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60.1 MB (60.0 MB compressed)
3550 x 5917 pixels
30.0 x 50.0 cm ⏐ 11.8 x 19.7 in (300dpi)
CLAUS LUNAU / SCIENCE PHOTO LIBRARY CLAUS LUNAU / SCIENCE PHOTO LIBRARY
Male muscle structure. Computer artwork showing the muscle structure of a man stretching. These are skeletal, or voluntary, muscles, which are under direct conscious control. When contracted or relaxed they pull on tendons, which are attached to the bones, causing movement.
Model release not required. Property release not available.