What does the prefix "arthro-" relate to?

The prefix "arthro-" is derived from the Greek word "arthron," which means joint. Therefore, it specifically relates to joints in the body. This prefix is often used in medical terminology to refer to anything associated with joints, including conditions like arthritis (inflammation of the joints) or arthroscopy (a procedure to view the joint). Understanding this prefix helps in decoding various terms in anatomy and medicine that pertain to joint-related structures or issues.

The other options relate to different aspects of the musculoskeletal system: "myo-" typically refers to muscles, "osteo-" pertains to bones, and "tendin-" is associated with tendons. Recognizing these prefixes allows for a better grasp of medical terminology related to anatomy and conditions involving these specific structures.