The COPD Called Emphysema Forces the Afflicted to Exhale Through

question 11

Multiple Choice

The COPD called emphysema forces the afflicted to exhale through pursed lips to maintain intrabronchial backpressure, thereby preventing

• A)airway collapse.
• B)surface tension decrease.
• C)decreased traction.
• D)the use of secondary breathing muscles.
• E)mixing of oxygenated/deoxygenated blood.