respiratory system terms

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respiration

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53 Terms

1

respiration

gas exchange (O2 from atmosphere to blood, CO2 from blood to atmosphere)

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2

internal respiration

occurs in metabolizing tissue, O2 out of blood, CO2 out of cells

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3

external respiration

occurs in lungs, O2 into blood and CO2 into alveolar air

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4

inhalation (inspiration)

taking air into lungs, active phase of ventilation, result of muscle contraction

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5

exhalation (expiration)

letting air out of lungs, result of relaxation of diaphragm and elastic recoil of tissue (decrease in thoracic volume and increase in intraavleolar pressure

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6

diaphragm

major muscle of inspiration, separates thoracic and abdominal cavity

<p>major muscle of inspiration, separates thoracic and abdominal cavity</p>
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7

external intercostals

muscle of inspiration, raises ribs and enlarges rib cage

<p>muscle of inspiration, raises ribs and enlarges rib cage</p>
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8

external obliques

expiration, compress abdomen

<p>expiration, compress abdomen</p>
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9

internal intercostals

expiration, depress rib cage

<p>expiration, depress rib cage</p>
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10

internal obliques

expiration, compress abdomen

<p>expiration, compress abdomen</p>
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11

rectus abdominis

expiration, depress rib cage

<p>expiration, depress rib cage</p>
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12

transversus abdominis

com press abdomen

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13

external nares (nostrils)

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14

hard palate

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15

hyoid bone

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16

inferior nasal concha

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17

internal nares

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18

larynx

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19

cricoid cartilage of larynx

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20

epiglottis of larynx

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21

glottis of larynx

Between folds

<p>Between folds</p>
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22

thyroid cartilage of larynx

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23

vocal folds (vocal cords) of larynx

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24

lingual tonsils

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25

middle nasal concha

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26

nasal cavity

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27

nasal septum

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28

nose

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29

palatine tonsils

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30

pharyngeal tonsils

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31

pharynx

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32

laryngopharynx

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33

nasopharynx

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34

oropharynx

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35

soft palate

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36

superior nasal concha

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37

uvula

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38

alveolus (alveoli)

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39

left lung lobes

inferior and superior

<p>inferior and superior</p>
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40

left primary bronchus (bronchi)

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41

left secondary bronchus (bronchi)

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42

left tertiary bronchus (bronchi)

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43

parietal pleura

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44

right lung lobes

inferior, middle, superior

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45

right primary bronchus (bronchi)

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46

right secondary bronchus (bronchi)

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47

right tertiary bronchus (bronchi)

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48

trachea

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49

visceral pleura

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50

anatomical dead space

volume of airways of conducting zone

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51

conducting zone

area where no gas exchange occurs (nose to bronchioles)

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52

mucous

relating to, or producing mucus.

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53

respiratory zone

where gas exchange occurs (bronchioles and beyond)

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