GI system biomedical anatomy

Fauces

posterior boundary between the oral cavity and the oropharynx

Palatoglossal fold (anterior) and palatopharyngeal fold (posterior)

lateral boundaries of the fauces

uvula

hang from soft palate

forms superior boundary of the fauces

palatine tonsil location

between palatoglossal and palatopharyngeal

lateral boundary of oral cavity

teeth

vestibule

space between the teeth and cheeks/lips

types of digestion starting in the oral cavity

mechanical(chewing and tongue movement) chemical(enzyme)

amylase

enzyme in saliva that breaks carbohydrates

lingual lipase

enzyme in saliva that starts fat digestion once it enters the stomach

bolus

moistened ball of food formed in the mouth and ready to be swallowed

outer surface of skin has