a. Thoracic cavity- lungs, pleura, pericardium
b. Cranial cavity- brain and cranial bones
c. Abdominal cavity- spleen, stomach, gallbladder, liver, intestines
d. Pelvic. Cavity- urinary bladder, reproductive organs, portion of large intestine
e. Mediastinum- sternum, esophagus,heart, trachea, thymus