Anatomy: The Mouth and Pharynx

Question 1

What binds the tongue to the floor of the mouth

Answer 1

the frenulum

Question 2

Name the three pairs of salivary glands

Answer 2

parotid
submandibular
sublingual

Question 3

What gives the parasympathetic nerve supply to the parotid gland

Answer 3

CN IX

glossopharyngeal

Question 4

What is the parasympathetic nerve supply to the submandibular and sublingual glands

Answer 4

chorda typani (branch of facial nerve)

Question 5

Which salivary gland is not normally palpable

Answer 5

the parotid

Question 6

Where are the parotid ducts

Answer 6

buccal musosa

Question 7

Where are the submandibular ducts

Answer 7

in the floor of the mouth in the sublingual papillae

Question 8

Where are the sublingual ducts

Answer 8

in the sublingual folds on the floor of the mouth

Question 9

What supplies the general sensory supply to the anterior 2 thirds of the tongue

Answer 9

the lingual nerve

Question 10

What cranial nerve is the lingual nerve a branch of

Answer 10

CN V3

Question 11

What nerve supplies general and special sensory to the posterior third of the tongue

Answer 11

glossopharyngeal (CN IX)

Question 12

What is the name of the v shaped groove that marks the junction of the anterior and posteror parts of the tongue

Answer 12

the terminal groove

Question 13

where is the orign on the thyroid gland

Answer 13

foramen caecum

Question 14

Name the four extrinsic muscles of the tongue

Answer 14

the palatoglossus
styloglossus
hyoglossus
genioglossus

Question 15

What is the motor nerve supply to most of the tongue muscles

Answer 15

the hypoglossal nerve

Question 16

where does the hypoglossal nerve connect with the CNS

Answer 16

medulla oblongata

Question 17

Where is the hypoglossal nerves extracranial course

Answer 17

passes anteriorly through the neck lateral to the loop of the lingual nerve

Question 18

where are the palatine tonsilds

Answer 18

in the tonsillar fossa/sinus

Question 19

What type of epithelium is the hard palate

Answer 19

keratinised stratified squamous epithelium

Question 20

What type of epithelium is the soft palate

Answer 20

non keratinised stratified squamous

Question 21

What exits through the palatine foraminae

Answer 21

branches of V2 and vessels

Question 22

What two bones make up the hard palate

Answer 22

the maxillae and the palatine bones (posterior)

Question 23

Name the five pairs of muscles that make up the soft palate

Answer 23

the levator veli palatini
the tensor veli palatini
the palatoglossus
the palatopharyngeus 
the musculus uvulae

Question 24

What supplies most of the muscles of the soft palate

Answer 24

the vagus

Question 25

Which muscle of the soft palate is not supplied by the vagus nerve

Answer 25

tensor veli palatini

Question 26

what supplies tensor veli palatine

Answer 26

CN V3

Question 27

What muscle is the upper oesophageal sphincter

Answer 27

the cricropharyngeus

Question 28

What vertebral level is the upper oesophageal sphincter

Answer 28

C6

Question 29

Name the longitudinal muscles of the pharynx

Answer 29

the stylopharyngeus palatophayngeus salpingopharyngeus

Question 30

Where is salpingopharyngeus

Answer 30

from eustachain tube to thyroid

Question 31

Palatopharyngeus?

Answer 31

soft palate to thyroid

Question 32

what innervates Stylopharyngeus

Answer 32

CN IX

Question 33

What innervates the other longitudinal muscles of the pharynx

Answer 33

X

Question 34

Name the lymphoid tissue of waldeyers ring

Answer 34

``` pharyngeal tonsils (nasopharynx) tubul tonsils (Eustachian tube) palatine tonsil (tonsillar fossa) lingual tonsil (mucosa of posterior third of the tongue) ```

Question 35

what are the regnional nodes that drain the palatine tonsil

Answer 35

the deep cervical nodes

Question 36

what are the regional nodes for the tip of the otngue

Answer 36

submental