caption: Iris It is created by the circular band of muscle.
exif: {"Image DocumentName": "Iris It is created by the circular band of muscle.", "Image ImageDescription": "Determines your eye color. The iris controls the size of the pupil.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}