Cavity is a hallow space in our body were organs are placed , they are of 4 types
1. Cranial cavity ( brain)
2.thoracic cavity (Lungs and Heart(
3.abdominal cavity (digestion , spleen , kidney, adrenal gland)
4.pelvic cavity( strat from scral region contains reproductive organs, urinary bladder, pelvic colon , rectum )
