8. Cranial Nerves MCQs

CHOOSE BETWEEN YES OR NO:

The optic nerve is formed by the axons of the ganlionar cells in the retina.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

The vagus nerve is secretomotor to the glands of the stomach.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

The ophthalmic division of the trigeminal nerve lies on the medial wall of the cavernous sinus.

YES OR NO

NO

CHOOSE BETWEEN YES OR NO:

Abducent nerve is a pure somatomotor nerve.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

Ganglion vestibulare is located in the depth of meatus acusticus internus.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

The hypoglossal nerve has a nucleus in the floor of the fourth ventricle.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

The vestibular part of the vestibulocochlear (eighth cranial) nerve is entirely sensory.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

The vagus nerve is entirely motor nerve.

YES OR NO

NO

CHOOSE BETWEEN YES OR NO:

The vestibular part of the vestibulocochlear (eighth cranial) nerve has first neurons which are pseudounipolar.

YES OR NO

NO

CHOOSE BETWEEN YES OR NO:

The ciliary muscle is supplied by the oculomotor nerve.

YES OR NO

YES

CHOOSE ONE CORRECT ANSWER:

The facial nerve:

A. lies medial to the styloid process

B. is deep to the retromandibular (posterior facial) vein in the parotid gland

C. leaves the skull through the stylomastoid foramen

D. contains parasympathetic nerve fibres which innervate the parotid gland.

C. leaves the skull through the stylomastoid foramen

CHOOSE ONE CORRECT ANSWER:

Which of the following cranial nerves can cause movement of trapezius muscle?

A. IV

B. VII

C. X

D. XI

D. XI

CHOOSE ONE CORRECT ANSWER:

Which of the cranial nerve nuclei below is somatomotor (supply striated muscles):

A. nucleus dorsalis n.vagi

B. nucleus n. hypoglossi

C. nucleus spinalis n. trigemini

D. nucleus solitarius

E. n.salivatorius caudalis

B. nucleus n. hypoglossi

CHOOSE ONE CORRECT ANSWER:

The superior orbital fissure transmits all of the following EXCEPT:

A. ophthalmic division of the trigeminal nerve

B. maxillary division of the trigeminal nerve

C. oculomotor nerve

D. trochlear nerve

E. abducens nerve

B. maxillary division of the trigeminal nerve

CHOOSE ONE CORRECT ANSWER:

Which of the following nerves is NOT contained within the cavernous sinus?

A. optic nerve

B. oculomotor nerve

C. trochlear nerve

D. trigeminal nerve (specifically the ophthalmic division)

E. abducent nerve

A. optic nerve

CHOOSE ONE CORRECT ANSWER:

Which of the following is NOT a branch of the facial nerve?

A. temporal

B. zygomatic

C. buccal

D. mental

E. cervical

D. mental

CHOOSE ONE CORRECT ANSWER:

Which of the following does NOT contribute to innervation of the dura mater?

A. ophthalmic division of the trigeminal nerve

B. maxillary division of the trigeminal nerve

C. mandibular division of the trigeminal nerve

D. facial nerve

E. C1, C2, and C3

D. facial nerve

CHOOSE ONE CORRECT ANSWER:

Which of the following cranial nerves exits the brainstem via the preolivary sulcus?

A. Abducens (VI)

B. Facial (VII)

C. Hypoglossal (XII)

D. Vagus (X)

E. Trigeminal (V)

C. Hypoglossal (XII)

CHOOSE ONE CORRECT ANSWER:

Which of the following cranial nerves exits the posterior (dorsal) aspect of the brainstem?

A. Abducens (VI)

B. Hypoglossal (XII)

C. Trigeminal (V)

D. Trochlear (IV)

E. Vestibulocochlear (VIII)

D. Trochlear (IV)

CHOOSE ONE CORRECT ANSWER:

A lesion involving the root of which of the following nerves would most likely have an effect on the gag (pharyngeal reflex) reflex?

