Head and neck final: Nose, nasal cavity and paranasal sinuses Flashcards

1
Q

The nasal cavity divided into right and left by the ___

A

nasal septum

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2
Q

Nasal cavity has the anterior openings called ___

A

nares

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3
Q

Choanae (posterior nasal apertures) are located ___, communicate with the ___

A

posteriorly

nasopharynx

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4
Q

Roof of nasal cavity is formed by the __(4)__ bones

A

nasal
frontal
ethmoid
sphenoid

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5
Q

Medial wall of nasal cavity is the nasal septum formed by the __(3)__

A

Septal cartilage
perpendicular plate of ethmoid
vomer

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6
Q

Lateral wall of nasal cavity is formed by ___

A

the 3 nasal conchae

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7
Q

Meatuses are the grooves below each ___, superior, middle and inferior meatuses

A

conchae

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8
Q

Conchae are superior, middle and inferior, divide the nasal cavity into ___ passages

A

4

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9
Q

___ lies superior to superior concha, receives the opening of sphenoidal sinus

A

Sphenoethmoidal recess

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10
Q

Superior meatus, receives the opening of ___ sinus

A

posterior ethmoidal

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11
Q

Ethmoidal infundibulum, funnel - shaped opening, communicates with the ___

A

frontal sinus

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12
Q

___ is a groove into which the frontal sinus opens

A

Semilunar hiatus

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13
Q

___ is a rounded elevation formed by the middle ethmoidal sinus

A

Ethmoidal Bulla

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14
Q

___ opens into the posterior end of the semilunar hiatus

A

Maxillary sinus

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15
Q

___ are the air - filled extensions of the respiratory part of the nasal cavity, lighten the skull and add resonance to voice

A

Paranasal sinuses

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16
Q

Frontal sinuses are located posterior to the ___

A

Superciliary arches

17
Q

___ are located in the lateral mass of the ethmoid bone

A

Ethmoidal sinuses

18
Q

Anterior ethmoidal cells drain into the ___

A

middle meatus

19
Q

____ cells directly drain into the middle meatus, because they form the ethmoidal bulla

A

Middle ethmoidal

20
Q

___ cells open directly into the superior meatus

A

Posterior Ethmoidal

21
Q

___ sinuses are in the body of the sphenoid bone, separated by a bony septum

A

Sphenoidal

22
Q

Relations of the sphenoidal sinus are the __(5)__

A
Optic N
Optic Chiasma
Pituitary Gland
Internal Carotid A
Cavernous SInus
23
Q

The sphenoidal sinuses open separately into the ___ sinus

A

sphenoethmoidal

24
Q

___ sinuses are the largest of the paranasal sinuses, occupy the bodies of the maxillae

A

Maxillary