The developing embryo has a distinct human appearance by the end of
belongs to book: BRS Embryology Sixth Edition| Dr. Ronald W. Dudek|6th Edition| Chapter number:4| Question number:6
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belongs to book: BRS Embryology Sixth Edition| Dr. Ronald W. Dudek|6th Edition| Chapter number:4| Question number:6
total answers (1)
E. The embryo starts the embryonic period as a two-dimensional disk and ends as a three-dimensional cylinder. This dramatic change in geometry is caused by formation of all the major organ systems. As the organ systems gradually develop during the embryonic period, the embryo appears more and more human-like; it has a distinct human appear-ance at the end of week 8.
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