Histo. Oral Cavity Flashcards
Name the 3 parts that make up the digestive tract
- oral cavity
- pharynx
- digestive tube
The digestive tract begins at ____
esophagus
The digestive tract ends at ____
anus
- Muscle of the lips is _____
orbicularis oris
using my orbicularis to chew my orbit gum
- Labial glands are mucus glands that lubercate what surface?
lips
labia= lips
- Muscles in the cheek are _____
buccinator M.
*Mucous glands under the mucous membrane in the cheeks is called______
buccal glands
The anterior plate in the mouth is the ____ palete
hard
The posterior palete in the mouth is the ____ palate
soft
The oral membrane is lined with what type of cell tissue
stratified squamous epithelium non-keratinized
The nasal mucous membrane is lined with what type of cells ?
pseudostratified columnar ciliated with some goblet cells
Name of the serous glands in the tongue
lingual glands
- The epithelium on the inferior side of the tongue is what type of tissue?
stratified squamous non keratinized epithelium
*________ is a v- shaped groove that separates the anterior and posterior portion of the tongue
sulcus terminalis
- The surface epithelium of the tongue is ____
squamous non-keratinized
*The mucous membrane surface of the lips is make of _______ eipthelium
stratified squamous non-karatinized epithelium
*What structures does the palate make up ?
the roof of the oral cavtity
floor of nasal cavity
the ant. 2/3 of the tongue has elevated mucous membranes called _____
lingual papillae
- ____ papillae are the most numerous on the tongue
Filiform
- ______ papillae cover most of the superior surface. conical in shape and bifurcate. Don’t carry taste buds
Filiform papillae
- _______ papillae are on the tip and sides of tongue . Carries some taste buds
Fungiform papillae
- —— papillae are located // and ant to sulcus terminalis
circumvallate
at the CIRCUMFERENCE of the sulcus terminalis
_____ is the deep groove of sunken circumvallate papillae
trench
- _________ glands are serous glands in deep papillae, their ducts open at the bottom of the trench
Von Ebner’s glands
- ______ papillae are transverse folds on the sides of the tongue posteriorly
foliate
______ are neuroepithealial areas in the mucous membranes of the tongue, pharynx, palate and epiglottis
Taste buds
- ______ make up taste bud cells and are in the center with elongated rod shaped with microvilli (hairlets) . sensitive to taste stim
Neuroepithelial (taste) cells
_____ cells are at the periphery, large cresent like, suport & protect the delicate taste cells
supporting (sustentacular) cells
______ cells are the stem cells for neuroepithelial (taste) cells and supporting cells
basal cells
Gums are made of ______ epithelium
Stratified squamous epithelium
The ______ is the exposed part of the tooth
crown
______ is between the crown of a tooth and the root
neck
the __________ attaches the root of a tooth to the bony sockets
periodontal membrane
The ___ forms the outer layer of the tooths root
cementum
cements the tooth into the bone
___ forms most of the root and part of the crown
dentin
______ the thick crust over the crown
enamel
The root canal and pulp cavity fills with a gelatinous material called the ___
pulp
The muscle tube that extends from the mouth to the esophagus
Pharynx
The surface epithelium of the pharynx is ___
stratified squamous non karatinized
The surface epithelium in the pharynx is stratified squamous non karatinized except in the nasopharnyx which is _______
pseudostratified columnar ciliated with some goblet cells
goblet cells are in what type of epithelium
pseudo stratified columnar ciliated
______: inflammation of the gums
gingivitis
____: paralysis of palatine muscles
Diptheria
- Von Ebner’s glands are serous glands in the CT deep to the ____ papillae
Circumvalate
- _________ epithelium lines the oral pharynx cavity
stratified squamous
*Which lingual papillae lacks taste buds
filiform
- Which cels of the taste bud is a stem cell ?
basal cells
- ________ epithelium covers the ginviva (gums) of the teath
stratified squamous
- Lingual papillae that is least in number
Foliate
- Which tooth structure has the highest level of calcification in its matrix ?
Enamel
- The nasal surface of the mucous membrane of the palate is lined with _____ epithelium
ciliated pseudostratified
*The labial glands can be classified as ____ glands
Mucous