What is the combining form for nose?

The combining form for nose is "rhin/o." This term is derived from the Greek word "rhinos," meaning nose, and is commonly used in various medical terms related to the nasal region. For example, "rhinoplasty" refers to surgical reshaping of the nose, while "rhinorrhea" describes a condition characterized by a runny nose.

The other options represent different anatomical structures: "tonsill/o" pertains to the tonsils, as seen in tonsillitis; "proct/o" relates to the rectum or anus, relevant in terms like proctology; and "vas/o" is associated with vessels, particularly in contexts like vasodilation. Understanding these combining forms helps in decoding medical terminology related to specific body parts or functions.