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Flashcards in Final Exam Deck (32)
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0
Q

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

A

The nervus intermedius, the nerve of Wrisberg

1
Q

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

A

Great Motor Nerve of the Face

2
Q

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

A

Branchial efferent, visceral efferent, somatic afferent, special visceral

3
Q

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

A

Facial motor nucleus

4
Q

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

A

Internal acoustic meatus of the temporal bone

5
Q

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

A

Geniculate ganglion, genicular ganglion

6
Q

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

A

The stylomastoid foramen

7
Q

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

A

The parotid region

8
Q

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

A

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

9
Q

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

A

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

10
Q

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

A

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

11
Q

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

A

Greater petrosal or greater superficial nerve

12
Q

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

A

Vidian nerve or nerve of the pterygoid canal

13
Q

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

A

Vidian canal or pterygoid canal of the sphenoid bone

14
Q

The vidian canal opens into what region of the head?

A

The pterygopalatine region, sphenopalatine region

15
Q

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

A

Pterygopalatine ganglion, sphenopalatine ganglion, Meckel’s ganglion

16
Q

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

A

Maxillary nerve of the trigeminal

17
Q

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

A

The inferior orbital fissure

18
Q

What bones converge to form the inferior orbital fissure?

A

Sphenoid maxillary, palatine, and zygomatic

19
Q

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

A

Facial and trigeminal nerves

20
Q

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

A

Zygomatic nerve

21
Q

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

A

Zygomaticotemporal nerve

22
Q

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

A

Ophthalmic nerve

23
Q

Which ophthalmic nerve branch will contain postganglionic parasympathetic efferent fibers?

A

Lacrimal nerve

24
Q

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

A

Lacrimal gland

25
Q

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

A

Superior salivatory nucleus

26
Q

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

A

Chorda tympani nerve

27
Q

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

A

The petrotympanic fissure of the temporal bone

28
Q

The chorda tympani nerve will join which nerve?

A

The lingual nerve of the mandibular division of the trigeminal

29
Q

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

A

Lingual nerve

30
Q

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

A

Submandibular ganglion

31
Q

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

A

Facial nerve and trigeminal nerve