What does the suffix "-ac" or "-al" indicate?

The suffixes "-ac" and "-al" are commonly used in medical terminology to indicate a relationship or connection to a specific subject. When you see these suffixes, they typically convey that something pertains to a particular organ, system, or condition. For example, the term "cardiac" refers to something related to the heart, and "renal" pertains to the kidneys. Knowing this helps healthcare professionals describe conditions and anatomical parts accurately. This usage is vital in ensuring clear communication in medical documentation and discussions.