The Operation Pet Scan game has a twist on classic Operation gameplay Cavity Sam's dog Rex-Ray ate things he shouldn't have and players need to get them out of his belly.Using the Dog-o-scope players drag the plastic ailment along the path from Rex-Ray the dog's belly and out his tail end without letting it fall out.If a player strays from the path and the buzzer goes off the ailment drops If it falls out their turn ends Remove it successfully and he'll fart or bark in relief.The Operation Pet Scan game features silly sound effects Press the dog's nose to hear fun sounds including barks belly gurgling and farts.