What is the medical term meaning pertaining to the peritoneum?

The medical term for an inflammation of the peritoneum is called peritonitis. The "itis" part of that Word is the part from which we can distinguish it is as an inflammation.

The peritoneum is a thin lining that covers the abdominal and pelvic cavity. This membrane is semi-permeable. The function of the peritoneum is to act as a lubricant to avoid dislodged particles from attaching and becoming stuck. It also provides a blood and fluid supply to various regions of the abdomen and pelvic cavity.

The main function of the peritoneum is to prevent disease in the patient by inhibiting the spread of disease. It is a very important diagnosis tool for clinical practitioners who want to perform tests to diagnose the patient's possible illness.

An easy way to remember this is that the suffix -itis means " inflammation of".

Ex:

appendicitis = inflammation of the appendix

laryngitis= inflammation of the larynx

peritonitis= inflammation of the peritoneum