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AP2 LAB > Respiratory > Flashcards

Respiratory Flashcards

1
Q

Respiration

A

exchange of gases between the atmosphere, blood, and cells

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2
Q

Ventilation

A

breathing.

Surface tension, elastic recoil, & compliance (ease lungs can be expanded (all affect ventilation)

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3
Q

Tidal Volume (TV)

A

volume of inspired or expired air with each normal breath

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4
Q

Inspiratory Reserve Volume (IRV)

A

amount of air that can be inspired forcefully after inspiration of tidal volume

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5
Q

Expiratory Reserve Volume (ERV)

A

amount of air that can be inspired forcefully after inspiration of tidal volume

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6
Q

Residual Volume (RV)

A

amount of air left in respiratory passages and lungs after maximal forced expiration

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7
Q

Inspiratory Capacity (IC)

A

IC = TV + IRV (maximum amount of air that can be inspired after normal expiration)

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8
Q

Vital Capacity (VC)

A

VC = IRV + TV + ERV (maximum volume of air that can be expelled after a maximum inspiration)

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9
Q

Respiratory Minute Volume (RMV)

A

the amount of air that enters your lungs in a minute

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10
Q

Atmospheric Pressure

A

760mmHg (usual) pressure in enviorment

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11
Q

Inspiration (in relation to diaphragm)

A

diaphragm contracts

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12
Q

Expiration (in relation to diaphragm)

A

diaphragm relaxes

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13
Q

Intrapleural Pressure

A

Pressure inside lungs:
Inspiration- decreases
Expiration- increases

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14
Q

Alveolar Pressure

A

Pressure in aveoli:
Inspiration- drops below atmospheric pressure
Expiration- increases above atmospheric pressure

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15
Q

Pulmonary Gas Exchange

A

blood reaches alveoli for O2 and then blood travels to left atrium to ventricles -> systemic circulation

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16
Q

Systemic Gas Exchange

A

blood delivers O2 to tissue cells

17
Q

Spirometer

A

Used to test for asthma or COPD.

Measures ventilaiton

18
Q

Spirogram

A

Graphic record of breathing! (read RIGHT to LEFT!!!)

AP2 LAB (7 decks)

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