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50.2 MB (50.0 MB compressed)
4936 x 3555 pixels
41.9 x 30.0 cm ⏐ 16.5 x 11.8 in (300dpi)
SUSUMU NISHINAGA / SCIENCE PHOTO LIBRARY SUSUMU NISHINAGA / SCIENCE PHOTO LIBRARY
Penis blood vessels. Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels from the surface of the penis. The cast was made by injecting resin into the blood vessels and then chemically digesting the surrounding tissues.
Model release not required. Property release not required.