Which one of the following indicates that a patient is performing ineffective huffing?
A)Mouth opened as 'O' shape
B)Hissing sounds
C)Contraction of abdominal muscle
D)Forced expiration

Question

Quizplus · Accepted Answer

Hissing sounds indicate a patient is performing ineffective huffing.
Huffing sound should be like a forced sigh.
The factors mentioned in other options are needed for an effective huff.

Which One of the Following Indicates That a Patient Is