A. Accessory

B. Facial

C. Glossopharyngeal

D. Hypoglossal

E. Trigeminal

C. Glossopharyngeal

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The oculomotor nerve:

A. has its nucleus in the midbrain

B. lies between the posterior cerebral and superior cerebellar arteries

C. contains postganglionic parasympathetic nerve fibres

D. supplies the levator palpebrae superioris muscle with sympathetic nerve fibres

E. supplies the ciliary muscle

A. T

B. T

C. F

D. F

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The glossopharyngeal nerve:

A. is entirely sensory

B. contains fibres associated with taste from the posterior third of the tongue

C. is the only sensory nerve from the mucous membrane of the pharynx

D. leaves the skull through the jugular foramen

E. is connected with the glossopharyngeal nucleus in the floor of the fourth ventricle.

A. F

B. T

C. F

D. T

E. F

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The hypoglossal nerve:

A. supplies all the extrinsic muscles of the tongue

B. has a nucleus in the floor of the fourth ventricle

C. emerges from the hindbrain lateral to the pyramid

D. leaves the skull through a canal (foramen) in the occipital bone

E. lies between the external and internal carotid arteries.

A. F

B. T

C. T

D. T

E. F

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The vestibular part of the vestibulocochlear (eighth cranial) nerve:

A. is entirely sensory

B. is connected through its nuclei with the cerebellar hemisphere mainly of the opposite side

C. has first neurons which are pseudounipolar

D. has a ganglion which lies in the vestibule of the internal ear

E. is connected through its nuclei and the medial longitudinal tract with the motor nucleus of the facial nerve.

A. T

B. T

C. F

D. F

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The cranial accessory nerve:

A. is the main nerve supply of the muscles of the pharynx

B. joins the vagus above the jugular foramen

C. contains sensory fibres from the larynx

D. contains motor fibres from cell bodies forming a nucleus in the pons.

E. emerges from the hindbrain lateral to the olive.

A. T

B. F

C. F

D. F

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The facial nerve:

A. contains parasympathetic fibres supplying the lacrimal gland

B. is deep to the external carotid artery in the parotid gland

C. supplies the muscle which closes the eye of the same side

D. runs between the semicircular canals and cochlea

E. emerges from the brain at the lower border of the pons lateral to the vestibulocochlear (eighth cranial) nerve.

A. T

B. F

C. T

D. T

E. F

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The vagus nerve:

A. has a motor nucleus in the floor of the fourth ventricle medial to the nucleus of the hypoglossal nerve

B. emerges from the medulla oblongata medial to the olive

C. contains taste fibres

D. has cardiac branches originating only in the thorax

E. leaves the skull through the jugular foramen.

A. F

B. F

C. T

D. F

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The abducent nerve:

A. has a nucleus which lies in the floor of the fourth ventricle

B. has part of its course in the posterior cranial fossa

C. is lateral to the internal carotid artery

D. enters the orbit through the tendinous ring at the back of the orbit

E. supplies the lateral rectus muscle.

A. T

B. T

C. T

D. T

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The ophthalmic division of the trigeminal nerve:

A. lies on the medial wall of the cavernous sinus

B. has fibres which end in the upper part of the descending(spinal) nucleus of the trigeminal nerve

C. supplies the skin of the lower eyelid

D. supplies the skin of the side of the nose

E. is sensory to the cornea.

A. F

B. F

C. F

D. T

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The hypoglossal nerve:

A. contains fibres supplying some of the muscles attached to the hyoid bone

B. lies deep to the hyoglossus muscle

C. after emerging from the skull lies medial to the vagus nerve

D. supplies the anterior belly of the digastric muscle

E. is similar to the anterior roots of a spinal nerve.

A. T

B. F

C. F

D. T

E. T

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Provide motor (somatomotor and specific visceromotor) nuclei of cranial nerves located in the pons.

A.

B.

C.

A. Nucleus n. abducens

B. Nucleus motorius n. trigemini

C. Nucleus n. facialis

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Sensory ganglia of n. facialis is called ________and is located in _________.

