Human embryo. Illustration of human embryo development, 39 to 44 days after fertilisation. During this time the nervous system, limbs and organs are d

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Human embryo. Illustration of human embryo development, 39 to 44 days after fertilisation. During this time the nervous system, limbs and organs are developing. The external genitalia begin to appear. The amniotic sac (blue) surrounds the embryo. The placenta forms hair-like projections (villi) that extend into the wall of the uterus.

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Size: 3742px × 4677px
Photo credit: © CUSTOM MEDICAL STOCK PHOTO/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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