Tutorial TMC A
1. A patient has been diagnosed with sarcoidosis. Which of the following pulmonary
function test would best evaluate the degree of impairment?
FEV1, MVV, VC, FEF 25-75 - correct answer VC
2. A pt has been receiving incentive spirometry therapy for the tx of atelectasis.
Which of the following would indicate improvement in the pts condition? increased
crackels, vesicular breath sounds, decrerased rhonchi, decreased wheezes. - correct
answer vesicular breath sounds
3. A pt is receiving VC, a/c in the intensive care unit. If the inspiratory phase of
ventilation ends when a preset value for volume has been reached, which of the
following variables is being controlled? - correct answer
cycle variable
4. Vasular markings on a chest radiograph are absent and the lung parenchyma is
black. This would indicate: congestive heart failure, overexposed film,
pneumoconiosis, underexposed film - correct answer
overexposed film
5. A pt is receiving aerosolized oxygen therapy via a T-piece (Briggs' adapter) in the
emergency department. The pat has asymetrical chest movement w/the left side
rising while the right side falls. Which of the following should be considered the
most likely reason for this breathing pattern? - correct answer
flail chest
6. Which of the following is equivalent to total lung capacity? VC + RV, IC + RV, IRV
+ VT + ERV, VC + FRC - correct answer VC + RV
7. For patients on mechanical ventilation, whcih of the following does NOT
contribute to an elevated PaCO2? high glucose intake, severe intrapulmonary shunt,
increased deadspace ventilation, fever - correct answer
severe intrapulmonary shunt
