Matching Pairs Órgans of the bodyOnline version 3333333 by Cesar DiCaprio 1 Gallbladder 2 Trachea 3 Liver 4 Brain 5 Páncreas 6 Pharynx 7 Lungs 8 Bladder 9 Uterus 10 Heart 11 Stomack 12 Larynx 13 Esophagus