oral cavity 1 Flashcards
what is the entire oral cavity lined by
Stratified squamous epithelium
what is the inner aspect of the lips called
mucous membrane
what are lips joined by
labial commissure
lips are separated from the cheeks by
naso labial groove
from the nose what are the raised folds with a groove called
philtrum
the lower lip is separated from the chin by
labio mental groove
the hard palate separates the oral cavity from the …
nasal cavity
the border between the lips and the surrounding skin is
vermillion border
the skin on the lips is what kind of epithelium
non keratinised stratified squamous epithelium
what gland is present in the cheeks
parotid gland
where does the parotid papilla open
next to upper 2nd molar
what does the oral cavity proper contain
the tongue
The hard palate is formed by the
palatine processes of maxilla and palatine bones
what type of epithelium covers the hard palate
keratinised epithelium (thick)
what are the 4 features of the hard palate
Median Raphe, Rugae, incisive Papilla and glandular tissue
The soft palate is covered by what type of epithelium
Non- Keratinised stratified squamous epithelium
The soft palate is lined with what type of epithelium
Ciliated columnar epithelium
The soft palate is a sheet of fibrous tissue which is called
Aponeurosis
what is the conical projection at the back of the soft palate?
Uvula
Lateral borders of the soft palate split on either side into 2 folds that are called?
Palatoglossal arch
Palataopharangeal arch
what lies in-between the palatoglossal arch and palataopharangeal arch?
palatine tonsil
what type of epithelium is the floor of the mouth covered by
Non keratinised stratified squamous epithelium
the floor of the mouth is made up of what muscles
mylohyoid
genioglossus
geniohyoid
anterior belly of digastric
the floor of the mouth has what salivary glands
sublingual salivary gland
submandibular salivary gland
4 features of the floor of the mouth
sublingual sulcus
lingual frenum
sublingual papilla
sublingual fold
what type of epithelium is the alveolar ridge lined with?
keratinised stratified squamous epithelium
the space between the lips and the teeth is termed what
the vestibule
what type of epithelium is the interdental col
keratinised
the soft lump on the hard palate between the upper central incisors is called what?
incisive papilla
the soft palate consists of a fold off epithelium enclosing amongst other things. a fibrous sheet termed the palatine what?
aponeurosis
the dorm of the anterior two- thirds of the tongue has a characteristic roughness due to the large number of what papillae?
filiform papillae
what papillae are less numerous visible red dots on the lateral and tip of the tongue?
fungiform papillae
v shaped row between the anterior 2/3 and posterior 1/3 of the dorsum of the tounge are called what papillae and how many are roughly present?
vallate papillae 8-12