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70 Cards in this Set
- Front
- Back
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Marks the posterior border of the oral cavity
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Palatoglossal fold
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Divides the tongue into a right and left half
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Median sulcus
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Divides the tongue into anterior 2/3 and posterior 1/3
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Terminal sulcus
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Provides general sensation (pain, temp., pressure, touch) to anterior 2/3 of the tongue
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Lingual Nerve
Trigeminal CN-V3 (mandibular division) |
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Provides taste to the anterior 2/3 of the tongue
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Chorda Tympani
Facial Nerve 7 |
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Provides all sensation to the tongue root
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Glossopharyngeal nerve CN 9
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Trace the nerve supply of the center of the the root of the tongue and the epiglottis
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internal laryngeal nerve ->
superior laryngeal nerve -> vagus nerve |
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Safety muscle/protruder muscle
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Genioglossus muscle
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Transmits sensory info from the external nose
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Opthalmic division of the trigeminal V1
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Fuses with the vomer bone to form the nasal septum
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Perpendicular plate
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Drains the nasolacrimal duct
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inferior meatus
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What drains into the middle meatus? (3)
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frontal sinus
maxillary sinus ethmoidal sinus |
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What drains into the superior meatus? (2)
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Sphenoid sinus
ethmoidal sinus |
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Found in the uppermost area of the nasal cavity and is involved with sensation of smell
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olfactory epithelium
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lines the anterior 1/3 of the internal nose
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stratified squamous epithelium
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lines the posterior 2/3 of the internal nose
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pseudostratified ciliated columnar epithelium
respiratory epithelium |
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Secrete mucus in the lining of the airway in response to local irritation
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goblet cells
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cells that can convert to goblet or ciliated cells in the resp. tract
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basal cells
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Secretes mucus in the lining of the airway in response to PSNS CN 7
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Mucous glands
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Trace the venous flow of blood from the face and nasal cavities
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IJ->rt.& lt. brachiocephalic->
Superior Vena Cava |
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Lymphatic drainage of the anterior internal nose
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submandibular nodes (submaxillary)
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Lymphatic drainage of the posterior internal nose
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Deep parotid
Deep cervical Retropharyngeal |
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Name the four paired nasal sinuses
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frontal, maxillary, ethmoidal, sphenoidal
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Posterior end of the pharynx
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C6
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3 features of the nasopharynx
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Euatachian tubes
Tubal tonsils Pharyngeal tonsils |
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3 features of the oropharynx
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palatopharyngeal fold
palatine tonsils lingual tonsils |
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2 features associated with the laryngopharynx
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piriform fossa
internal laryngeal nerve |
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Area where the pharyngeal muscles come together
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pharyngeal raphe
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Function of the outer circular pharyngeal muscle layer
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To propel food downwards
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Muscle that helps to close off the nasopharynx during swallowing
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palatopharyngeal sphincter
Passavant's ridge |
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Sphincter that at rest constricts the passageway to the esophagus
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Cricopharyngeus muscle
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3 muscles that make up the inner longitudinal layer
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stylopharyngeus
palatopharyngeus salpingopharyngeus |
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Origin and insertion of the stylopharyngeus muscle
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origin-styloid process
insertion-pharyngeus muscle + thyroid cartilage |
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Origin and insertion of the palatopharyngeus muscle
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origin-palate
insertion-thyroid cartilage + pharyngeal aponeurosis |
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Origin and insertion of the salpingopharyngeus muscle
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origin-pharyngotympanic tube
insertion- pharyngeus muscle and thyroid cartilage |
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Location of goblet cells
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nasopharynx
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Branches off of these four arteries supply the pharynx
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ascending pharyngeal
maxillary facial lingual |
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Lymphatic drainage of the pharynx (2)
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Deep cervical nodes
retropharyngeal nodes |
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3 nerves that make up the pharyngeal nerve plexus
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SNS
CN 9 CN 10 |
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Supplies sensory innervation to the nasopharynx
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CN 9
(small amt. 5) |
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Supplies sensory innervation to the oropharynx and nasopharynx
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CN 9 and 10
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Only muscle of the pharynx that is motor innervated exclusively by CN 9. What is the motor nerve for the rest?
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stylopharyngeal muscle.
CN 10 |
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Upper and lower border of the larynx
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C4-C6 or cricoid cartilage
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9 cartilaginous sections of the larynx
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arytenoid-2
corniculate-2 cuneiform-2 epiglottis thyroid cricoid |
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Connects the inferior tapered end of the epiglottis to the thyroid cartilage
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thyroepiglottic ligament
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Connects the epiglottis to the hyoid bone
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hyoepiglottic ligament
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3 ligaments that anchor the tongue to the epiglottis
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median glossoepiglottic fold
2 lateral glossoepiglottic folds |
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Forms the lateral walls of the laryngeal inlet
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Aryepiglottic fold
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Fracture of these can lead to severe and persistant throat pain
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Superior and inferior horn of thyroid cartilage
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Only non-expanding portion of the upper airway
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cricoid cartilage
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Connects the cricoid cartilage to the first tracheal ring that lies below
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cricotracheal ligament
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Connects the thyroid cartilage to the hyoid bone
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thyrohyoid ligament
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Narrowest portion of the upper airway in adults
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Rima glottidis
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Narrowest portion of the upper airway in children
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cricoid
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Opening between the true vocal cords
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Rima glottidis
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Composed of the Rima glottidis and the true vocal cords
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glottis
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Cavity between the laryngeal inlet and the vestibular folds
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Vestibule
Vestibular cavity |
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Cavity between the vestibular folds and the vocal cords
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Ventricle
Ventricular cavity |
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Cavity between the vocal cords and the inferior border of cricoid cartilage
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infraglottic
subglottic cavity |
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What are the 3 components of the nasal septum
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vomer bone, perpendicular plate of ethmoid, septal cartilage
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2 components of the hard palate
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palatine process of the maxilla
2 palatine bones |
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Depressed area anterior to the middle meatus
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Atrium
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Drains the sinuses directly into the superior meatus
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sphenoethmoidal recess
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4 types of respiratory epithelium
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goblet cells
ciliated columnar basal cells Brush cells |
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List the 14 facial bones
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vomer
mandible lacrimal 2 nasal 2 Inferior nasal conchae 2 zygomatic 2 maxillae 2 palatine 2 |
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Includes the extra and intrapulmonary airways down to and including the terminal bronchiole
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conducting airways
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Diaphragmatic lymph nodes drain into the
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Phrenic nodes
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Parietal pleura drains into these 3 lymph nodes
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intercostal, mediastinal, and diaphragmatic
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Dilates the auditory tube during swallowing
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salpingopharyngeal muscle
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Lymphatic drainage of the nasopharynx
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retropharygeal and deep cervical
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