baby Speaks
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Embryo to Fetus: Weeks 9 to 12 of Pregnancy
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