DYNAMIC PUMONARY FUNCTION TEST

DYNAMIC PUMONARY FUNCTION TEST (dynamic test)

1       Timed vital capacity:

a)      The test that asks a patient to take a deep breath and expire in 4 seconds.

b)      Examples:

Time taken in seconds(s)	Forced expiratory volume(FEV)%
1	83
2	93
3	97
4	100

2) Peak flow respiratory rate
3) Maximum Breathing

Categories of diseases:

1)      Obstructive; bronchial asthma  

2)      Restrictive; lung fibrosis

3)      Mixed; involve both types which obstructive and restrictive