Respiratory Disorders

Question 1

what is FEV1?

Answer 1

forced expiratory volume in 1 second

Question 2

what is FVC?

Answer 2

forced vital capacity

Question 3

what is spirometry?

Answer 3

uses spirometer to objectively assess and individuals pulmonary performance

Question 4

obstructive lung disease

Answer 4

the inability to get air out of the lung
this is asthma and COPD
FEV1/FVC is decreased

Question 5

restrictive lung disease

Answer 5

the inability to get air into the lung and maintain normal lung volumes
FEV1/FVC is normal or increased
FVC low

Question 6

how can you tell if symptoms are reversible?

Answer 6

an increase of FEV1 of 12% (>0.2L in adults) after an inhaled beta 2 agonist

Question 7

how do you record peak expiratory flow rate?

Answer 7

take 3 readings each time and record the best one

Question 8

what is carbon monoxide diffusing capacity?

Answer 8

measures the ability of carbon monixide to diffuse across the alveolar-capillary membrane

Question 9

what is an issue with pulse oximetry?

Answer 9

cant tell the difference between CO2 and O2 bound to hemoglobin