Examine the anatomy and physiology of structures involved in speech, language, hearing, and swallowing in-depth. Explore anatomical and physiological mechanisms of respiration, phonation, articulation, and hearing; and the central nervous system and blood supply to the speech and hearing mechanism. Three lecture hours a week for one semester. Communication Sciences and Disorders 358 and Speech, Language and Hearing Sciences 358 may not both be counted. Prerequisite: Upper-division standing and credit or registration for Speech, Language, and Hearing 158L (or credit for Communication Sciences and Disorders 158L).