Endoscopic image of the human foetus in vivo, after 16 weeks, showing the hand, & in particular the well-developed thumb. The endoscope, a series of l

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Endoscopic image of the human foetus in vivo, after 16 weeks, showing the hand, & in particular the well-developed thumb. The endoscope, a series of lenses and a fibre- optic light source, is inserted through the cervix (the neck of the womb) and manipulated until a \window\" into the amniotic sac is found (ie an area where the wall is thinner)."

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Size: 4948px × 3455px
Photo credit: © ALEXANDER TSIARAS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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