What term refers to anything related to the heart?

The term that refers to anything related to the heart is "cardiac." This term is derived from the Greek word "kardia," which means heart. In medical terminology, "cardiac" is used to describe conditions, functions, or structures that are associated with the heart. For example, cardiac arrest refers to the sudden loss of heart function, while cardiac muscle refers to the muscle tissue of the heart itself.

In contrast, other terms like "aortic" specifically relate to the aorta, which is the largest artery in the body, and "cerebral," which pertains to the brain. "Vascular" refers to the blood vessels in general, including arteries, veins, and capillaries, rather than being specific to the heart. Thus, "cardiac" is the most accurate term when discussing anything related to the heart itself.