What does the combining form "pector/o" refer to?

The combining form "pector/o" specifically refers to the chest. In medical terminology, this root word is derived from the Latin word "pectus," which means chest. This form is commonly found in various medical terms related to conditions, procedures, or anatomy involving the chest area, such as "pectoralis" (muscle of the chest) or "pectoralgia" (chest pain). Understanding this root can help in grasping how various medical terms are constructed and what parts of the body they pertain to, particularly in relation to the thoracic region.