BIOD 331 5.5: Pneumothorax &
Atelectasis Overview | Exam
Questions with Verified Solutions
Pneumothorax—ANSWER--Presence of air in the pleural space causing partial or complete
collapse of the affected lung, with types including spontaneous, traumatic, and tension
pneumothorax.
Spontaneous Pneumothorax—ANSWER--Usually from rupture of an alveolus or air-filled
bleb, common in tall boys and young men between 10 and 30 years of age.
Traumatic Pneumothorax—ANSWER--Result of a penetrating chest wound or rib fracture
puncturing the lung, may be caused by medical procedures like central line insertion or CPR.
Tension Pneumothorax—ANSWER--Occurs when air enters but cannot exit the pleural space,
leading to lung collapse and compression of mediastinal structures, a life-threatening
condition.
Atelectasis—ANSWER--Incomplete expansion of a lung or portion caused by airway
obstruction or lung compression, with causes including mucous plug, pleural effusion, or
tumor mass.
Obstructive Atelectasis—ANSWER--Risk increased post-surgery due to anesthesia and
immobility, managed by encouraging coughing, deep breathing, and early ambulation.
Atelectasis Overview | Exam
Questions with Verified Solutions
Pneumothorax—ANSWER--Presence of air in the pleural space causing partial or complete
collapse of the affected lung, with types including spontaneous, traumatic, and tension
pneumothorax.
Spontaneous Pneumothorax—ANSWER--Usually from rupture of an alveolus or air-filled
bleb, common in tall boys and young men between 10 and 30 years of age.
Traumatic Pneumothorax—ANSWER--Result of a penetrating chest wound or rib fracture
puncturing the lung, may be caused by medical procedures like central line insertion or CPR.
Tension Pneumothorax—ANSWER--Occurs when air enters but cannot exit the pleural space,
leading to lung collapse and compression of mediastinal structures, a life-threatening
condition.
Atelectasis—ANSWER--Incomplete expansion of a lung or portion caused by airway
obstruction or lung compression, with causes including mucous plug, pleural effusion, or
tumor mass.
Obstructive Atelectasis—ANSWER--Risk increased post-surgery due to anesthesia and
immobility, managed by encouraging coughing, deep breathing, and early ambulation.
