Take viewers inside the body to show how smoking causes damage in the bloodstream. This unique model looks like a cigarette on the outside but the inside is a representation of an artery where carbon monoxide is keeping oxygen from flowing to the body's organs and muscles. Also shows plaque buildup caused by smoking and poisons from cigarette smoke traveling through the bloodstream. Two-sided tent card explains the model in detail and gives additional information about the hazards of smoking. Tent card is 8 ½” x 11".