Pns 2-1

Question 1

Name the sensory root of the facial cranial nerve.

Answer 1

Nervus intermedius

Question 2

The apparent origin of the facial nerve lies at the inferior pontine sulcus, just lateral to the recess between the ___________ and ____________.

Answer 2

olive and inferior cerebellar peduncle

Question 3

Name four cranial nuclei and their modality related with the facial nerve.

Answer 3

1. Nucleus of facial - branchial efferent, 2. Superior salivatory nucleus - visceral efferent, 3. Tractus solitarius - afferent, 4. Spinal nucleus of trigeminal - general sensory

Question 4

Name four cranial nuclei and their target organ(s) related with the facial nerve.

Answer 4

1. Nucleus of facial - facial and auricular muscles, 2. Superior salivatory nucleus - nervus intermedius, 3. Tractus solitarius nucleus - ventral thalamic nuclei, 4. Spinal nucleus of trigeminal nerve - auricular concha and external acoustic meatus

Question 5

Name the nucleus, which sends visceral motor fibers to the submandibular, sublingual & lacrimal glands.

Answer 5

Superior salivatory nucleus sends to sensory root (nervus intermedius)

Question 6

Name the visceral efferent cranial nucleus and their peripheral ganglion

Answer 6

1. OCULOMOTOR - CILIARY, 2. SUP. SALIVATORY - SUBMANDIBULAR, 3. PTERYGOPALATINE, INF. SALIVATORY - OTIC

Question 7

At the lateral end of the acoustic meatus, the facial nerve enters the _________ to reach the ____________.

Answer 7

facial canal to reach the stylomastoid foramen

Question 8

Name four nerves, which communicate with the facial nerve at the stylomastoid foramen

Answer 8

GLOSSOPHARYNGEAL, VAGUS, GREAT AURICULAR, AURICULOTEMPORAL

Question 9

Name two ganglia, which communicate with the genicular ganglion.

Answer 9

1. Pterygopalatine ganglion through greater petrosal nerve, 2. Otic ganglion through lesser petrosal nerve

Question 10

Name the modality(s) of the greater petrosal nerve.

Answer 10

Special sensory and visceral efferent

Question 11

The greater petrosal nerve conveys between what?

Answer 11

genicular ganglion and pterygopalatine ganglion

Question 12

The deep petrosal nerve conveys between __________ and ___________.

Answer 12

internal carotid plexus and nerve of pterygoid canal

Question 13

The external petrosal nerve conveys between ___________ and __________.

Answer 13

the middle meningeal sympathetic plexus and genicular ganglion

Question 14

The lesser petrosal nerve conveys between _________ and _________.

Answer 14

otic ganglion & tympanic plexus

Question 15

In the foramen lacerum, the greater petrosal nerve joins with the ________ from ___________ & it becomes the nerve of the pterygoid canal.

Answer 15

deep petrosal nerve from the internal carotid plexus

Question 16

Before the facial nerve emerges from the stylomastoid foramen, it receives the auricular nerve from _______.

Answer 16

Vagus

Question 17

Name the nervous communications in sequence from the genicular ganglion to the pterygopalatine ganglion for the visceral efferent fibers.

Answer 17

GENICULAR - GREATER PETROSAL - NERVE OF PTERYGOID CANAL - PTERYGOPALATINE GANG.

Question 18

Name the two nerves which join and become the nerves to the pterygoid canal.

Answer 18

Greater petrosal and deep petrosal nerves

Question 19

Name the nerve which conveys the middle meningeal sympathetic plexus to the genicular ganglion.

Answer 19

External petrosal nerve

Question 20

Name the nerve, which communicates with the posterior branch of the great auricular nerve.

Answer 20

Posterior auricular nerve

Question 21

The cervical branch of the facial nerve communicates with the __________.

Answer 21

transverse cutaneous cervical nerve

Question 22

Name two branches of the facial nerve in the facial canal.

Answer 22

Nerve to stapedius & chorda tympani

Question 23

Name three branches of the facial nerve at the exit of the stylomastoid foramen.

Answer 23

Posterior auricular, Digastric, Stylohyoid

Question 24

Name five branches of the facial nerve on the face.

Answer 24

Temporal, Zygomatic, Buccal, Marginal Mandibular, Cervical

Question 25

Name the nerve, which arises from the facial nerve opposite the pyramidal eminence on the posterior tympanic cavity wall.

Answer 25

Nerve to stapedius

Question 26

Name the nerve which passes the middle tympanic cavity through the anterior & then posterior canaliculi.

Answer 26

Chorda tympani of facial

Question 27

Name the modality(s) of the chorda tympani.

Answer 27

Afferent

Question 28

The chorda tympani joins which nerve?

Answer 28

Lingual nerve of mandibular nerve

Question 29

Which nerve supplies the occipital belly of the epicranium?

Answer 29

Occipital nerve of posterior auricular nerve

Question 30

Which nerve supplies the intrinsic muscles of the lateral surface of the auricle?

Answer 30

Auricular nerve of posterior auricular nerve

Question 31

What are the six intrinsic muscles of the auricle?

Answer 31

Helicus major, Helicus Minor, Tragicus, Antitragicus, Transverse Auriculae, Oblique Auriculae

Question 32

Which nerve supplies the frontal belly of the occipitofrontalis?

Answer 32

Temporal nerve

Question 33

Which two nerves innervate the orbicularis oculi?

Answer 33

Temporal nerve, Zygomatic nerve

Question 34

What do the superficial branches of the buccal nerve join with?

Answer 34

Infratrochlear of nasociliary & external nasal of anterior ethmoidal

Question 35

The levator anguli oris & the zygomaticus minor are innervated by what nerve?

Answer 35

Upper deep branch of buccal nerve

Question 36

Which nerve innervates the risorius?

Answer 36

Marginal mandibular nerve of facial

Question 37

Which two nerves communicate with the posterior auricular nerve of the facial nerve?

Answer 37

Posterior branch of great auricular nerve, Lesser occipital nerve

Question 38

Which nerve innervates the corrugator supercilii?

Answer 38

Temporal nerve of facial nerve

Question 39

The procerus is innervated by which nerve?

Answer 39

Buccal nerve of facial nerve

Question 40

Which nerve innervates the zygomaticus major?

Answer 40

Upper deep branches of buccal nerve

Question 41

The transverse cutaneous cervical nerve communicates with _________ of the facial nerve.

Answer 41

cervical nerve

Question 42

Name the sequential nerves from the superior salivatory nucleus to the submandibular ganglion. Sup. Salivatory Nu. _____, genicular ganglion, _____, _____, submandibular gang.

Answer 42

Name the sequential nerves from the superior salivatory nucleus to the submandibular ganglion. Sup. Salivatory Nu. NERVUS INTERMEDIUS, genicular ganglion, CHORDA TYMPANI, LINGUAL N., submandibular gang.

Question 43

Facial paralysis is known as _________.

Answer 43

Bell's Palsy