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Anatomy > Nasal cavity > Flashcards

Nasal cavity Flashcards

1
Q

3 major functions of the nasal cavity

A

Respiration
Olfaction
Phonation

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2
Q

Structural support of the nasal cavity that bounds the paranasal sinuses and drains them

A

Lateral nasal wall

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3
Q

The paranasal sinuses are bound to this structural support of the nasal cavity

A

Lateral nasal wall

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4
Q

Spaces beneath the bony turbinates of the nasal cavity are called this

A

Meatus

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5
Q

Independent bone of the lateral nasal wall that is covered with thick mucous membrane

A

Inferior turbinate

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6
Q

The nasolacrimal duct typically empties into this

A

Inferior meatus

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7
Q

Part of the ethmoid bone where the frontal and ethmoidal sinuses drain into the associated meatus

A

Middle turbinate and meatus

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8
Q

Rounded projection of lateral wall of the nasal cavity with ethmoid air cells just lateral

A

Ethmoid bulla

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9
Q

Passageways that drain the paranasal sinuses into the nasal cavity

A

Ostia

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10
Q

Turbinate that contains the uncinate process, ehtmoid bulla, semilunar hatius and ostia

A

Middle tubinate

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11
Q

Space between the bulla and uncinate process

A

Semilunar hiatus

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12
Q

Part of the ethmoid bone that contains the olfactory epithelium

A

Superior turbinate

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13
Q

Structural support of the nasal cavity formed from the perpendicular plate of ethmoid bone, vomer, and septal cartilage

A

Nasal septum

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14
Q

The nasal septum is formed from these 3 structures

A

Perpendicular plate of ethmoid bone
Vomer
Septal cartilage

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15
Q

Bone in the inferior region of the septum that is referred to as the “plow bone”

A

Vomer

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16
Q

Sensory innervation to the nasal cavity (2)

A

V1 ophthalmic and V2 maxillary

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17
Q

Branches of the nasociliary nerve of V1 that supply the superior part of the nasal lateral and septal walls

A

Anterior and posterior ethmoidal nerves

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18
Q

The anterior and posterior ethmoidal nerves are branches of this

A

Nasociliary nerve (branch of V1)

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19
Q

Nerve that innervates the skin at the tip of the nose

A

Anterior ethmoidal nerve

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20
Q

V2 passes through the foramen rotundum to enter this

A

Pterygopalatine fossa

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21
Q

Large space lateral to the sphenopalatine foramen where V2 enters after passing through the foramen rotundum

A

Pterygopalatine fossa

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22
Q

A major nerve branch of V2 from the pterygopalatine fossa passes through this to enter the nasal cavity

A

Sphenopalatine foramen

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23
Q

Nerve that supplies sensory innervation to the septum
Lies on the vomer

A

Nasopalatine nerve (branch of V2)

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24
Q

Nasopalatine nerve is a branch of this

A

V2

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25
Q

Nasopalatine nerve supplies this

A

Sensory to septum

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26
Q

Nasopalatine nerve lies on this

A

Vomer

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27
Q

Special sensory innervation to the nasal cavity

A

CN I - smell

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28
Q

Autonomic innervation of the nose comes from fibers that pass through this

A

Pterygopalatine fossa

29
Q

The anterior and posterior ethmoidal arteries are branches of this

A

Ophthalmic artery (of internal carotid)

30
Q

Artery responsible for anterior nasal hemorrhages
Common along the nasal septum

A

Anterior ethmoidal artery

31
Q

Branch of the maxillary artery that passes through the sphenopalatine foramen to enter the nasal cavity
Supplies the lateral nasal wall as well as nasal septum via the septal artery

A

Sphenopalatine artery

32
Q

The sphenopalatine artery is a branch of this

A

Maxillary artery (of external carotid)

33
Q

The sphenopalatine artery passes through this

A

Sphenopalatine foramen

34
Q

Artery responsible for posterior nosebleeds
Can be very serious

A

Sphenopalatine artery

35
Q

Other word for nose bleeds

A

Epistaxis

36
Q

Paranasal sinus that is drained by the frontonasal duct to the middle meatus

A

Frontal sinus

37
Q

The frontal sinuses are supplies by this nerve and vessels

A

Supraorbital

38
Q

Frontal sinuses drain here

A

Middle meatus via frontonasal duct

39
Q

Pain of the frontal sinus would be felt here

A

Forehead above the eye

40
Q

Paranasal sinus supplied by the supraorbital nerve and vessels

A

Frontal sinus

41
Q

Sinuses that drain into the middle meatus

A

Frontal, ethmoid, and maxillary sinuses

42
Q

The ethmoid sinus drains here through ostia

A

Middle meatus

43
Q

Sinus supplied by the anterior and posterior ethmoidal nerve and vessels

A

Ethmoid sinus

44
Q

Nerve and vessels that supply the ethmoid sinus

A

Anterior and posterior ethmoidal

45
Q

Pain of the ethmoid sinus would be felt here

A

Between the eyes

46
Q

Only sinus that does not drain into the middle meatus

A

Sphenoid sinus

47
Q

Sinus that drains through ostia in the sphenoethmoidal recess (above the superior turbinate)

A

Sphenoid sinus

48
Q

Superior relationship of the sphenoid sinus

A

Middle cranial fossa and pituitary gland

49
Q

Lateral relationship of the sphenoid sinus

A

Cavernous sinus and internal carotid artery

50
Q

Blood and nervous supply to the sphenoid sinus

A

Posterior ethmoidal

51
Q

The posterior ethmoid nerve and vessels supply this sinus

A

Sphenoid sinus

52
Q

Pain of the sphenoid sinus would be felt here

A

Midline deep to the eyes

53
Q

Pain from this sinus would be felt on the forehead above the eye

A

Frontal sinus

54
Q

Pain from this sinus would be felt in between the eyes

A

Ethmoid sinus

55
Q

Pain from this sinus would be felt deep to the eyes

A

Sphenoid sinus

56
Q

Term that describes small openings

A

Ostia

57
Q

Largest of the sinuses

A

Maxillary sinus

58
Q

Anterior aspect of the maxillary sinus

A

Facial surface

59
Q

Superior aspect of the maxillary sinus

A

Orbit

60
Q

Medial aspect of the maxillary sinus

A

Nasal cavity

61
Q

Inferior aspect of the maxillary sinus

A

Alveolar processes (teeth) and oral cavity

62
Q

The maxillary sinus is supplied by this nerve and vessels

A

Superior alveolar

63
Q

The superior alveolar nerve is a branch of this

A

V2

64
Q

Branches of the superior alveolar nerve

A

Posterior superior alveolar
Middle superior alveolar
Anterior superior alveolar

65
Q

Sinus that is supplied by the superior alveolar nerve and vessels

A

Maxillary sinus

66
Q

Pain from the maxillary sinus would be felt here

A

Upper teeth

67
Q

Pain from this sinus would be felt in the upper teeth

A

Maxillary sinus

68
Q

Irritation and inflammation of the nasal mucous membrane

A

Rhinitis

69
Q

Most common nosebleeds

A

Anterior nosebleeds

Anatomy (23 decks)

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