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Flashcards in Final Exam Deck (32):
0

Because of its function, the seventh cranial nerve is often called the?

Great Motor Nerve of the Face

1

What are the names given to the afferent root of the seventh cranial nerve?

The nervus intermedius, the nerve of Wrisberg

2

What classifications of fibers are conveyed at the apparent origin of the seventh cranial nerve?

Branchial efferent, visceral efferent, somatic afferent, special visceral

3

What is the name of the location for multipolar branchial efferent neurons of cranial nerve VII?

Facial motor nucleus

4

What is the opening through which the seventh cranial nerve exits the cranial vault?

Internal acoustic meatus of the temporal bone

5

What is the name of the afferent ganglion for the seventh cranial nerve?

Geniculate ganglion, genicular ganglion

6

Most of the seventh cranial nerve will exit the skull via what opening?

The stylomastoid foramen

7

Into what region of the head will the stylomastoid foramen open?

The parotid region

8

Branchial efferent fibers carried in the seventh cranial nerve will innervate what muscles?

Muscles of facial expression, muscles of the scalp and auricle, the buccinator, platysma, stapedius, stylohyoid, and the posterior belly of the digastric

9

What will the parasympathetic efferent pathways of the seventh cranial nerve supply?

The lacrimal, submandibular, sublingual, lingual, and mucosal glands

10

Preganglionic visceral efferent fibers of cranial nerve VII will exit the pons in what nerve?

Nervus intermedius, nerve of Wrisberg, sensory root of facial nerve

11

Which immediate branch of the seventh cranial nerve will convey preganglionic parasympathetic efferent fibers to the lacrimal gland?

Greater petrosal or greater superficial nerve

12

Which branch of the seventh cranial nerve will convey preganglionic parasympathetic fibers into the pterygopalatine ganglion?

Vidian nerve or nerve of the pterygoid canal

13

The continuation of the great petrosal nerve exits the middle cranial fossa by what opening?

Vidian canal or pterygoid canal of the sphenoid bone

14

The vidian canal opens into what region of the head?

The pterygopalatine region, sphenopalatine region

15

What are the names of the ganglion of synapse in the efferent pathway to the lacrimal gland?

Pterygopalatine ganglion, sphenopalatine ganglion, Meckel's ganglion

16

Postganglionic parasympathetic efferent fibers from the pterygopalatine, sphenopalatine or Meckel's ganglion will become incorporated in which cranial nerve branch?

Maxillary nerve of the trigeminal

17

The maxillary division of the cranial nerve V exits the pterygopalatine region via what opening?

The inferior orbital fissure

18

What bones converge to form the inferior orbital fissure?

Sphenoid maxillary, palatine, and zygomatic

19

The parasympathetic pathway to the lacrimal gland will involve branches from which cranial nerves?

Facial and trigeminal nerves

20

What immediate branch of the maxillary nerve will convey postganglionic parasympathetic efferent fibers to the lacrimal gland?

Zygomatic nerve

21

Which branch of the zygomatic nerve will convey postganglionic parasympathetic efferent fibers to the lacrimal gland?

Zygomaticotemporal nerve

22

The zygomaticotemporal nerve will convey postganglionic parasympathetic efferent fibers to the lacrimal gland through a communication with which branch of the fifth cranial nerve?

Ophthalmic nerve

23

Which ophthalmic nerve branch will contain postganglionic parasympathetic efferent fibers?

Lacrimal nerve

24

Postganglionic parasympathetic efferent fibers from the ophthalmic nerve will innervate which gland?

Lacrimal gland

25

What is the nucleus of origin for the preganglionic parasympathetic fibers carried in the seventh cranial nerve for the submandibular and sublingual glands?

Superior salivatory nucleus

26

Which immediate branch of the seventh cranial nerve will convey preganglionic parasympathetic efferent fibers to the submandibular and sublingual glands?

Chorda tympani nerve

27

The chorda tympani nerve exits the temporal bone via which opening?

The petrotympanic fissure of the temporal bone

28

The chorda tympani nerve will join which nerve?

The lingual nerve of the mandibular division of the trigeminal

29

Which branch of the mandibular division of the trigeminal will convey preganglionic parasympathetic efferent fibers to the submandibular and sublingual glands?

Lingual nerve

30

Preganglionic parasympathetic efferent fibers will synapse in which ganglion along the pathway to the sublingual gland?

Submandibular ganglion

31

The parasympathetic pathway to the submandibular and sublingual glands will involve branches from which cranial nerves?

Facial nerve and trigeminal nerve