3.2 Anatomy of the Mouth, Pharynx, and Esophagus Part 2 Flashcards
Where is the crown of a tooth located?
above the gum line
Where is the neck of the tooth located?
upper portion of the gums
What is at the center of each tooth and what does it contain?
pulp cavity; nerves and blood vessels
What is dentin?
bone like substance composing most of each tooth
What is enamel and where is it located?
hard connective tissue that protects the tooth; located on the surface of the crown
What is the purpose of the tongue?
grip food and reposition it between the teeth
What is a bolus?
mass of food in the mouth
What pushes the bolus to the back of the mouth to start swallowing?
tongue
What are papillae?
raised bumps on the tongue that help grip the food
What are the three types of papillae?
circumvillate
fungiform
filiform
Which papillae contain taste buds?
fungiform
circumvillate
What are taste buds?
chemical receptors that are stimulated by the chemical composition of food
Where are taste buds located?
tongue
surface of mourth
wall of pharynx
What is the pharynx?
connects the mouth to the esophagus
What is also known as the throat?
pharynx
