Pharynx + Palate Anatomy

Question 1

vein on ventral surface of tongue

Answer 1

lingual vein

Question 2

skin binding tongue to gingivae of lower incisor teeth?

Answer 2

Frenulum ‘tongue tie’

Question 3

submandibular duct opening?

Answer 3

sublingual papilla

Question 4

sublingual gland opening?

Answer 4

sublingual fold on floor of mouth

Question 5

Parotid duct location?

Answer 5

parotid papilla of the buccal mucosa

Question 6

Parotid gland innervation?

Answer 6

CNIX

Question 7

Submandibular and sublingual gland innervation?

Answer 7

CNVII

Question 8

Anterior 2/3 tongue innervation?

Answer 8

General sensory = CNV3

Special sensory = CNVII

Question 9

Posterior 1/3 tongue innervation?

Answer 9

General + Special sensory = CNIX

Question 10

Defects located in the midline migratory path of the thyroid?

Answer 10

thyroglossal duct cysts

Question 11

4 tongue muscles

Answer 11

Palatoglossus 
Styloglossus
Hyoglossus
Genioglossus
-function to positon during mastication, swallowing and speech

Question 12

Clinical testing of CN XII?

Answer 12

stick tongue out
Tongue tip @ midline if both CN XIIs functioning
TOngue points towards side of injured nerve if unilateral CN XII damage

Question 13

Blood supply of tongue?

Answer 13

Lingual artery branch of external carotid

Question 14

laceration of vermillion border?

Answer 14

refer to plastic surgeon

Question 15

classic tonsil also known as ?

Answer 15

palatine tonsil

Question 16

division of hard palate?

Answer 16

median palatine suture

Question 17

Skeletal muslces of soft palate innervated by ….

Answer 17

CNX

except tensor veli palatini (CNV3)

Question 18

Clinical testing of CNX + CNV3

Answer 18

Ask patient to say ‘aaaah’
Uvula should lift straight up midline
Unilateral nerve pathology, uvula will be pulled away from the non functioning side

Question 19

Longitudinal muscles of pharynx?

Answer 19

Stylopharyngeus [CNIX]
Palatopharyngeus [CNX]
Salpingopharyngeus [CNX]
(all elevate pharynx + larynx)

Question 20

Waldeyer’s RIng of lymphoid tissue:

Answer 20

Adenoid tonsil (roof of nasopharynx)
Tubal tonsils (eaustachian opening)
Palate associated lymphoid tissue (soft palate)
Palatine tonsil 
Lingual tonsil (posterior 1/3 tongue)

Question 21

Features of infective lymph node

Answer 21

swollen
painful
soft
smooth
not fixed
imrove rapidly with ABs

Question 22

Features of cancerous lymph node

Answer 22

Swollen
not painful
hard
irregular
fixed

DONT improve