RC271 reading quiz w3

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Which of the following are indications for assessing pulmonary function?
1. Screen for pulmonary disease.
2. Evaluate patients for surgical risk.
3. Assess the progression of disease.

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Terms in this set (20)

Which of the following are indications for assessing pulmonary function?
1. Screen for pulmonary disease.
2. Evaluate patients for surgical risk.
3. Assess the progression of disease.

ALL OF THE ABOVE

What are the contraindications for lung volume indications?
1. untreated pneomothorax
2. recent cataract removal
3. unstable cardiovascular status
4. hemoptysis of unknown origin

ALL OF THE ABOVE

What is the primary problem in obstructive lung disease?
a. low lung volumes
b. reduced lung diffusion
c. increased airway resistance
d. increased pulmonary capillary pressure

increased airway resistance

Which of the following statements is false regarding measurement of a patients force vital capacity?
a. it is an effect-dependent test
b. accurate result can be obtained without pt cooperation
c. nose clips are not required
d. the pt can be sitting or standing

accurate result can be obtained without pt cooperation

which of the following statements Is not true about the FEV1 measurement?
a. reordered FEV1, must come from the same force VC effort
b. It's a popular test
c. it is often compared to the size FVC
d. It is a volume measurement

reorded FEV1 must come from the same force VC effort

You are examining an expiratory flow, at what point during the exhalation can you generally begin to see flow from the bronchials?
a. beyond 90%
b. beyond 70%
c. beyond 50%
d. `beyond 30%

beyond 50%

when evaluating a forced vital capacity what percent increase in the FEV1 is needed to be able to say the treatment is effective?
a. 20%
b. 15%
c. 10%
d. 5%

15%

which of the following volume capacities cannot be measured by simple spirometry?
a. FRC
b. ERV
c. IRV
d. RV

FRC, RV

what is the most common lung volume measured during spirometry?
a. VC
b. TLC
c. ERV
d. VT

what is the predicted normal tidal volume in the adult pt?

500mL-700mL

which of the following statements is true about inspiratory capacity? 1.it may help determine the type of lung expansion therapy to apply 2. it may be reduced in obstructive diseases 3. it is reduced in restrictive lung diseases1,2,3 all of the abovewhat is the normal predicted TLC for adults? a. 7L b. 8L c. 6L d. 9L6Lwhat % of TLC does RV normally represent? a. 20% b. 30% c. 40% d. 10%20%what causes the RV and the FRC to increase? a. Atelectasis b. Pneumonia c. PTX d. Chronic obstructive lung diseaseChronic obstructive lung diseasewhat is the gas normally used to measure the diffusing capacity of the lung?CO (carbon monoxide)under which of the conditions do you postpone the diffusing capacity test? 1. just before the task, the pt has an episode of severe coughing 2. just before the task, the pt had a long wait at a busy bus stop 3. smoke a cigarette2,3 just before the task, the pt had a long wait at a busy bus stop smoke a cigarettewhich of the following are necessary to ensure a valid single breath diffusing capacity of the lungs DLCO test results? 1. breath hold time should be between 3-5 secs 2. correction for HGB and carboxyhemoglobin should be included 3. two more more acceptable test should be average 4. the maneuver should be reproductible to within 10%2, 3, 4the DLCO would be decreased with all of the following EXCEPT a. pulmonary edema b. severe anemia c. pulmonary fibrosis d. secondary polycythemiasecondary polycythemiaWhat conclusions can you draw from the following data, obtained on a 67-year-old, 76-kg man admitted for pulmonary complications arising from silicosis?Results indicate a restrictive lung disorderWhat conclusions can you draw from the following data, obtained from a 41-year-old man who admits to "occasional smoking" but otherwise reveals no past history of pulmonary problems? a.Results indicate small airway obstruction. b.Results indicate generalized airway obstruction. c.Results indicate a restrictive lung disorder. d.Results indicate a combined disease process.results indicated a small airway obstruction