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Ellie-NUR 130 > Gas Exchange > Flashcards

Gas Exchange Flashcards

1
Q

what is gas exchange

A

the process by which o2 is transported to cells and co2 is transported from cells

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2
Q

what is ischemia

A

inadequate blood supply to part of body
not perfusing
no 02 exchange

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3
Q

what is hypoxia

A

inadequate o2 supply in body tissues or cells

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4
Q

what is anoxia

A

absence of o2

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5
Q

what is diffusion

A

moving from an area of high concentration to low concetration

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6
Q

what is hypoxemia

A

lack of o2 blood-arterial

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7
Q

which side of the heart recieves 02 blood from lungd

A

left side

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8
Q

what is ventilation

A

flow of air into and out of alveoli

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9
Q

what is transport

A

02 transported by RBCs

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10
Q

what is perfusion

A

flow of blood to alveoli capillaries

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11
Q

why does impairment of gas exchnage occur

A

ineffective ventilation
reduced capacity for gas transportation
inadequate perfusion

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12
Q

what is asthma

A

inflammation and airway tissue sensitivity

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13
Q

what lab assessments are done for asthma

A

ABGs
cbcs
sputum
biopsy

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14
Q

what is a control therapy drug used daily for asthma

A

theophylline

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15
Q

what is a reliever drug that is used to stop an asthma attack

A

albuterol

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16
Q

what is an example of an anti-inflammatory agent inhaler

A

QVAR

17
Q

what can happen if there is impaired gas exchange

A

cell death

18
Q

what is the greatest risk factor of COPD

A

cigarette smoking

19
Q

what are some complications of COPD

A

hypoxemia
acidosis
respiratory infection
cardiac failure
dysrhythmias
respiratory failure

20
Q

what is clinical management and primary prevention for COPD

A

infection control (AVOID SERIOUS RESPIRATORY INFECTIONS)
smoking cessation
immunizations
preventing postop complications (pneumonia)

21
Q

what are some cues for COPD

A

decreased gas exchange
wt loss
anxiety
decreased endurance
potential for pneumonia

22
Q

what are 2 positions good for COPD patients

A

upright or tripod

23
Q

what does chest physiotherapy do

A

physically break up mucus

Ellie-NUR 130 (7 decks)

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