The entry of bacteria through which space could lead to an infection in the mastoid air cells:
Auditory (nasopharyngeal) tube Cochlea External acoustic meatus Internal acoustic meatus Sacculus
Most paranasal sinuses and/or air cells drain, directly or indirectly, into the:
Inferior meatus Middle meatus Superior meatus Nasal vestibule Sphenoethmoidal recess
Irrigation of the maxillary sinus through its opening is a supportive measure to accelerate the resolution of a maxillary sinus infection. Which of the following nasal spaces is the most likely approach to the sinus opening?
choana inferior meatus middle meatus sphenoethmoidal recess superior meatus
In assessing a deep laceration of the right side of the nose, the attending physician determines that the cartilage on the lateral side of the nostril has been cut. What cartilage was injured?
Accessory Alar Lateral Septal None of the above
The nasolacrimal duct empties into which part of the nasal cavity?
Hiatus semilunaris Inferior meatus Middle meatus Sphenoethmoidal recess Vestibule
The pharyngeal tonsils, or adenoids, may become inflamed and in serious cases need to be removed. Where would the physician search for them?
In the tonsillar fossa In the pharyngeal recess In the piriform recess In the roof of the nasopharynx Upon the dorsal surface of the tongue
The middle nasal concha is part of what bone?
Ethmoid bone Maxilla Palatine bone Sphenoid bone Vomer
A 23-year-old man comes to you complaining that he can't stop crying, i.e. tears regularly run down the right side of his face. You suspect that one of the lacrimal ducts on the right side of the face is blocked. You look into an endoscope to see if the nasolacrimal duct is blocked. Into which part of the nasal cavity would you look to see the opening of the duct?
Hiatus semilunaris Inferior meatus Middle meatus Sphenoethmoidal recess Superior meatus
Which structure forms a border of the tonsillar fossa?
Torus tubarius Palatopharyngeal fold Salpingopharyngeal fold Lateral glossoepiglottic fold Medial pterygoid plate
The communication between the pharynx and the nasal cavity is known as the:
Aditus Auditory tube Choanae Fauces Piriform recess
Following thyroid surgery, it was noted that a patient frequently aspirated fluid into her lungs. Upon examination it was determined that the area of the piriform recess above the vocal fold of the larynx was numb. What nerve may have been injured?
External branch of the superior laryngeal Hypoglossal Internal branch of the superior laryngeal Lingual Recurrent laryngeal
The constrictor muscles of the pharynx receive their motor nerve supply from the:
Glossopharyngeal nerve Hypoglossal nerve Spinal accessory nerve Sympathetic trunk Vagus nerve