Sheath: protective covering
{"Image DocumentName": "Sheath: protective covering", "Image ImageDescription": "O-ring: holds sheath in place. Speculum: opens up the vagina to locate the cervix.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}