Anatomy 4 – Flashcard
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The space between your lips/cheeks and teeth
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vestibule
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junction between your dry skin and your moist oral cavity
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lips
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What type of cancer appears on lower lip?
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1/3 squamous cell carcinoma
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The border of the lips
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vermilion zone
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What type of cold sores appear on the vermilion zone?
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reccurent herpes labialis
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indentation of midline of upper lip.
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philtrum
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Median nasal process joined maxillary process fused
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philtrum
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zygomatic arch
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check bone
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point at which the mucosa of lip and check turn towards the gingiva (where chewing tobacco goes)
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mucobuccal fold
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pink attached gingiva meets loose red alveolar mucosa
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mucogingival junction
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Fold of connective tissue found on the midline of the upper and lower lips?
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maxillary labial frenum AND mandibular labial frenum NOT A MUSCLE
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small bone growths on the buccal cortical plates of either max or man. They are common and harmless
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exostoses
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Significance of coronoid process?
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shows up on xrays of max molars displaces impression trays difficult to instrument posterior to last molar bone closest to nose
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all tissue in mouth
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oral muscoa
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area posterior to last mandibular molar it is a landmark for injections
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retromolar pad
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misplaced sebaceous glands normally found on skin, but were folded into oral cavity. 60% of ppl have these, harmless
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Fordyce's granules
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palatine bones + palatine process of max roof of mouth
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hard palate
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conditions/diseases of hard palate?
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thrush, herpes, STD's, syphallis, cancer, chicken pox, measles, TB
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Transverse ridges of epitheal tissue and some connective tissue. Covered with keratinized epithelium
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rugae
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bulge of tissue behind 8 and 9
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incisive papilla
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opening for a nerve which is going to innervate nasopalatine injection
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incisive foramen
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Marks the end of the hard palate and start of the soft palate
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posterior nasal spine
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Clinical significance of palatal tori?
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injections and xrays
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excessive bony growth along the midline of the palate. Can be inherited, common in females, manifests during puberty. 20 % of ppl have these
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palatal tori
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2 small dots next to midline in back of hard palate
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palatine fovea
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starts where the hard palate ends, back towards throat
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soft palate
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downward projecting muscle in soft palate
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uvula
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located between 2 pillars made of lymph tissue
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palatine tonsils
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palatopharyngeal arch contains what
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posterior pillar
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palatoglossal arch contains what?
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anterior pillar
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area from one side of throat to the other
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fauces
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Diseases/conditions of the tongue and floor of mouth
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cancer, herpes, hairy tongue
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Where are the lingual tonsils located?
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at the base of the tongue lymphoid tissue
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fold of tissue that attaches tongue to the floor of the mouth
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lingual frenum
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tongue attachment is too close to tip of tongue "tongue tied"
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ankyloglossia
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2 duct opening for 2 major salivary glands which are bartholins and whartons
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sublingual caruncle
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fold of tissue on floor of mouth that extends backward from sublingual caruncle
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sublingual fold
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usually bilateral and next to premolars, bony growths, asymptomatic
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sublingual/mandibular tori
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Clincial significance of sublingual/mandibular tori?
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xrays, impressions, dentures
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fringe like projection on ventral surface of tongue that is lateral to the deep vein
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plica fimbriata
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convexity of canine bone (buccal side) landmarks for injections
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canine eminence
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near max 2nd molar, flap covers opening
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parotid gland flap- stensons duct
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What is the ala of the nose?
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wing of the nose (2)
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corners where the upper and lower lip come together
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labial commissure
