Lungs

Year Published: 1982

Complete Record: Typical land mammals, including the horse, sheep, and DOG are used as examples in this film. The overall structure of the lungs and air passages is presented by means of a sheep dissection. A living lung is shown during a routine operation of a DOG at a veterinary clinic. The movement during breathing of the diaphragm and ribs are shown using x-ray photography of a DOG.