Flashcards in Oral Cavity Deck (40)
Which type of lingual papillae is most numerous at apex and margins of tongue?
Geographic Tongue (Benign migratory glossitis)
Different textures on the tongue - surface anatomy changes as per what is eaten; Pattern forms based on what you eat or when stressed/relaxed
Is the ability to taste affected by geographic tongue?
Hairy Tongue (Lingua villosa nigra)
Fungi and bacteria can colonize on the filiform
is an acquired condition - common in adolescents; comes from not cleaning enough/properly; Color can change based on bacteria; Antibiotics and Antifungals are given; Is acquired and associated with poor hygiene
Extrinsic muscles of the tongue.
genioglossus, hyoglossus, styloglossus, palatoglossus (associated with external aspect of the tongue to move it peripherally)
Intrinsic muscles of the tongue.
change the surface anatomy or mucosa or papillae to amplify exposure to a particular taste (superior longitudinal, inferior longitudinal, transverse, vertical - continuous with genioglossus); where the genioglossus ends the intrinsics start
constitutes bulk of tongue, mandible to tongue; depresses, protrusion, retracts, "wags," basically it does everything :p
thin muscle, hyoid bone to tongue, depresses tongue
small muscle, styloid to tongue, retrudes and curls tongue