Misc Passmed/Passtest

Question 1

What are the classic features of a cystic hygroma

Answer 1

transilluminating swelling in the posterior triangle of the neck found in younger children (90% by <2)

Question 2

what is a cystic hygroma

Answer 2

a congenital lymphatic lesion (lymphangioma)

Question 3

whats a characteristic feature of a branchial cyst

Answer 3

located in the anterior triangle - in front of SCM

fluid containing with cholesterol crystals inside

Question 4

what drugs cause ototoxcicity

Answer 4

quinine
aspirin/NSAIDS
aminoglycosides (gentamicin, neomycin, streptomycin)
loop diuretics

Question 5

where is nasopharyngeal cancer more common

Answer 5

china

hong kong

Question 6

what may present as painless lymphadenopathy due to its silent spread

Answer 6

nasopharyngeal cancer

Question 7

what are typical features of mumps

Answer 7

pancreatitis/orchitits/reduced hearing/meningoencephalitis + parotid swelling

Question 8

which of the paranasal sinuses drains into the sphenoethmoid recess

Answer 8

sphenoid sinus

Question 9

what does the lingual nerve supply

Answer 9

somatic innervation of gingiva, floor of mouth and anterior 2/3 of taste (along with corda tympani)

Question 10

what is the lingual nerve a branch of

Answer 10

mandibular division of trigeminal nerve

Question 11

whats the difference between a carotid body tumour and a carotid aneurysm

Answer 11

both are pulsatile neck masses but carotid aneurysms are fluctuant and have bruits whereas carotid body tumours are firm and do not have a bruit

Question 12

what neck lumps exude an unpleasant smelling white matter

Answer 12

epidermoid cysts

Question 13

what is a complication of penetration of the tonsilar bed

Answer 13

loss of sensation of the ipsilateral side of the tonsillar bed

Question 14

what nerve elongates the vocal cords

Answer 14

external branch of superior laryngeal nerve

Question 15

which pharyngeal arch does a branchial cyst originate from

Answer 15

2nd

Question 16

what attaches to both sides of the cricothyroid membrane (conus elasticus)

Answer 16

cricoid cartilage

Question 17

what gives anterior attachment to the vocal folds

Answer 17

thyroid cartilage

Question 18

what gives posterior attachment to the quadrangular membrane

Answer 18

arytenoid cartilage

Question 19

whats the treatment for otitis externa

Answer 19

combined antibiotics and steroid ear drops for 7 days

Question 20

what is attached to the stylohyoid ligament and lesser horn of the hyoid bone

Answer 20

middle pharngeal constrictor

Question 21

what underlies the posterior pillar of the fauces (the arched opening at the back of the mouth leading to the pharynx)

Answer 21

palatopharyngeus

Question 22

what arises from the oblique line of the thyroid cartilage

Answer 22

inferior pharyngeal constrictor

Question 23

what muscle shares a common origin with the buccinator muscle

Answer 23

superior pharyngeal constrictor

Question 24

what embrylogical origin does the thyroid come from

Answer 24

foramen caecum