Salivary Glands, Tongue, Palate Flashcards
which glands are serous/mucous?
sublingual = seromucous submandibular = mucous parotid = serous
what nerve innervates the sublingual gland, which nucleus and which ganglion is it associated with?
CN7
superior salivatory
submandibular
what nerve innervates the submandibular gland?
CN7
superior salivatory
submandibular
what nerve innervates the parotid gland?
CN9 (auriculotemporal branch)
inferior salivatory
otic
what types of tastebuds are present on the tongue?
circumvallate
foliate
fungiform
filiform (not taste)
what are the extrinsic muscles of the tongue and what are they innervated by?
styloglossus = CN10 palatoglossus = CN12 genioglossus = CN12 hyoglossus = CN12
what nerves supply general sensation to the tongue?
posterior third = CN9
anterior two thirds = lingual (V3 mandibular)
what nerves supply taste sensation to the tongue?
posterior third = CN9
anterior two thirds = CN7 (chorda tympani, SVA)
what are the muscles of the soft palate?
tensor veli palatini = mandibular branch of trigem
levator veli palatini = CN10
palatopharyngeus = CN10
palatoglossus = CN10
which of the soft palate muscles originate from the inferior surface of the palatine aponeurosis?
palatoglossus
which of the soft palate muscles originate from the superior surface of the palatine aponeurosis?
palatopharyngeus
which muscle of the soft palate opens the pharyngotympanic tube?
tensor veli palatini (mandibular nerve)
which muscle depresses the soft palate?
palatopharyngeus
which muscle depresses the soft palate AND elevates the tongue?
palatoglossus
