Which medical term relates to the structure that produces sound?

The term "Son/o" refers to sound, specifically in medical terminology. It is derived from the Latin word "sonus," meaning sound. This prefix is often used in contexts associated with acoustics or the production and study of sound, such as in sonography, which is an imaging technique that uses sound waves to visualize internal structures of the body. The end result is that this term is directly related to structures or functions that produce or are associated with sound.

In contrast, the other medical terms have distinct meanings unrelated to sound production. "Sialaden/o" pertains to salivary glands; "Specul/o" is related to a speculum, an instrument used to widen an orifice for examination; and "Sphygm/o" relates to pulses, often in the context of measuring blood pressure. Thus, "Son/o" is the only term that aligns with the concept of sound production.