Head and Neck Cancers Health Article

Larynx

—The voice box or sound-producing organ in the body, located in the upper section of the trachea (windpipe). The movement of the muscles of this organ alters the sounds emitted by the vocal cords.

Pharynx

—The space behind the mouth that connects to the trachea and the esophagus (swallowing tube). It serves as a passageway for food and air.

Risk factor

—Anything that increases a person's chance of developing a disease.