A 60-year-old male is
admitted with a history of acute on chronic breathlessness. He has been a
longstanding smoker. On examination, he is breathless at rest with pursed lip
breathing, use of accessory muscles of respiration and a barrel shaped chest. He
is not oedematous.
Which of the following physical signs will allow you to infer that on chest
X-ray hyper inflated lung fields will be seen?
a) Determining respiratory movements
b) Vocal fremitus
d) Auscultation of breath sounds
e) Vocal resonance