HUBS1107 Lecture Notes - Lecture 5: Orbicularis Oris Muscle, Mouth, Soft Palate

• School: University of Newcastle
• Department: Human Biosciences
• Course: HUBS1107
• Professor: Josephine Smith

Document Summary

Describe the main structures that form the boundaries of and contents within the oral cavity - lips, cheeks, salivary glands, tongue, teeth and gums and bones of the upper and lower jaw. Describe the structure, function and nerve supply to the tongue. Describe the components that comprise the hard and soft palate. Describe the functions provided by the soft palate. Prepares food for digestion (3 main salivary glands) Ability to masticate and add saliva to prepare for digestion. Pushing the food far back in digestive system. Coordination of articulators allows production of oral sounds. Bony and soft components comprise the palate (hard and soft palate) Various muscles attach to soft palate and move it during deglutition, suckling and speech. Soft palate has many muscles that move it which is important, as control of soft palate allows sucking and coordination for speech and swallowing. Important to know these muscles and their innervation.