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Honors Anatomy > respiratory system > Flashcards

respiratory system Flashcards

1
Q

ventilation

A

gas exchange with the atmosphere

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2
Q

external respiration

A

gas exchange between the LUNGS and BLOOD

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3
Q

internal inspiration

A

gas exchange between the BLOOD and BODY CELLS

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4
Q

diaphragm

A

muscle associated with breathing

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5
Q

when the muscle CONTRACTS….

A

a vacuum is created allowing air to rush IN

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6
Q

when a muscle RELAXES…..

A

the air is let OUT

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7
Q

tidal volume

A

quiet breathing

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8
Q

inspiratory reserve volume

A

amount above tidal volume taken in

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9
Q

expiratory reserve volume

A

amount that can be forcibly exhaled

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10
Q

residual volume

A

air left over in non collapsible passages

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11
Q

inspiratory capacity

A

inspiratory reserve volume (IRV) and total volume (TV)

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12
Q

vital capacity

A

sum of inspiratory reserve volume (IRV), total volume (TV), and expiratory reserve volume (ERV)

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13
Q

vital capacity + residual volume =

A

total lung capacity

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14
Q

external nares

A

nose (or mouth/middle ear)

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15
Q

pharynx

A

common passageway for food and air

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16
Q

larynx

A

air passageway that includes the vocal cords

17
Q

epiglottis

A

covering off the glottis

18
Q

glottis

A

opening to the trachea

19
Q

vocal cords

A

voice box

20
Q

trachea

A

air tube to the lungs

21
Q

bronchi

A

primary tubes in the lungs

22
Q

bronchioles

A

small bronchi

23
Q

alveoli

A

air sacs where gas exchange occurs with the blood

24
Q

oxygen poor blood….

A

enters the heart and goes to the lungs

25
Q

oxygen rich blood….

A

enters the heart FROM the lungs and goes to body

26
Q

air INto lungs =

A

inspiration

27
Q

the diaphragm _______ during inspiration

A

contracts

28
Q

air OUT of the lungs =

A

expiration

29
Q

during expiration the diaphragm ______

A

relaxes

Honors Anatomy (6 decks)

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