Palate and Pharynx (week 2)

Question 1

What muscle raises the Uvula

Answer 1

Musculus Uvulae

Question 2

The Palatoglossus muscle is innervated by what cranial nerve?

Answer 2

CN X

Question 3

What two muscles depress the palate?

Answer 3

Palatopharyngeus and Palatoglossus

Question 4

What muscle tenses the palate and opens the auditory tube?

Answer 4

Tensor Veli Palatini

Question 5

What muscle depresses the palate and raises the tongue?

Answer 5

Palatoglossus

Question 6

What muscle elevates pharynx and depresses palate?

Answer 6

Palatopharyngeus

Question 7

What nerve innervates Levator Veli Palatini?

Answer 7

CN X

Question 8

What nerve innervates Musculus Uvulae?

Answer 8

CN X

Question 9

What nerve innervates Tensor Vali Palatini?

Answer 9

CN V3

Question 10

What nerve innervates Palatopharyngeus?

Answer 10

CN X

Question 11

What two major branches from the External Carotid artery supply blood to the palate?

Answer 11

Facial and Maxillary

Question 12

What branches off of the Maxillary artery supply blood to palate?

Answer 12

Descending Palatine and Sphenopalatine

Question 13

What branch off of the Facial artery supplies blood to the palate?

Answer 13

Ascending Palatine

Question 14

General Sensory fibers to the palate is from what cranial nerve?

Answer 14

CN V-V2

Question 15

What three specific nerve branches supply general sensory fibers to the palate?

Answer 15

Nasopalatine, Greater and Lesser Palatine

Question 16

What foramen does the nasopalatine use to go towards the nasal septum on its way to the palate

Answer 16

The Sphenopalatine Foramen

Question 17

What nerve supplies general sensory fibers to the palate between the Canines and Soft Palate?

Answer 17

Greater Palatine Nerve

Question 18

What nerve branch provides general sensory fibers to the soft palate?

Answer 18

Lesser Palatine

Question 19

What nerve supplies General Sensory fibers to the palate between the Midline and canines?

Answer 19

Nasopalatine

Question 20

Name all three constrictor muscles of the Pharynx

Answer 20

Superior Pharyngeal Constrictor, Middle Constrictor and Inferior Constrictor

Question 21

What Cranial Nerve innervates the constrictor pharnyx muscles?

Answer 21

CN X

Question 22

What muscle of the Pharynx is innervated by CN IX?

Answer 22

Stylopharyngeus

Question 23

Name the three muscles of the pharynx that are not constrictor muscles

Answer 23

Stylopharyngeus, Salpingopharyngeus and Palatopharyngeus

Question 24

What two cranial nerves supply general sensory fibers to the pharynx?

Answer 24

CN IX & X

Question 25

What nucleus do Parasympathetic pre-ganglionic fibers start at when going to the Pharynx?

Answer 25

Dorsal Vagal Motor Nucleus (CN X)

Question 26

What nucleus do the Motor neurons begin at when providing motor innervation to the pharynx muscles?

Answer 26

Nucleus Ambiguous (CN X)

Question 27

What 4 main branches of the external carotid artery give blood to the pharynx?

Answer 27

Maxillary, Facial, Ascending Pharyngeal and Superior Thyroid

Question 28

What branches in the subclavian arterial system give blood to the pharynx?

Answer 28

Thyrocervical trunk and Inferior Thyroid (branch of thyrocervical trunk)

Question 29

What branch of Maxillary artery gives blood to pharynx?

Answer 29

Pharyngeal

Question 30

What two branches from facial artery gives blood to pharynx?

Answer 30

Ascending Palatine and Tonsillar

Question 31

Nasopharynx receives general sensory from what nerve

Answer 31

V2 via the pharyngeal n.

Question 32

General Sensory cell bodies to the Pharynx are found in what ganglion?

Answer 32

Superior & Inferior glossopharyngeal and Vagal ganglia

Question 33

What nerve innervates all but one of the muscles associated with the Palate?

Answer 33

CN X