when atmosphere pressure is less than alveolar pressure:   A) air moves neither into nor out of the lungs B) atmospheric pressure is never less than alveolar pressure C) inhalation occurs D) exhalation occurs E) the patient dies

Select the FALSE statement/s: OA) Residual volume is higher in obstructive pulmonary disease than in restrictive pulmonary diseases O B) Expiratory volume is lower in obstructive pulmonary disease than in restrictive pulmonary diseases OC) Rib cage deformities will cause restrictive pulmonary disease OD) All of the above O E) None of the above

Mr. Chan is admitted to the emergency unit with shortness of breath. He had similar symptoms approximately 1 year ago with a chronic obstructive pulmonary disease (COPD) exacerbation requiring hospitalization. (a)  What is obstructive lung disease? How does it affect the oxygen and carbon dioxide content in the arterial blood?  (b)  Describe how the obstructive lung disease can be diagnosed by the spirometer. (c)  Mr. Chan’s lungs show a progressive destruction that is a form of COPD. (i) What is the name of the lung disease describing this form of COPD?  (ii) Describe and explain the change in lung compliance, airway resistance and pulmonary ventilation.  (d) Give one COPD exacerbation that Mr. Chan may experience. How can it affect pulmonary function?

Type II alveolar cells have which of the following function? A) replace mucus in the alveoli B) protect. The lungs from bacterial invasion D) produce surface tension E) secrete surfactant