P2 Spirometry Flashcards

1
Q

which of the following tissues is found in large airways, but not small airways?

a) cartilage
b) bone

A

A- cartilage
both the trachea and bronchi have cartilage, whereas the small airways do not. cartilage is rigid and helps to keep the airways open.

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2
Q

for a patient with large airway obstruction, describe whether the following will increase, decrease or stay the same:

  • FEV1/FVC
  • FVC
  • PEF
  • PIF
A
  • FEV1/FVC: decrease
  • FVC: same
  • PEF: decrease
  • PIF: decrease
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3
Q

for a patient with asthma, describe whether the following will increase, decrease or stay the same:

  • FEV1/FVC
  • FVC
  • PEF
  • PIF
A
  • FEV1/FVC: decrease
  • FVC: decrease
  • PEF: decrease
  • PIF: same
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4
Q

for a patient with emphysema, describe whether the following will increase, decrease or stay the same:

  • FEV1/FVC
  • FVC
  • PEF
  • PIF
A
  • FEV1/FVC: decrease
  • FVC: decrease
  • PEF: decrease
  • PIF: increase
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5
Q

for a patient with restrictive disease, describe whether the following will increase, decrease or stay the same:

  • FEV1/FVC
  • FVC
  • PEF
  • PIF
A
  • FEV1/FVC: increase
  • FVC: decrease
  • PEF: same
  • PIF: decrease
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