Info-Spirometry Flashcards
1
Q
what is spiromtery used for?
A
measure functional lung volumes in one breath
2
Q
name some obstructive lung diseases?
A
> reversible (asthma)
> irreversible(COPD)
> bronchiecstasis
> inhaled foreign body
> tumor
3
Q
sign of obstructive lung disease
A
a long time to exhale (wheeze), not much breathed out in 1 second but total volume is not bad
FEV1< FVC
FEV1/FVC< 0.7
FEV1<0.8
4
Q
What are some restrictive lung disease?
A
usually affect the interstitium so affects the chest wall movement and elasticity
scoliosis kyphosis ankylosing spondylitis Guillain-Barre Myasthenia gravis pilmonary fibrosis sarcodosis asbestosis
5
Q
signs of restrictive lung disease
A
due to restriction most of the breath is out in the first second
lung volume is decreased
FVC is lower
FEV1/FVC> 0.8
