09-10-2007, 07:16 AM
A 24-year-old student generates the series of flow-volume curves shown above. Curve W was
generated, when the student was healthy, by inhaling as much air as possible and then expiring with
maximum effort until no more air could be expired. Curve X is most likely to be caused by which of
the following?
A.
An asthma attack
B.
Aspiration of meat into the trachea
C.
Heavy exercise
D.
Normal breathing at rest
E.
Pneumonia
generated, when the student was healthy, by inhaling as much air as possible and then expiring with
maximum effort until no more air could be expired. Curve X is most likely to be caused by which of
the following?
A.
An asthma attack
B.
Aspiration of meat into the trachea
C.
Heavy exercise
D.
Normal breathing at rest
E.
Pneumonia
