What are the names of the two main cavities of the body?

The two main cavities of the body are referred to as the anterior and posterior. The anterior cavity, also known as the ventral cavity, primarily includes space in which the thoracic cavity (housing the lungs and heart) and the abdominopelvic cavity (containing digestive organs and reproductive structures) reside. The posterior cavity, or dorsal cavity, includes the cranial cavity (which houses the brain) and the spinal cavity (which contains the spinal cord).

Understanding these fundamental anatomical divisions is crucial in the medical administrative field, as it helps in accurately documenting patient information, understanding imaging reports, and facilitating effective communication among healthcare providers.