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Biol 205 > Ch. 24 > Flashcards

Ch. 24 Flashcards

1
Q

respiratory system provides extensive area for gas exchange between

A

air and blood

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2
Q

respiratory system moves air to/from exchange

A

surfaces in lungs

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3
Q

respiratory system protects surfaces from

A

dehydration and environment changes

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4
Q

respiratory system defends against

A

invasion by pathogenic microbes

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5
Q

respiratory system produces sounds involved with

A

speaking, singing, and non verbal communication

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6
Q

respiratory system assists in regulation of blood

A

volume, pressure, and pH

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7
Q

ventilation is

A

air exchange

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8
Q

nasal cavity helps

A

protect from machrophages coming in

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9
Q

respiratory system is also connected to the

A

nervous system

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10
Q

respiratory system divided to

A

upper and lower

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11
Q

larynx seperates

A

upper and lower

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12
Q

what area does respiratory epithelium NOT line

A

inferior pharynx, small passages in lungs bronchioles or alveoli

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13
Q

respiratory epithelium type

A

pseudostratified ciliated columnar epithelium with mucuous cells and glands

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14
Q

mucus traps

A

debris and microbes

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15
Q

what sweep mucus and anything to trap it toward pharynx

A

cillia

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16
Q

nose functions

A

moisten, warms, filters
chamber for speech
site of olfaction

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17
Q

nostrils are called

A

nares

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18
Q

bridge of nose called

A

dorsum

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19
Q

ale and apex supported by cartilages and other connective tissues

A

nares/nostrils

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20
Q

bridge is supported by

A

nasal bones superiorly and cartilages inferiorly

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21
Q

nasal septum formed by

A

carilage and vomer
perpendicular plate

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22
Q

vibrissae are

A

coarse hair in our nose

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23
Q

nasal cavity bordered by

A

cribiform plate and palate

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24
Q

olfactory region in nose is in the

A

superior portion

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25
Q

conchae increase

A

mucosal surface area
warm, moisten, filter

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26
Q

posterior nasal apertures connect

A

nasal cavity into pharnyx

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27
Q

pharynx is often called

A

throat

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28
Q

nasopharynx is the first area and houses

A

tonsil, eustachian tubes
soft plate and uvula

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29
Q

oropharynx bounded by

A

palate arches

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30
Q

oropharynx houses

A

palatine and lingual tonsils

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31
Q

laryngopharynx is posterior to the

A

epiglottis

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32
Q

laryngopharynx allows

A

passage of air and food

33
Q

laryngopharynx ends at

A

junction between esophagus and larynx

34
Q

oropharynx epithelium

A

stratified squamous epithelium

35
Q

order of pharnx

A

nasopharnx
oropharynx
laryngopharynx

36
Q

larynx is located at

A

adams apple

37
Q

glottis is an

A

opening

38
Q

epiglottis sits

A

on the glottis to close it

39
Q

adams apple is technically

A

thryoid cartilagge

40
Q

circoid cartilage is below

A

thyroid cartilage
ring shape

41
Q

arytenoid cartilages in voice box help

A

support vocal cords/folds

42
Q

intrinsic laryngeal muscles regulate

A

tension in coval cords

43
Q

intrinsic laryngeal muscles opens/closes

A

glottis

44
Q

extrinsic laryngeal muscles position

A

and stabilize the larynx

45
Q

extrinsic laryngeal muscles elevate

A

larynx during swallowing

46
Q

trachea connects to the

A

main bronchi

47
Q

main bronchi split into

A

lobar secondary bronchi

48
Q

lobar secondary bronchi lobe amounts

A

Right: 3
left: 2

49
Q

bronchioles are more

A

smooth muscles

50
Q

first bronchioles you encounter are

A

terminal bronchioles

51
Q

each air sac is called

A

alveolus

52
Q

large clusters of alveolus are

A

alveolar sacs

53
Q

alveolar ducts connect

A

alevolar sacs together

54
Q

connect to a single terminal bronchiole from the

A

pulmonary lobule

55
Q

alveoli are covered by

A

capillaries and surrounded by elastic fibers

56
Q

gas exchange occurs acroos

A

respiratory membrane

57
Q

type 1 alveolar cells are

A

simple squamous epithelial cells

58
Q

alveolar macrophages are

A

free ranging and phagocytize anything that reaches alveolar surface

59
Q

type II alveolar cells produce

A

surfactant

60
Q

lungs reside in the

A

pleural cavities

61
Q

plueral cavities are lined by

A

parietal pluera

62
Q

visceral pluera is what lines the

A

lungs

63
Q

o2 poor blood is delievered bia

A

pulmonary arteries

64
Q

o2 rich blood is carried away via

A

pulmonary veins

65
Q

cardiac notch helps

A

fit the lungs so it has 2 lobes instead of three

66
Q

hilum is where things enter

A

lungs and exit

67
Q

bronchial arteries arise from the

A

aorta

68
Q

bronchial arteries provide

A

blood to lung tissue

69
Q

pulmonary ventilation involes through

A

inhalation/inspiration
exhalation/expiration

70
Q

inhalation increases in

A

volume of thoracic cavity
volume of lungs

71
Q

inhalation decreases

A

pressure inside lungs

72
Q

exhalation decreases

A

volume of thoracic cavity
volume of lungs

73
Q

exhalation increases

A

pressure inside lungs

74
Q

main muscle for inhalation is

A

diaphragm

75
Q

diaphragm is a sheet

A

of muscle and it is the floor of the thoracic cavity

76
Q

external intercostals help

A

push ribs apart during inhalation

77
Q

exhalation through

A

inhalation muscles relaxing

78
Q

forced exhalation uses

A

internal intercostals
rectus abdominis
external oblique
internal oblique

Biol 205 (45 decks)

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