Which abbreviation symbolizes the gastrointestinal system?

The abbreviation that symbolizes the gastrointestinal system is "GI," which stands for "gastrointestinal." This term encompasses the organs involved in the digestive process, including the stomach and intestines, among others. It is commonly used in medical contexts to refer to conditions, treatments, and procedures related to this system, making it essential knowledge for anyone in the healthcare field.

Other options represent different terms: "EtOH" is an abbreviation for ethanol, commonly used to refer to alcohol; "HA" typically denotes headaches; and "GU" stands for the genitourinary system, which pertains to the organs involved in urinary and reproductive functions. Understanding these distinctions is important for effective communication in medical documentation and patient care.