Question 1

For Asian subjects,one should multiply the predicted FEV1 and FVC by which of the following correction factors?

Accepted Answer

A)  0.25 
B)  0.75 
C)  0.88 
D)  1.15 C

Question 2

Which of the following variables is used to determine the presence of obstruction in spirometry measurements?

Accepted Answer

A)  FEF25%-75% 
B)  FEV1/FVC% 
C)  PEF 
D)  FEV1 B

Question 3

The following pulmonary function results were obtained on a patient with COPD: Measured Predicted
FEV1 1.0 L 4.0 L
FVC 3.5 L 5.0 L
The results are consistent with _____ obstruction.

Accepted Answer

A)  Moderate 
B)  Moderately severe 
C)  Severe 
D)  Very severe D

Question 4

The following pulmonary function results were reported for a 25-year-old female. Measured Predicted
FVC (L) 3.00 4.00
FEV1 1.60 3.20
TLC 5.50 5.00
These results are consistent with a(n):

Accepted Answer

A)  Obstructive process 
B)  Restrictive pattern 
C)  Extrathoracic lesion 
D)  Mixed pattern

Question 5

After completing a single-breath diffusing capacity,which of the following comments would assist with the interpretation process?

Accepted Answer

A)  Four trials were completed after several false starts. 
B)  The VC was performed an hour before the DLCO. 
C)  The exhalation time was 2 seconds. 
D)  Was unable to achieve an IVC at 85% of the SVC.

Question 6

The following results are obtained on a 35-year-old Caucasian female: FVC 3.40 L
FEV1 2.04 L
What should the technologist do next?

Accepted Answer

A)  Report the results. 
B)  Perform an exercise evaluation. 
C)  Administer a bronchodilator. 
D)  Recommend pulmonary rehabilitation.

Question 7

The following pulmonary function results were obtained: TLC 5.0 L 130% predicted
DLCO 14.0 55% predicted
FEV1 2.0 L
FVC 3.5 L
The results are consistent with:

Accepted Answer

A)  Interstitial lung disease 
B)  Emphysema 
C)  Asthma 
D)  Neuromuscular disease

Question 8

An individual with asthma has the following FEV1 results: Pre-bronchodilator FEV1 3.25 L
Post-bronchodilator FEV1 3.50 L
These results are consistent with a _____ response.

Accepted Answer

A)  Positive 
B)  False-negative 
C)  False-positive 
D)  Negative

Question 9

Spirometry has been ordered for a 30-year-old male.The technologist should select the spirometry predicted reference set by asking the:

Accepted Answer

A)  Patient's race 
B)  Weight 
C)  Height 
D)  Body surface area

Question 10

All of the following should be considered when selecting a reference set for your laboratory except:

Accepted Answer

A)  Population 
B)  Testing protocol 
C)  Instrumentation 
D)  Percent predicted

Question 11

A 5-year-old Caucasian child performs spirometry in the pulmonary function laboratory.The technologist should select which reference set?

Accepted Answer

A)  NHANES III 
B)  Polgar 
C)  ERS 1993 
D)  Weng

Question 12

Which of the following predicted sets is recommended for use in North America for spirometry?

Accepted Answer

A)  ECCS 
B)  ATS 
C)  NHANES III 
D)  ERS 1993

Question 13

The following pulmonary function results were obtained: TLC 3.0 L 70% predicted
DLCO 12.0 55% predicted
FEV1 2.0 L
FVC 2.3 L
The results are consistent with:

Accepted Answer

A)  Interstitial lung disease 
B)  Emphysema 
C)  Asthma 
D)  Neuromuscular disease

Question 14

The following pulmonary function results were obtained on a patient with asthma: Measured Predicted
FEV1 1.0 L 2.0 L
FVC 2.5 L 2.6 L
The results are consistent with _____ obstruction.

Accepted Answer

A)  Moderate 
B)  Moderately severe 
C)  Severe 
D)  Very severe

Question 15

A 20-year-old female completes a spirometry test with the following data: Measured Predicted LLN
FVC (L)3.00 3.50 3.10
FEV1 (L)2.50 2.80 2.70
Based on the age of the patient and spirometry results,which of the following is possible if a fixed percent is used for the interpretation of the spirometry results?

