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Special Senses > NASAL CAVITY > Flashcards

NASAL CAVITY Flashcards

1
Q

Three parts of the nasal cavity

A

Olfactory region, respiratory region, nasal vestibules

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2
Q

What is the medial wall formed by

A

Septal cartilage, perpendicular part of ethmoidal bone, vomer and nasal crests of maxilla and palatine bones

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3
Q

What is the floor of the nasal cavity formed by

A

Horizontal plate of palatine, soft palate

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4
Q

What is the external nost formed by

A

Cartilage and nasal bone

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5
Q

What forms the roof

A

Sphenoid, cribiform plate of ethmoid, nasal spine of frontal, nasal bone

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6
Q

Describe the middle part of the ethmoidal bone

A

Perpindicular plate, cribiform plate, crista gallae.

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7
Q

What turbinate bones are part of the ethmoid

A

Superior and middle

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8
Q

What drains above the superior conchae

A

Sphenoid sinus (into spheno ethmoidal recess)

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9
Q

What drains between middle and superior

A

Posterior ethmoidal cells

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10
Q

What drains between inferior and middle

A

Frontal, maxillary, anterior and middle ethmoidal cells

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11
Q

What passes through the foramen cecum

A

aNTERIOR ETHMOIDAL ARTERY AND ETHMOIDAL VEIN

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12
Q

Blood supply to nasal cvity

A

Sphenopalatine, ethmoidal arteries, lateral nasal, greater palatine arteries

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13
Q

What arteries in teh nasal cavity are from teh internal carotid (opthlamic) and thus epitaxis due to increased ICP

A

Ethmoidal

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14
Q

Where fo nasal cavity lymphatics drain to

A

Submandibular glands

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15
Q

How can an infection spread from nasal cavity to meninges

A

Via ethmoidal vein travelling through foramen cecuM

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16
Q

Which sinuses drain to the middle meatus

A

Frontal sinus, maxillary sinus, anterior and middle ethmoidal cells

17
Q

What drains into the inferior meatus

A

Nasolacrimal duct

18
Q

What drains into the superior meatus

A

Posterior ethmoidal cells

19
Q

What drains into the sphenoethmoidal recess

A

The sphenoid sinus

20
Q

Which sinuses drain to the middle meatus

A

Frontal sinus, maxillary sinus, anterior and middle ethmoidal cells

21
Q

What drains into the inferior meatus

A

Nasolacrimal duct

22
Q

What drains into the superior meatus

A

Posterior ethmoidal cells

23
Q

What drains into the sphenoethmoidal recess

A

The sphenoid sinus

24
Q

Which sinuses drain to the middle meatus

A

Frontal sinus, maxillary sinus, anterior and middle ethmoidal cells

25
Q

What drains into the inferior meatus

A

Nasolacrimal duct

26
Q

What drains into the superior meatus

A

Posterior ethmoidal cells

27
Q

What drains into the sphenoethmoidal recess

A

The sphenoid sinus

28
Q

Which sinuses drain to the middle meatus

A

Frontal sinus, maxillary sinus, anterior and middle ethmoidal cells

29
Q

What drains into the inferior meatus

A

Nasolacrimal duct

30
Q

What drains into the superior meatus

A

Posterior ethmoidal cells

31
Q

What drains into the sphenoethmoidal recess

A

The sphenoid sinus

Special Senses (12 decks)

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