5 Written questions
5 Matching questions
- What are the three functional areas of the nasal cavity
- Sphenoid Sinus
- The nerve supply of the posterior-inferior portion of the nasal mucosa is
mainly from the ______, by way of the ______ to the nasal septum, and ______ and ____branches of the _____ to the lateral wall.
- Maxillary division of trigeminal nerve: travels through roof of the
_________. It is carrying sensory information from the _____ and ____
- What are several important structures in the vicinity of the sphenoid sinus
- a 1. vestibule
2. respiratory area
3. olfactory area
- b maxillary nerve; nasopalatine nerve; posterior superior lateral nasal; inferior lateral nasal; greater palatine nerve
- c pterygopalatine fossa; nasal and oral
- d - In the body of the sphenoid bone, under floor of hypophyseal fossa.
- Several important structures in the vicinity of this sinus, including: optic nerve, pituitary gland, cavernous sinus and internal carotid
- e optic nerve, pituitary gland, cavernous sinus and internal carotid arteries.
5 Multiple choice questions
- sphenopalatine foramen to the nasal cavity; palate
- located in the middle meatus; has openings for secretions from frontal sinus, maxillary sinus and anterior ethmoid air cells
- a muscle that forms the salpingopharyngeal fold. It runs from the posterior aspect of the cartilaginous part of the pharyngotympanic tube to blend with the palatopharyngeus muscle. It
helps to elevate the pharynx during swallowing. It is innervated by Vagus Nerve (CN X).
- - opens into middle meatus (via semilunar hiatus)
- left and right usually asymmetrical
-innervated by V1
- a parasympathetic ganglion of the facial
nerve (CN VII), The parasympathetics are delivered to the nasal cavity, oral cavity and the lacrimal gland in the orbit.
5 True/False questions
Blood supply to the external nose → carried by infratrochlear, external nasal and infraorbital nerves
Pharyngotympanic (auditory) tube: communication between ____ and _____ → pterygopalatine fossa; infratemporal fossa
Torus tubarius → elevation formed by cartilaginous portion of pharyngotympanic tube
Inferior meatus receives secretions (tears) from → surface of eye through nasolacrimal duct
Inferior orbital fissure allows the pterygopalatine fossa allows communication with the → orbit