Accepted Answer

A)  False-negative result 
B)  False-positive result 
C)  True-negative result 
D)  True-positive result

Question 16

Which of the following tests are indicated when the DLCO is less than 60% of predicted?

Accepted Answer

A)  Lung volumes 
B)  Exercise assessment 
C)  MIP/MEP 
D)  Spirometry

Question 17

The technologist records the demographic information for a 40-year-old performing lung volume measurements.An error in which of the following variables will have the greatest influence on the predicted value?

Accepted Answer

A)  Sex 
B)  Race 
C)  Height 
D)  Weight

Question 18

The following pulmonary function results were reported for a 25-year-old female. Measured Predicted
FVC (L) 3.00 4.00
FEV1 1.60 3.20
TLC 4.00 5.00
These results are consistent with a(n):

Accepted Answer

A)  Obstructive process 
B)  Restrictive pattern 
C)  Extrathoracic lesion 
D)  Mixed pattern

Question 19

A 25-year-old male who is 72 inches tall has the following spirometry results:  These findings show the presence of which of the following?

Accepted Answer

A)  Normal lung function 
B)  Severe obstructive disease 
C)  Reversible airway obstruction 
D)  Incorrectly selected predicted values

Question 20

When interpreting lung function measurements,which test should the technologist recommend if the FEV1/FVC% and VC are reduced?

Accepted Answer

A)  Lung volumes 
B)  MIP/MEP 
C)  Six-minute walk 
D)  Airway resistance

Exam 13: Reference Values and Interpretation Strategies

For Asian subjects,one should multiply the predicted FEV₁ and FVC by which of the following correction factors?

Which of the following variables is used to determine the presence of obstruction in spirometry measurements?

The following pulmonary function results were obtained on a patient with COPD: Measured Predicted FEV₁1.0 L 4.0 L FVC 3.5 L 5.0 L The results are consistent with _____ obstruction.

The following pulmonary function results were reported for a 25-year-old female. Measured Predicted FVC (L) 3.00 4.00 FEV₁1.60 3.20 TLC 5.50 5.00 These results are consistent with a(n) :

After completing a single-breath diffusing capacity,which of the following comments would assist with the interpretation process?

The following results are obtained on a 35-year-old Caucasian female: FVC 3.40 L FEV₁2.04 L What should the technologist do next?

The following pulmonary function results were obtained: TLC 5.0 L 130% predicted DLCO 14.0 55% predicted FEV₁2.0 L FVC 3.5 L The results are consistent with:

An individual with asthma has the following FEV₁ results: Pre-bronchodilator FEV₁ 3.25 L Post-bronchodilator FEV₁ 3.50 L These results are consistent with a _____ response.

Spirometry has been ordered for a 30-year-old male.The technologist should select the spirometry predicted reference set by asking the:

All of the following should be considered when selecting a reference set for your laboratory except:

A 5-year-old Caucasian child performs spirometry in the pulmonary function laboratory.The technologist should select which reference set?

Which of the following predicted sets is recommended for use in North America for spirometry?

The following pulmonary function results were obtained: TLC 3.0 L 70% predicted DLCO 12.0 55% predicted FEV₁2.0 L FVC 2.3 L The results are consistent with:

The following pulmonary function results were obtained on a patient with asthma: Measured Predicted FEV₁1.0 L 2.0 L FVC 2.5 L 2.6 L The results are consistent with _____ obstruction.

Which of the following tests are indicated when the DLCO is less than 60% of predicted?

The technologist records the demographic information for a 40-year-old performing lung volume measurements.An error in which of the following variables will have the greatest influence on the predicted value?

The following pulmonary function results were reported for a 25-year-old female. Measured Predicted FVC (L) 3.00 4.00 FEV₁1.60 3.20 TLC 4.00 5.00 These results are consistent with a(n) :

A 25-year-old male who is 72 inches tall has the following spirometry results: These findings show the presence of which of the following?

When interpreting lung function measurements,which test should the technologist recommend if the FEV₁/FVC% and VC are reduced?

