Guts and other innards, also known as VISCERA, are the internal organs of the body, such as the heart, lungs, liver, and intestines. These organs are essential for the functioning of the body and are located in the abdominal cavity. Guts and other innards are responsible for digestion, respiration, circulation, and excretion. They also play a role in the production of hormones and other substances that help regulate the body's functions.