caption: Muscular system of the head, artwork
exif: {"Image ImageDescription": "Muscular system of the head. Computer artwork showing the muscle structure of a man's head and neck. The muscles shown are skeletal muscles. These muscles are consciously controlled by the brain. They move the face and head by contracting and relaxing, often in opposing pairs, which pulls tendons (white) attached to the bones.", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image YCbCrPositioning": "Centered", "Image Copyright": "Science Photo Library"}