Tongue and Teeth Flashcards
What layer of the tongue is thicker dorsally, thinner and smoother posteriorly?
Mucosa
The mucosa of the tongue includes what papillae?
Filiform
Fungiform
Foliate
Circumvallate
Small salivary (von Ebner) glands are associated with?
Vallate Papillae
What is the function of the surface epithelium of the mucosa of the tongue?
Produce serous fluid to cleanse the taste buds on these papillae
Taste buds are located on all papillae EXCEPT?
Filiform Papillae
The lamina propria of the tongue is made of what tissue?
Loose CT
Adipose possible
What layer of the tongue is usually considered present on the tongue?
Submucosa
Submucosa of the tongue may possibly have what tissue?
Adipose
What layer of the tongue contains lingual salivary glands which produce the same products are major salivary glands?
Submucosa
Intrinsic tongue muscles have no external?
Attachment
What are the 4 alternating intrinsic tongue muscles arranged from dorsal to posterior?
Superior Longitudinal Muscle
Vertical Muscles alternating with Transverse Muscles
Inferior Longitudinal Muscles
What is the function of the intrinsic muscles?
Changes the shape of the tongue
What are the layers of the tooth from outside to inside?
Ameloblasts Enamal Dentin Predentin Odontoblasts Dental Papilla/Dental Pulp
What are polarized columnar cells that are lost following tooth eruption?
Ameloblasts
What is the function of ameloblasts?
Produce Enamal
What is 2mm thick and is the hardest substance in the body?
Enamal
Enamel is made of interlinked enamel rods, but you cannot make more enamel after?
Tooth Eruption
What is harder than bone and contains thin dentinal tubules containing nerves and cell processes of odontoblasts?
Dentin
What is a precursor to dentin before mineralization?
Predentin
What have columnar cells lining the pulp cavity and survive in adults?
Odontoblasts
What is the function of odontoblasts?
Repair and Produce Dentin
Maintain Dentin
What layer of the tooth is made of CT with may blood vessels and nerves?
Dental Papilla/Pulp
What is a potential problem with dental papilla?
Extensive Inflammation
