Human head anatomy, illustration Illustration of the human head. Muscles are red, tendons are white and salivary glands are yellow., Photo by MEDICAL GRAPHICSMICHAEL HOFFMANNSCIENCE PHOTO LIBRARY Stock Photo - Afloimages
Illustration of the human head. Muscles are red, tendons are white and salivary glands are yellow., Photo by MEDICAL GRAPHICS/MICHAEL HOFFMANN/SCIENCE PHOTO LIBRARY