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Respiratory System > Respiratory System > Flashcards

Respiratory System Flashcards

1
Q

Major components of the respiratory system cross the head and neck

A

Nose
Paranasal sinuses
Larynx
Trachea

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2
Q

The nose consists of__ and. __

A

External nose
Nasal cavity

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3
Q

Division of nasal septum

A

Right and left halves

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4
Q

Attached to the forehead by the root (bridge) of the nose.

A

External nose

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5
Q

Two elliptical, external orifices are called the ___ which are separated from each other by the nasal septum.

A

Nostrils

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6
Q

Peripheral bony elements of the external nose

A

Nasal bone
Frontal process of the maxillae
Nasal part of the frontal

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7
Q

____. Completes the framework of the external nose. They are plates of hyaline cartilage that made up the majority of the external nose

A

Nasal cartilages

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8
Q

Primary muscles of the external nose

A

Nasalis (compressor naris)
Dilator naris
Levator labii superioris alaque nasi

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9
Q

Supplies the skim and the external nose

A

Ophthalmic and maxillary A

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10
Q

Supplies the skin of the ala and the lower part of the septum

A

Facial A

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11
Q

Innervates the bridge and crest of nose. Supplies the side of the nose

A

Infratrochlear & external nasa of CN V1
Infraorbital branch CN V2

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12
Q

The nasal cavity extends from the ___ in front of the ___

A

Nostrils , choanae

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13
Q

The nasal ______ is the area of the nasal cavity lying just inside the nostril

A

Vestibule

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14
Q

The _____ is the entrance to the middle meatus and sits just superior to the vestibule. The nasal septum divides the cavity into ___ and ___ halves.

A

Atrium , right and left

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15
Q

Components of the floor of the nasal cavity

A

Palatine process of the maxilla and
the horizontal plate of the palatine bone

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16
Q

Three projections of the lateral wall

A

Superior, middle and inferior nasal conchae

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17
Q

Superior and middle conchae are parts of the ___ whereas the inferior concha is an ___

A

Ethmoid bone , individual bone

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18
Q

Space below the concha

A

Meatus

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19
Q

____ is a small area above the superior concha. It receives the opening of the ____

A

Sphenoethmoidal recess , sphenoid air sinus

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20
Q

___ lies below the superior concha. Receives the openings of the _____

A

Superior meatus , posterior ethmoid sinuses

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21
Q

__ lies below the middle concha. It has a rounded swelling called the ___ that is formed by the ____ which open on its upper border

A

Middle meatus , bulla ethmoidalis , middle ethmoidal air sinus

22
Q

Curved opening that lies just below the bulla

A

Hiatus semilunaris

23
Q

The anterior end of the hiatus leads into a funnel-shaped channel called the _____, which is continuous with the _____

A

Infundibulum , frontal sinus

24
Q

The ______ lies below the inferior concha and receives the opening of the lower end of the ______

A

Inferior meatus , nasolacrimal duct

25
Q

Medial wall
Upper portion:
Lower part:
Anterior part:
Rarely line in the midline :

A

Vertical (perpendicular) plate of the ethmoid
Vomer
Septal cartilage
Septum

26
Q

Lined with modified skin and has coarse hairs

A

Vestibule

27
Q

A small olfactory region above the superior concha is lined with olfactory mucous membrane and contains nerve endings sensitive to the?

A

Reception of smell

28
Q

Roof of the nasal cavity

A

Sphenoethmoidal recess
Superior surface of the superior concha
Superior edge of the nasal septum

29
Q

The presence of warm blood in the venous plexuses serves to warm the ____ as it enters the respiratory system.

A

Inspired air

30
Q

The presence of mucus on the surfaces of the conchae moistens the area and traps foreign particles and organisms in the inspired air, which are then swallowed and destroyed by ___

A

Gastric acid

31
Q

Nerves of general sensation are branches of the

A

Ophthalmic division and the maxillary division of CN V

32
Q

Nasal cavity blood supply

A

Maxillary A
Important branch:
Sphenopalatine A
— anastomose with the septal branch of the superior labial branch of the facial A

33
Q

Nasal cavity lymph drainage

A

Vestibule - submandibular nodes
Remainder of nasal cavity - upper deep cervical nodes

34
Q

paranasal sinuses are cavities in the interior of the

A

Maxilla
Fromal
Sphenoid
Ethmoid

35
Q

Paranasal sinuses are lined with mucoperiosteum and filled with air; they communicate with the nasal cavity through relatively ?

A

Small apertures

36
Q

Middle meatus through hiatus semilunaris what sinus

A

Maxillary sinus

37
Q

Middle meatus via infundibulum

A

Frontal sinus

38
Q

Sphenoethmoidal recess

A

Sphenoid sinus

39
Q

Infundibulum and into the middle meatus

A

Anterior group of ethmoid sinus

40
Q

Middle meatus on or above bulla ethmoidalis

A

Middle group of ethmoid sinus

41
Q

Superior meatus

A

Posterior group of ethmoidal sinus

42
Q

Paranasal sinuses function to decrease the weight of the skull by ___ and give resonance to the voice.

A

7 to 20%

43
Q

T or F: The quality of the voice is markedly changed when the apertures of the sinuses are blocked or they become filled with fluid.

A

True

44
Q

The mucus produced by the mucous membrane is moved into the nose by

A

Ciliary action of the columnar cells

45
Q

Drainage of the mucus is also achieved by the siphon action created during the

A

Blowing of the nose

46
Q

Maxillary and sphenoid sinuses are present in a rudimentary from at birth; they enlarge appreciably after ?

A

8th year and achieve full form in adolescence.

47
Q

Expansion of the ______ is one of the factors responsible for the significant postnatal growth of the facial skeleton.

A

Paranasal sinus

48
Q

Is pyramidal in shape and located within the body of the maxilla behind the skin of the cheek. The floor of the orbit forms the roof, and the floor is related to the roots of the premolars and molar teeth.

A

Maxillary sinus

49
Q

contains the two frontal sinuses. They are separated from each other by a bony septum. Each sinus is roughly triangular, extending upward above the medial end of the eyebrow and backward into the medial part of the roof of the orbit.

A

Frontal sinuses

50
Q

lie within the body of the sphenoid bone. A thin bony septum separates the sinuses.

A

Sphenoid sinus

51
Q

Three pairs of ethmoid sinus __ , __ ,__ between the nose and the orbit. They are separated from the orbit by an extremely thin plate of bone, and infection can readily spread from the sinuses into the orbit.

A

Anterior, middle and posterior

Respiratory System (3 decks)

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