MCQ - مملكة طب الاسنان

What gives the vermillion zone the red color?

Sweet and salt taste present in lateral tongue

Small fibers run in circular arrangement around the tooth Called

Junctional epithelium Attachment to tooth by ......

Median palatine raphe: Extends from the incisive papilla anteriorly.

attached gingiva is about .......... It lies between the free gingival groove and the alveolar mucosa.

The junction of the attached gingiva and the unattached gingiva is called mucogingival junction .

interdental papilla is that part of the gingiva that fills the space between two adjacent teeth.

Nucleated, with flat cells, ultimately desquamated and don’t form keratin, therefore they don't stain with eosin (red in color) as do the surface of keratinized epith

Dendritic's cell present in the basal cell layer, its embryonic origin from neural crest cells.

Its originate from hemopoietic stem cells and it present in any layer of oral epith.

About Age changes of Oral Mucosa All statment are true except one

Buccal mucosa and lips are loose and pliable whereas the gingiva and hard palate are firm

Touch sensations in the hard palate result in gag reflex.

It is a part that is adapted to the friction produced by mastication, and this of keratinized or parakeratinized oral epith. like gingiva and hard palate.

It Form about 15% of total mucosa.

The oral mucosa is ............... to bacterial toxins

The oral mucosa is continuous with the skin of the lip through the vermilion border