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31 Cards in this Set
- Front
- Back
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State the normal number of adult teeth:
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32
(8 incisors, 4 canines, 8 pre-molars, 12 molars) |
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State the number of deciduous teeth (baby)
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20
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Parotid papilla opens by
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the 2nd molar
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The roof of the mouth is formed by which structures?
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hard palate -- anteriorly
soft palate --posteriorly |
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What bones make up the hard palate?
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Maxilla (palatine process), palatine bone (horizontal plate)
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State the structure which is found at the midline of the soft palate.
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The uvula
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Waldeyer's ring is comprised up:
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lingual tonsils
palatine tonsils pharyngeal tonsils |
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Tonsillitis is an:
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inflammatory condition of the tonsils due to bacteria, allergies or respiratory problems. When inflamed, tonsils become red and swollen with a grayish or yellowish coating on the surface
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Palatine tonsil is found...
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in the tonsillar sinus
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lingual tonsils found...
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at the posterior tongue
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What muscle elevates and retracts the soft palate?
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Levator veli palatini
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The 5 muscles of the soft palate
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- palatoglossus
- tensor veil palatini - levator veli palatini - musculus uvula - palatopharyngeus |
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The tensor veli palatini is innervated by
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CN V3
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The levator veli palatini is innervated by
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CN X
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salpinopharyngeus muscle is innervated by
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CN X
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Greater and lesser palatine nerves ...
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supply the hard palate and are of CN V2
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Pharyngeal plexus is comprised of
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CN IX, X, XI and they also supply the hard palate
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Besides the palatoglossus which is supplied by CN X, other muscles of the tongue are supplied by
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CN XII
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The motor branches fo the pharyngeal plexus supplies...
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most of the muscle of the pharynx and soft palate
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The tongue is divided into 2 parts:
part one is the anterior 2/3 which is housed in the |
oral cavity proper
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The tongue is divided into 2 parts, part two is the posterior 1/3 which is situated...
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within the oropharynx
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muscular innervation of the pharynx is by
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CN XII (hypoglossal)
Except: palatoglossus (CN X) |
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The 4 ExtrinsiC muscles of the tongue are:
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- genioglossus
- hyoglossus -styloglossus - palatoglossus |
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What nerve provides taste sensation to the posterior 1/3rd of the tongue?
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CN IX (glossopharyngeal)
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What nerve provides taste to the anterior 2/3rd of the tongue?
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CN VII (ChordA TympaNi)
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What nerve provides general sensation to the anterior 2/3 of the tongue
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Lingual nerve (V3)
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What nerve provides general sensation to the posterior 1/3 of the tongue
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Glossopharyngeal (CN IX)
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What is the major blood supply to the tongue?
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The lingual artery (branch of external carotid)
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Of the three sets of salivary glands, which is the smallest?
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sublingual
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Wharton's duct is also known as
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Submandibular duct
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The hypoglossal nerve enters the floor of the mouth b/w the
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hypoglossus & mylohyoid muscles
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