DNAP 735 Exam 3 With Complete Solution

DNAP 735 Exam 3 With Comp lete Solut ion The nasal passage accounts for ___ of total airway resistance - ANSWER 2/3 the nasal passage is innervated by branches of the ____ nerve - ANSWER trigeminal (CN V) The nasal passage includes the septum, turbinates, and ____ tonsils - ANSWER adenoid the inferior 2/3 of the nasal cavity is the _____ area, while the superior 1/3 is the _____ area - ANSWER respiratory, olfactory Three nasal concha divide the nasal cavity into four air passages. What are they? - ANSWER Sphenoethmoidal recess, superior nasal meatus, middle nasal meatus, and inferior nasal meatus The ______ are air filled extensions of the respiratory part of the nasal cavity - ANSWER paranasal sinuses The frontal sinus is innervated by the ____ branch of the ____ nerve - ANSWER ophthalmic, trigeminal Ethmoidal cells (sinuses) are innervated by the ____ branch of the ____ nerve - ANSWER ophthalmic, trigeminal The sphenoidal sinuses are innervated by the ____ branch of the ____ nerve - ANSWER ophthalmic, trigeminal The maxillary sinuses are innervated by the ____ branch of the ____ nerve - ANSWER maxillary, trigeminal There are ____ adult teeth numbered 1-16 ____ to ____on the maxilla and 17-32 left to right on the _____ - ANSWER 32, right, left, mandible Teeth 1-16 are supplied by the ____ , which is from the _____ division of the _____ nerve - ANSWER superior alveolar nerve, maxillary, trigeminal Teeth 17-32 are supplied by the _____, which is from the _____ division of the _____ nerve - ANSWER inferior alveolar nerve, mandibular, trigeminal The ____ is the predominate cause of airway resistance in oral cavity - ANSWER tongue The genioglossus, hyoglossus, and styloglossus muscles receive motor innervation from the ____ nerve - ANSWER hypoglossal (CN XII) The palatoglossus muscle receives motor innervation from the ____ nerve - ANSWER vagus (CN X) The anterior 2/3 of the tongue receives sensory innervation (temperature and touch) from the ____ nerve, which is from the ____ division of the ____ nerve - ANSWER lingual, mandibular, trigeminal The posterior 1/3 of the tongue receives sensory innervation (temperature and touch) from the ______ - ANSWER glossopharyngeal nerve (CN IX) The inferior epiglottis is innervated by the _____ nerve, which is a branch of the _____ nerve - ANSWER Internal laryngeal, Vagus (CN X) Taste to the anterior 2/3 of the tongue is achieved through innervation from the _______ nerve, a branch of the ______ nerve - ANSWER chorda tympani, facial (CN VII) Taste to the posterior 1/3 of the tongue and the anterior epiglottis is achieved through innervation from the _______ - ANSWER glossopharyngeal nerve (CN IX) The palate forms the roof of the ____ cavity and the floor of the ____ cavity - ANSWER oral, nasal The anterior 2/3 of the palate is ____ and made up of _____, while the posterior 1/3 is ____ and made up of _____ - ANSWER hard, bone, soft, muscle The palatine process of the maxilla bone and the horizontal plate of the palatine bone make up the _____ - ANSWER hard palate What are the muscles of the soft palate? - ANSWER Tensor veli palatini, levator veli palatini, palatoglossus, palatopharyngeus, and musculus uvulae The _____ muscle tenses the soft palate and opens the mouth of the pharyngotympanic tube during swallowing and yawning. It is innervated by the _____ division of the _____ nerve. - ANSWER Tensor veli palatini, mandibular, trigeminal The _____ muscle elevates the soft palate during swallowing and yawning. It is innervated by the ____ nerve. - ANSWER levator veli palatini, vagus The _____ muscle elevates the posterior part of the tongue and draws the soft palate onto the tongue. It is innervated by the ____ nerve. - ANSWER palatoglossus, vagus The _____ muscle tenses the soft palate and pulls the walls of the pharynx superiorly, anteriorly, and medially with swallowing. It is innervated by the ____ nerve. - ANSWER palatopharyngeus, vagus The ____ muscle shortens the uvula and pulls it superiorly. It is innervated by the ____ nerve. - ANSWER musculus uvulae, vagus The _____ connects the nasal and oral cavities to larynx and esophagus - ANSWER pharynx The pharynx extends from the base of the ____ to which vertebra? - ANSWER skull, C6 The nasopharynx is posterior to the _____ and superior to the _____ - ANSWER nose, soft palate The _____ is posterior to the mouth, soft palate superior, base of tongue inferior and palatoglossal and palatopharyngeal arches laterally, and ends at the superior border of the epiglottis - ANSWER oropharynx The laryngopharynx, also known as the ______, extends from superior border of the ______ to inferior border of the _____ cartilage, (C__-___) - ANSWER hypopharynx, epiglottis, cricoid, 4, 6 The larynx is located at C___-C___ in the adult - ANSWER 4, 6 The larynx is made up of ___ cartilages. List them. - ANSWER 9 -3 paired: Arytenoid Corniculate Cuneiform -3 unpaired: Thyroid