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GROSSHSB > Nasal and Oral cavities > Flashcards

Nasal and Oral cavities Flashcards

1
Q

the continuous free margin of nasal bone and frontal process of maxilla forming opening of nasal cavity

A

Piriform aperture

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2
Q

What supplies the skin of the external nose?

A

Branches of: opthalmic and maxillary A.

Septal branches of facial A.

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3
Q

What is the significance of the “danger triangle of the face”?

A

This enables infections from the nasal area to spread to the brain. It can cause cavernous sinus thrombosis, meningitis, brain abscess.

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4
Q

Each chonae is bounded medially by?

A

vomer bone

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5
Q

each chonae communicates with the

A

nasopharynx

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6
Q

In the nasopharynx, you will find the opening for the auditory tube called

A

eustachian tube/pharyngotympanic

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7
Q

When you enter the nasal cavity proper, what do you call the projections from the lateral wall?

A

Turbinates/conchae

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8
Q

What nerve passes through the cribiform plate?

A

Olfactory nerve

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9
Q

What are the parts that bound the roof of the oral cavity?

A

palatine process of the maxilla

horizontal plate of palatine bone

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10
Q

What door do you pass through to enter the oropharynx?

A

oropharyngeal isthmus of fauces

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11
Q

When you get brain freeze, what part do you feel the sensation of pain?

A

pain in the sphenopalatine ganglion

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12
Q

What artery in the nasal septum orbit from the opthalmic artery?

A

anterior & posterior ethmoidal arteries

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13
Q

kiesselbach’s area where arteries meet

A

superior Labial artery, anterior Ethmoidal artery, Greater palatine artery. Septal branch of the facial artery (LEGS)- Lbial,Ethmoidal,Greater,Septal

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14
Q

opening of middle ethmoid sinus

A

ethmoid bulla

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15
Q

opening of maxillary sinus

A

urinate process

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16
Q

opening of nasolacrimal duct

A

inferior nasal meatus

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17
Q

conchae that is part of ethmoid bone

A

superior,middle conchea

18
Q

independent cranial/facial bone

A

inferior conchae

19
Q

communication between oropharynx & pharynx

A

isthmus of fauces

20
Q

leading towards the frontonasal canal, and the frontal sinus communicates the cavity of the nose

A

Infundibulum

21
Q

deep curved groove or gutter
openings of maxillary sinus
Anterior ethmoidal air cells

A

Hiatus semilunaris

22
Q

prominent buldge, aperture of middle ethmoidal air cells

A

bulla ethmoidalis

23
Q

opening of posterior ethmoidal sinus

A

superior meatus

24
Q

this is a nasolacrimal duct, permits downward drainage to the inferior nasal meatus

A

valve of hasner

25
Q

the space at the lateral wall between the sphenoid above and the superior choncha below, the opening the sphenoidal sinus

A

sphenoethmoidal recess

26
Q

this opens to the nasopharynx at the level of the inferior meatus, equalize with the atmospheric air pressure

A

auditory tube

27
Q

The only structure NOT to empty out onto the lateral walls of the nasal cavity

A

sphenoid [Above this you can fine the hypophyseal fossa

(pituitary gland)]

28
Q

Lateral wall opposite the 2nd molar tooth

A

parotid gland ( stensen’s duct)

29
Q

term for the joint of the teeth

A

gomphosis (etymology: to fasten, bolt together)

30
Q

What supplies the anterior 2/3 of the palatine /presulcal part?

A

vagus nerve CN X

31
Q

what supplies the posterior 1/3 of the parangeal/ postsulcal?

A

glossopharyngeal CN IX

32
Q

Remnant of this duct is FORAMEN CECUM

A

Thyroglossal duct cyst [persistence of thyroglossal duct through which embryonic thyroid gland descends from base of tongue]

33
Q

what gland has the stensens duct and ceosses the masseter muscle and pierces the buccinators and goes to the upper 2nd molar tooth

A

parotid gland

34
Q

superficial and deep, whartons duct is found here

A

submandibular gland

35
Q

has 18-20 ducts, ducts of rivunu’s and bartholin’s ducts are found here

A

sublingual

36
Q

contains the wharton’s duct and bartholin’s duct

A

sublingual papillae

37
Q

The vagus nerve has how many branches?

A

6 (MAPSCR)

38
Q

all muscles of the tongue is supplied by fibers of pharyngeal plexus (CN X - vagus nerve) EXCEPT FOR

A

Stylopharyngeus = CN XII, glossopharyngeal nerve (mnemonics: STYlish GLOSS)

39
Q

Recurrent laryngeal nerve will supply all the larynx muscles EXCEPT

A

cricothyroid (supplied by the external laryngeal n.)

40
Q

veins of the pharynx drain to the

A

pharyngeal venous plexus

41
Q

Pharyngeal venous plexus drains into the

A

IJV (internal jugular vein)

GROSSHSB (18 decks)

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