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70 Cards in this Set

  • Front
  • Back
Marks the posterior border of the oral cavity
Palatoglossal fold
Divides the tongue into a right and left half
Median sulcus
Divides the tongue into anterior 2/3 and posterior 1/3
Terminal sulcus
Provides general sensation (pain, temp., pressure, touch) to anterior 2/3 of the tongue
Lingual Nerve

Trigeminal CN-V3 (mandibular division)
Provides taste to the anterior 2/3 of the tongue
Chorda Tympani

Facial Nerve 7
Provides all sensation to the tongue root
Glossopharyngeal nerve CN 9
Trace the nerve supply of the center of the the root of the tongue and the epiglottis
internal laryngeal nerve ->
superior laryngeal nerve ->
vagus nerve
Safety muscle/protruder muscle
Genioglossus muscle
Transmits sensory info from the external nose
Opthalmic division of the trigeminal V1
Fuses with the vomer bone to form the nasal septum
Perpendicular plate
Drains the nasolacrimal duct
inferior meatus
What drains into the middle meatus? (3)
frontal sinus
maxillary sinus
ethmoidal sinus
What drains into the superior meatus? (2)
Sphenoid sinus
ethmoidal sinus
Found in the uppermost area of the nasal cavity and is involved with sensation of smell
olfactory epithelium
lines the anterior 1/3 of the internal nose
stratified squamous epithelium
lines the posterior 2/3 of the internal nose
pseudostratified ciliated columnar epithelium

respiratory epithelium
Secrete mucus in the lining of the airway in response to local irritation
goblet cells
cells that can convert to goblet or ciliated cells in the resp. tract
basal cells
Secretes mucus in the lining of the airway in response to PSNS CN 7
Mucous glands
Trace the venous flow of blood from the face and nasal cavities
IJ->rt.& lt. brachiocephalic->
Superior Vena Cava
Lymphatic drainage of the anterior internal nose
submandibular nodes (submaxillary)
Lymphatic drainage of the posterior internal nose
Deep parotid
Deep cervical
Name the four paired nasal sinuses
frontal, maxillary, ethmoidal, sphenoidal
Posterior end of the pharynx
3 features of the nasopharynx
Euatachian tubes
Tubal tonsils
Pharyngeal tonsils
3 features of the oropharynx
palatopharyngeal fold
palatine tonsils
lingual tonsils
2 features associated with the laryngopharynx
piriform fossa
internal laryngeal nerve
Area where the pharyngeal muscles come together
pharyngeal raphe
Function of the outer circular pharyngeal muscle layer
To propel food downwards
Muscle that helps to close off the nasopharynx during swallowing
palatopharyngeal sphincter
Passavant's ridge
Sphincter that at rest constricts the passageway to the esophagus
Cricopharyngeus muscle
3 muscles that make up the inner longitudinal layer
Origin and insertion of the stylopharyngeus muscle
origin-styloid process
insertion-pharyngeus muscle + thyroid cartilage
Origin and insertion of the palatopharyngeus muscle
insertion-thyroid cartilage + pharyngeal aponeurosis
Origin and insertion of the salpingopharyngeus muscle
origin-pharyngotympanic tube
insertion- pharyngeus muscle and thyroid cartilage
Location of goblet cells
Branches off of these four arteries supply the pharynx
ascending pharyngeal
Lymphatic drainage of the pharynx (2)
Deep cervical nodes
retropharyngeal nodes
3 nerves that make up the pharyngeal nerve plexus
CN 9
CN 10
Supplies sensory innervation to the nasopharynx
CN 9
(small amt. 5)
Supplies sensory innervation to the oropharynx and nasopharynx
CN 9 and 10
Only muscle of the pharynx that is motor innervated exclusively by CN 9. What is the motor nerve for the rest?
stylopharyngeal muscle.

CN 10
Upper and lower border of the larynx
C4-C6 or cricoid cartilage
9 cartilaginous sections of the larynx
Connects the inferior tapered end of the epiglottis to the thyroid cartilage
thyroepiglottic ligament
Connects the epiglottis to the hyoid bone
hyoepiglottic ligament
3 ligaments that anchor the tongue to the epiglottis
median glossoepiglottic fold

2 lateral glossoepiglottic folds
Forms the lateral walls of the laryngeal inlet
Aryepiglottic fold
Fracture of these can lead to severe and persistant throat pain
Superior and inferior horn of thyroid cartilage
Only non-expanding portion of the upper airway
cricoid cartilage
Connects the cricoid cartilage to the first tracheal ring that lies below
cricotracheal ligament
Connects the thyroid cartilage to the hyoid bone
thyrohyoid ligament
Narrowest portion of the upper airway in adults
Rima glottidis
Narrowest portion of the upper airway in children
Opening between the true vocal cords
Rima glottidis
Composed of the Rima glottidis and the true vocal cords
Cavity between the laryngeal inlet and the vestibular folds
Vestibular cavity
Cavity between the vestibular folds and the vocal cords
Ventricular cavity
Cavity between the vocal cords and the inferior border of cricoid cartilage
subglottic cavity
What are the 3 components of the nasal septum
vomer bone, perpendicular plate of ethmoid, septal cartilage
2 components of the hard palate
palatine process of the maxilla
2 palatine bones
Depressed area anterior to the middle meatus
Drains the sinuses directly into the superior meatus
sphenoethmoidal recess
4 types of respiratory epithelium
goblet cells
ciliated columnar
basal cells
Brush cells
List the 14 facial bones
lacrimal 2
nasal 2
Inferior nasal conchae 2
zygomatic 2
maxillae 2
palatine 2
Includes the extra and intrapulmonary airways down to and including the terminal bronchiole
conducting airways
Diaphragmatic lymph nodes drain into the
Phrenic nodes
Parietal pleura drains into these 3 lymph nodes
intercostal, mediastinal, and diaphragmatic
Dilates the auditory tube during swallowing
salpingopharyngeal muscle
Lymphatic drainage of the nasopharynx
retropharygeal and deep cervical