Exam 2 CN IX Glossopharyngeal

Question 1

Name the nucleus for the taste sense of the glossopharyngeal nerve

Answer 1

Tractus solitarius

Question 2

Name the nucleus of the general sense of the glossopharyngeal nerve.

Answer 2

Spinal nucleus of trigeminal

Question 3

Name the motor nucleus of the glossopharyngeal nerve for the stylopharyngeus.

Answer 3

Nucleus Ambiguus

Question 4

The parasympathetic fibers in the glossopharyngeal nerve originate from what nucleus?

Answer 4

Inferior Salivatory nucleus

Question 5

Name the nucleus which sends the efferent fibers to the parotid gland

Answer 5

Inferior Salivatory nucleus

Question 6

Name the nerves that convey the visceral motor fibers from the inferior salivatory nucleus to the parotid gland in sequence.

Answer 6

Inferior Salivatory nucleus, Glossopharyngeal N, (Inferior Glossopharyngeal Ganglion), Tympanic N, Tympanic plexus, Lesser Petrosal N, Otic Ganglion, Auriculotemporal N of Mandibular, and Parotid Gland

Question 7

The glossopharyngeal N leaves the cranial cavity through what?

Answer 7

center of Jugular Foramen

Question 8

The superior ganglion of the glossopharyngeal nerve gives off branches to the pharynx. True or False

Answer 8

False - no branches in superior

Question 9

The auricular neve of the vagus communicates with what?

Answer 9

Inferior ganglion of glossopharyngeal

Question 10

Name the nerve which perforates the posterior belly of the digastric to communicate with the trunk of the glossopharyngeal nerve.

Answer 10

Facial Nerve

Question 11

Name the nerve which arises from the inferior ganglion of the glossopharyngeal nerve and ascends through the inferior tympanic canaliculi.

Answer 11

Tympanic N of Glossopharyngeal

Question 12

Name the nerves which form the tympanic plexus

Answer 12

Tympanic N

Caritcotympanic N

Question 13

Name the nerve which passes the foramen ovale or the caniculi innominatus to join the otic ganglion

Answer 13

Lesser Petrosal N

Question 14

Name the nerve which innervates the carotid sinus

Answer 14

Carotid n of Glossopharyngeal

Question 15

Name the nerves which form the pharyngeal plexus

Answer 15

Pharyngeal N of Glossopharyngeal
Pharyngeal N of Vagus
Laryngopharyngeal N of superior cervical ganglion

Question 16

Name the nerve which innervates the stylopharyngeus muscle

Answer 16

Pharyngeal N of Glossopharyngeal

Question 17

Name the nerve that innervates the postsulcal part of the tongue for taste and general sense

Answer 17

Lingual N of Glossopharyngeal

Question 18

Name the nerve which innervates the vallate papillae

Answer 18

Lingual N of Glossopharyngeal

Question 19

The otic ganglion is functionally connected to what?

Answer 19

Glossopharyngeal N

Question 20

The sympathetic root of the otic ganglion is derived from what?

Answer 20

Middle Meningeal Plexus

Question 21

Name the four modalities of Glossopharyngeal with nuclei

Answer 21

Branchial efferent - nucleus ambiguus
Visceral efferent - Inferior Salivatory nucleus
Somatic afferent - Spinal Nucleus of Tri
Special Sensory - Tractus solitarius