in which body cavities are the lungs located
The thoracic cavity contains the lungs and the heart, which is located in the mediastinum. The diaphragm forms the floor of the thoracic cavity and separates it from the more inferior abdominopelvic cavity. The abdominopelvic cavity is the largest cavity in the body.he cavities include: 1  Dorsal body cavity. 2  cranial cavity, enclosed by the skull and contains the brain. 3  spinal canal, enclosed by the spine and contains the spinal cord. 4  Ventral body cavity. 5  thoracic cavity, enclosed by the ribcage and contains the lungs and heart. 6  abdominopelvic cavity.