click below
click below
Normal Size Small Size show me how
CN IX
Question | Answer |
---|---|
The branches of CN IX are __ | Lingual, tympanic, pharyngeal, branch to stylopharyngeus, carotid |
How many branches of CN IX are there? | 5 |
Postganglionic fibres exit the __ and contribute to the auriculotemporal nerve | Otic ganglion |
Contributes to the tympanic plexus | Tympanic nerve |
Only muscle provided with motor function by CN IX | Stylopharyngeus |
The difficulty or inability to swallow | Dysphagia |
The __ muscle elevates the pharynx | Stylopharyngeus |
CN IX exits the skull alongside which cranial nerves? | CN X and CN XI |
The palatine tonsils receive sensory innervation from the __ branch of CN IX | Lingual |
The lingual branch carries __ and __ fibres to the posterior 1/3 of the tongue | SVA and GVA |
Disorder caused by compression of CN IX | Secondary glossopharyngeal neuralgia |
Referred pain in the pharynx is a sign of__ | Glossopharyngeal neuralgia |
CN IX exits the skull via the__ | Jugular foramen |
The __ branch innervates the carotid body | Carotid |
The carotid branch is often called the__ | Carotid sinus nerve |
Which branch of CN IX communicates with the pharyngeal branch of CN X? | Pharyngeal |
CN IX arises posterior to the __ | Olive |
The nuclei associated with CN IX are located in the ___ of the brainstem | Medulla oblongata |
The __ and __ branches can sustain injury due to tonsillectomy | Lingual and pharyngeal |
How long do intractable hiccups last? | More than 24 hours |