What does the prefix "hemo-" refer to?

The prefix "hemo-" is derived from the Greek word "haima," which means blood. In medical terminology, this prefix is commonly used to denote anything related to blood. For example, terms like hematology (the study of blood) and hemorrhage (excessive bleeding) incorporate this prefix to convey their connection to blood. Understanding this terminology is crucial in the medical field, as it helps professionals accurately identify and discuss conditions, treatments, and bodily functions associated with the circulatory system.