Nose Flashcards

(55 cards)

1
Q

Persistence of bucconasal membrane is ka————-

A

Choanal atresia

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2
Q

What is Mc governs technique?

A

Child can breathe with a nipple with wide bore .

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3
Q

What is Charge syndrome?

A

Coloboma of eye, heart defect,choanal atresia, retarded growth,genitourinary abnormality, ear defect

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4
Q

Junction of frontal and nasal bone is ka

A

Nasion

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5
Q

Junction of nasal bone and upper lateral cartilage is called as

A

Rhinion

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6
Q

Junction of upper and lower lateral cartilage is called as

A

Limen nasi

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7
Q

Limen nasi is also called as

A

Limen vestibule or nasal valve

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8
Q

Narrowest part of nasal canal is

A

Nasal valve area/nasal valve

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9
Q

Internal nose is divided into

A

Vestibule and nasal cavity proper

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10
Q

Vestibule is lined by

A

Skin, sebaceous gland and hair follicles and hair called as vibrissae

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11
Q

Boundaries of nasal valve are

A

Laterally~lower border of upper lateral cartilage and head of inferior turbinate. Medially~cartilagenous nasal septum and caudally ~floor of pyriform aperture

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12
Q

Significance of nasal valve area is

A

Narrow thus provide resistance. During expirations eddy currents are formed which ventilate the sinuses

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13
Q

Pneumatisation of turbinates is called as

A

Concha bullosa

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14
Q

Mc turbinate to undergo pneumatisation is

A

Middle turbinate

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15
Q

Mc turbinate to undergo hypertrophy is

A

Inferior turbinate

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16
Q

Appearance of concha bullosa is

A

Uniform like a polyp

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17
Q

Mulberry like appearance is shown by

A

Hypertrophic turbinate

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18
Q

Eustachian tube opens at

A

1cm behind inferior turbinate

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19
Q

Length of Eustachian tube is

A

36 mm

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20
Q

What is the pad of fat around Eustachian tube opening called

A

Ostman pad of fat

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21
Q

Where does sphenopalatine foramen open

A

1cm behind middle Meetu’s

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22
Q

—————— is the approach to reach the contents of sphenopalatine fossa.

A

Cadwell luk

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23
Q

Boundaries of sphenopalatine fossa are

A

Ant~maxillary sinus , post~pterygoid plate, medial~lateral wall of nasopharynx and lateral~infratemporal fossa

24
Q

Sphenopalatine fossa is connected to infratemporal fossa by

A

Pterygoid maxillary fissure

25
Contents of sphenopalatine fossa are
Maxillary artery and nerve and sphenopalatine ganglion
26
Nasolacrimal duct open into
Inferior Meetu’s
27
Nasolacrimal duct is guarded by
Mucosal valve Ka hasner’s valve
28
The middle turbinate is attached to lateral wall by a bony lamella is
Basal/ground lamella
29
Cells of anterior ethamoidal sinuses are
Bulls ethamoidalis, haller cell and aggar nasi
30
Haller cell enlargement can block the drainage of
Maxillary sinus by blocking ethamoid infundibulum.
31
Enlarged aggar nasi can block the drainage of
Frontal sinus
32
Opening on bulla ethamoidalis is
Middle ethamoid sinus
33
Opening on hiatus semilunaris is
Ant~frontal sinus. Middle~anterior ethamoidal . Post~maxillary sinus
34
Hiatus semilunaris is
1-2 mm area between uncinate process and bulla ethamoidalis
35
Natural ostium of maxillary sinus is located in
Lower part of infundibilum
36
Space above or behind the bulla is ka
Suprabullar or retrobullar recess
37
Sinus Lateralis of grunwald is formed by
Suprabullar and retrobullar recess
38
Boundaries of infundibulum in middle meatus is
Medially by uncinate process and frontal process of maxillary bone and laterally by lamina papyrus EA
39
Sphenoethamidal recess is present at
Above superior meatus, sphenoid sinus open into it
40
Drainage into superior meatus is by
Posterior ethamoid | Sinus aka onidi cell
41
Surgery of onidi cell can damage
Internal carotid artery and optic nerve
42
Onidi cell is present in relation to which structure when enlarged
Sphenoid sinus
43
Parts of nasal Septum
Columellar septum,membranous septum and septum proper
44
Septal cartilage rests on ——— and ———
groove on anterior edge of vomer bone and anterior nasal spine.
45
Dislocation of septal cartilage from groove of vomer bone and anterior nasal spine is called as ——— and ———-
Septal spur and caudal septal deviation
46
Cottles test is used to diagnose
DNB
47
Incision of SMR is called as
Killian incision
48
Incision of septoplasty is ka
Freer’s incision
49
DNB is associated with ——— development errors
Cleft lip, cleft palate,dental abnormalities,arched palate as in adenoidd hypertrophy and unequal growth between palate and base of the skull causes buckling of nasal septum
50
Development of nasal septum is by
Tectoseptal process which descends to meet two halves of palate in midline
51
Clinical features and their cause in DNB
1. Obstruction 2. headache-due to spur 3. epistaxix-drying effect of air cause crusting and removal of crust cause bleeding. Also by spur 4. sinusitis-decreased ventilation of sinuses 5. Anosmia-less air reaches 6. Middle ear infection 7. Cosmetic defect
52
Small anterior perforations of the septum cause ——— sounds
Whistling
53
Aetiology of septal abscess
1. Secondary infection of septal hematoma 2. post furuncle of nose or upper lip 3. after measles or typhoid
54
Severe complications of septal abscess are
Meningitis and cavernous sinus thrombosis
55
Clinical features of septal abscess are
Severe b/l nasal obs with pain and tenderness over bridge of the nose and fever chills with frontal headache. The skin of nose may be red and swollen.septal mucosa often congested.fluctuation may be elicited in the swelling.