Title: Embryo vs. Fetus: The Stages of Pregnancy
Headings: Embryo vs. Fetus: Differences Between Stages Week by Week
Embryo vs. Fetus: Differences Between Stages Week by Week
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Embryo vs. fetus week by week
What is an embryo?
Early Pregnancy Symptoms and Signs
What is a fetus?
The developing embryo: Week #4 to Week #11
Fetal period: week #12 to week #40
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Content: The blastocyst is considered an embryo at the point when the amniotic sac develops (by about day 10 to 12 after fertilization, or at the start of week #5 of pregnancy). An embryo represents the early stage of human development, roughly corresponding to the 5th-10th weeks of pregnancy. Early Pregnancy Symptoms and Signs
Not every woman has the same signs and symptoms of pregnancy. For some women, the early signs and symptoms of pregnancy include mood changes, headaches, low back pain, tender breasts, weight gain, and nausea. Click for more early signs and symptoms of pregnancy »
What is a fetus? After the embryonic period has ended at the end of the 10th week of pregnancy, the embryo is now considered a fetus. A fetus is a developing baby beginning in the 11th week of pregnancy. The developing embryo: Week #4 to Week #11
The embryonic period of development is the stage in which most organs are formed. Organs begin to form, and the embryo elongates and starts to assume a human-like shape.