Ganglion geniculi

Canalis nervi facialis.

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Nucleus ambiguus is a common nucleus for the following cranial nerves:

A.

B.

C.

A. N. glosspharyngeus

B. N. vagus

C. N. accessorius

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Specify the nerves that conduct taste sensation:

A.

B.

C.

A. N. facialis

B. N. glossopharyngeus

C. N. vagus

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The cranial nerve that can be injured during operation of the tympanic cavity and antrum mastoideum is ____________________.

N. facialis

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The main terminal nucleus of the medulla oblongata is __________________.

Nucleus tractus solitarii

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The examination of the pupilary reaction is a test for functional integrity of which cranial nerve? - ___________________

N. oculomotorius (III)

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Corneal reflex is a test for the integrity of cranial nerves ___________ and ___________.

N. trigeminus

N. facialis

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Pain sensation from the head is conducted to the nucleus ________________.

Nucleus spinalis n. trigemini

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Sensory supply of the larynx is provided by nervus ______________.

N. vagus

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match each description to the appropriate nerve:

A. n. glossopharyngeus

B. n. accessorius

C. n. trigeminus

D. n. facialis

E. n. vagus

1. innervates glandula parotis

2. provides efferent ramus of the corneal reflex

3. provides efferents to shoulder reflex vomiting

4. innervate infratentorial dura mater

5. is a purely motor nerve

A. 1

B. 5

D. 2

E. 3, 4

CHECK THESE ANSWERS

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Connect each anatomical structure with the corresponding foramen or fissure:

A. foramen jugulare

B. foramen lacerum

C. foramen rotundum

D. foramen spinosum

E. foramen stylomastoideum

1. a. meningea media

2. n. facialis

3. n. maxillaris

4. nn. IX, X, XI

5. n. petrosus major

A. 4

B. 5

C. 3

D. 1

E. 2

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Connect each ganglion with the relevant cranial nerve from which its receives preganglionic parasympathetic fibres:

A. n. petrosus major

B. ramus inferior n. oculomotorius

C. chorda tympani

D. n. petrosus minor

1. ganglion ciliare

2. ganglion pterygopalatinum

3. ganglion submandibulare

4. ganglion oticum

A. 2

B. 1

C. 3

D. 4

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Through which of the following A to F do the structures 1 to 6 go?

A. Superior orbital fissure

B. Foramen lacerum

C. Foramen spinosum

D. Optic canal (foramen)

E. Foramen rotundum

F. None of these

1. Maxillary nerve

2. Ophthalmic artery

3. Nasociliary nerve

4. Internal carotid artery

5. Internal jugular vein

6. Mandibular nerve

A. 3

D. 2

E. 1

F. 4, 5, 6

CHECK THESE ANSWERS

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Which of the following A to F supplies the structures 1 to 6?

A. Ophthalmic nerve

B. Facial nerve

C. Hypoglossal nerve

D. Mandibular nerve muscle

E. Maxillary nerve

F. None of these

1. Upper teeth

2. Masseter muscle

3. Platysma muscle

4. Palatoglossus

5. Cornea

6. Taste buds of the anterior two-thirds of the tongue

A. 5

B. 3, 6

D. 2

E. 1

F. 4

CHECK THESE ANSWERS

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match the corresponding structures:

A. n. maxillaris

B. n. mandibularis

C. n. ophthalmicus

D. n. facialis

E. n. vagus

1. n. frontalis

2. n. zygomaticus

3. n. auriculotemporalis

4. n. laryngeus superior

5. chorda tympani

A. 2

B. 3

C. 1

D. 5

E. 4

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match the corresponding structures:

A. n. glossopharyngeus

B. n. abducens

C. n. trigeminus

D. n. facialis

E. n. vagus

F. n. trochlearis

1. muscles of facial expression

2. muscles of mastication

3. glandula parotis

4. sensory supply of laryngeal cavity

5. m. obliquus superior

6. m. rectus lateralis

A. 3

B. 6

C. 2

D. 1

E. 4

F. 5