Exam 13: Reference Values and Interpretation Strategies

For Asian subjects,one should multiply the predicted FEV1 and FVC by which of the following correction factors?

Which of the following variables is used to determine the presence of obstruction in spirometry measurements?

The following pulmonary function results were obtained on a patient with COPD: Measured Predicted FEV1 1.0 L 4.0 L FVC 3.5 L 5.0 L The results are consistent with _____ obstruction.

The following pulmonary function results were reported for a 25-year-old female. Measured Predicted FVC (L) 3.00 4.00 FEV1 1.60 3.20 TLC 5.50 5.00 These results are consistent with a(n) :

After completing a single-breath diffusing capacity,which of the following comments would assist with the interpretation process?

The following results are obtained on a 35-year-old Caucasian female: FVC 3.40 L FEV1 2.04 L What should the technologist do next?

The following pulmonary function results were obtained: TLC 5.0 L 130% predicted DLCO 14.0 55% predicted FEV1 2.0 L FVC 3.5 L The results are consistent with:

An individual with asthma has the following FEV1 results: Pre-bronchodilator FEV1 3.25 L Post-bronchodilator FEV1 3.50 L These results are consistent with a _____ response.

Spirometry has been ordered for a 30-year-old male.The technologist should select the spirometry predicted reference set by asking the:

All of the following should be considered when selecting a reference set for your laboratory except:

A 5-year-old Caucasian child performs spirometry in the pulmonary function laboratory.The technologist should select which reference set?

Which of the following predicted sets is recommended for use in North America for spirometry?

The following pulmonary function results were obtained: TLC 3.0 L 70% predicted DLCO 12.0 55% predicted FEV1 2.0 L FVC 2.3 L The results are consistent with:

The following pulmonary function results were obtained on a patient with asthma: Measured Predicted FEV1 1.0 L 2.0 L FVC 2.5 L 2.6 L The results are consistent with _____ obstruction.

Which of the following tests are indicated when the DLCO is less than 60% of predicted?

The technologist records the demographic information for a 40-year-old performing lung volume measurements.An error in which of the following variables will have the greatest influence on the predicted value?

The following pulmonary function results were reported for a 25-year-old female. Measured Predicted FVC (L) 3.00 4.00 FEV1 1.60 3.20 TLC 4.00 5.00 These results are consistent with a(n) :

A 25-year-old male who is 72 inches tall has the following spirometry results: These findings show the presence of which of the following?

When interpreting lung function measurements,which test should the technologist recommend if the FEV1/FVC% and VC are reduced?

For Asian subjects,one should multiply the predicted FEV₁ and FVC by which of the following correction factors?

The following pulmonary function results were obtained on a patient with COPD: Measured Predicted FEV₁1.0 L 4.0 L FVC 3.5 L 5.0 L The results are consistent with _____ obstruction.

The following pulmonary function results were reported for a 25-year-old female. Measured Predicted FVC (L) 3.00 4.00 FEV₁1.60 3.20 TLC 5.50 5.00 These results are consistent with a(n) :

The following results are obtained on a 35-year-old Caucasian female: FVC 3.40 L FEV₁2.04 L What should the technologist do next?

The following pulmonary function results were obtained: TLC 5.0 L 130% predicted DLCO 14.0 55% predicted FEV₁2.0 L FVC 3.5 L The results are consistent with:

An individual with asthma has the following FEV₁ results: Pre-bronchodilator FEV₁ 3.25 L Post-bronchodilator FEV₁ 3.50 L These results are consistent with a _____ response.

The following pulmonary function results were obtained: TLC 3.0 L 70% predicted DLCO 12.0 55% predicted FEV₁2.0 L FVC 2.3 L The results are consistent with:

The following pulmonary function results were obtained on a patient with asthma: Measured Predicted FEV₁1.0 L 2.0 L FVC 2.5 L 2.6 L The results are consistent with _____ obstruction.

The following pulmonary function results were reported for a 25-year-old female. Measured Predicted FVC (L) 3.00 4.00 FEV₁1.60 3.20 TLC 4.00 5.00 These results are consistent with a(n) :

When interpreting lung function measurements,which test should the technologist recommend if the FEV₁/FVC% and VC are reduced?