Question 1

A patient presents with a history of cough after playing ice hockey.Spirometry and lung volume results are normal.Which of the following tests is indicated?

Accepted Answer

A)   Diffusing capacity
B)   Mannitol
C)   Maximum inspiratory pressure
D)   Arterial blood gas

Question 2

Which of the following is a direct bronchoprovocation test?

Accepted Answer

A)   Methacholine
B)   Mannitol
C)   Adenosine
D)   Exercise A

Question 3

A subject performing a methacholine challenge test has the following reproducible results:  The technologist should do which of the following?

Accepted Answer

A)   Repeat methacholine 0.25 mg/ml dose.
B)   Administer methacholine 1.0 mg/ml.
C)   Give 10 breaths of the next dose.
D)   Stop-the test is positive.

Question 4

After 5 minutes of hyperventilation breathing cold air,a subject's FEV1 falls 16% from the pre-test value.The pulmonary function technologist should conclude that:

Accepted Answer

A)   The subject has hyperreactive airways.
B)   The air was not cold enough to provoke a response.
C)   An additional 5 minutes of hyperventilation is required.
D)   Inadequate CO2 was added to the inspired gas.

Question 5

What is the highest concentration of methacholine delivered according to the ATS dose-doubling or dose-quadrupling scheme?

Accepted Answer

A)   25 mg/ml
B)   16 mg/ml
C)   8 mg/ml
D)   4 mg/ml

Question 6

A mannitol challenge is performed with the following results:  What should the technologist do next?

Accepted Answer

A)   Proceed to the next level.
B)   Deliver a bronchodilator.
C)   Terminate the test.
D)   Repeat the maneuver.

Question 7

When multiple methods of bronchoprovocation are ordered on the same day,how many hours after an exercise test should elapse before another test is performed?

Accepted Answer

A)   1
B)   2
C)   3
D)   4

Question 8

What is the typical inspiratory gas mixture when performing a eucapnic voluntary hyperventilation study?

Accepted Answer

A)   5% CO2,21% O2,balance N2
B)   10% CO2,balance O2
C)   5% CO2,balance O2
D)   10% CO2,21% O2,balance N2

Question 9

A subject performing a methacholine challenge test has the following reproducible results:  The technologist should do which of the following?

Accepted Answer

A)   Administer the first dose of methacholine.
B)   Administer 2.50 mg/ml dose of methacholine.
C)   Stop-the test is positive.
D)   Administer an inhaled bronchodilator.

Question 10

An exercise bronchoprovocation test was completed on a 45-year-old male.The FEV1 decreased 18% post-exercise.The technologist should explain that this change is related to:

Accepted Answer

A)   Release of mediators from inflammatory cells
B)   A direct response of the airway smooth muscle to exercise
C)   An exercise-induced increase in the number of inflammatory cells
D)   A decrease in water loss from the airways A

Question 11

What does the acronym PC20  represent?

Accepted Answer

A)   The repeatability has to be 20% when performing a methacholine challenge.
B)   The dose that yields a 20% decline in FEV1
C)   A 20% decline in specific conductance
D)   A 20% increase in specific resistance

Question 12

A patient has a eucapnic voluntary hyperventilation (EVH) test to evaluate bronchial hyperreactivity.If the subject's FEV1 is 3.3 L and her FVC is 4.0 L,which of the following is the appropriate target ventilation for the test?

Accepted Answer

A)   50 times the FEV1 for 1 minute
B)   30 times the FEV1 for 6 minutes
C)   2 times the FVC for 6 minutes
D)   Cannot be determined without the MVV

Question 13

A subject performing a methacholine challenge test has the following repeatable results:  The technologist should do which of the following?

Accepted Answer

A)   Repeat methacholine 1.0 mg/ml dose.
B)   Administer methacholine 4.0 mg/ml dose.
C)   Give 10 breaths of the next dose.
D)   Stop-the test is positive.

Question 14

A 15-year-old subject performs an exercise challenge test on a treadmill to a heart rate of 180 beats per minute for 5 minutes and has the following reproducible results:  The technologist should do which of the following?

Accepted Answer

A)   The workload was not significant enough to elicit a response.
B)   The duration was not significant enough to elicit a response.
C)   The results were negative for exercise-induced bronchospasm.
D)   The results were positive for exercise-induced bronchospasm.

Question 15

Which of the following should be withheld for 48 hours before bronchial challenge testing?

Accepted Answer

A)   Theophylline
B)    β\betaβ -Adrenergic agents
C)   Anticholinergic preparations
D)   Beverages containing caffeine

Question 16

Anticholinergic agents should be withheld for 24 hours.

Accepted Answer

A)   1 and 2
B)   3 and 4
C)   1 and 3
D)   2 and 4

Question 17

When preparing methacholine dilutions for the doubling protocol from 100 mg of dry powder,which of the following would yield a dilution of 4.0 mg/ml?

Accepted Answer

A)   3 ml of 16.0 mg/ml
B)   3 ml of 8.0 mg/ml
C)   3 ml of 4.0 mg/ml
D)   3 ml of 2.0 mg/ml

Question 18

When developing an exercise bronchoprovocation test protocol,which of the following should be included?

Accepted Answer

A)   The patient should be free from respiratory infections for 1 week before the test.
B)   The patient should not do vigorous exercise for 4 hours before testing.
C)   The exercise time is planned for 15 to 20 minutes.
D)   A cycle ergometer is used to apply the work for the exercise. B

Exam 9: Bronchoprovocation Testing

A patient presents with a history of cough after playing ice hockey.Spirometry and lung volume results are normal.Which of the following tests is indicated?

Correct Answer
verified

Which of the following is a direct bronchoprovocation test?

Correct Answer
verified
A

A subject performing a methacholine challenge test has the following reproducible results: The technologist should do which of the following?

Correct Answer
verified

After 5 minutes of hyperventilation breathing cold air,a subject's FEV₁ falls 16% from the pre-test value.The pulmonary function technologist should conclude that:

Correct Answer
verified

What is the highest concentration of methacholine delivered according to the ATS dose-doubling or dose-quadrupling scheme?

Correct Answer
verified

A mannitol challenge is performed with the following results: What should the technologist do next?

Correct Answer
verified

When multiple methods of bronchoprovocation are ordered on the same day,how many hours after an exercise test should elapse before another test is performed?

Correct Answer
verified

What is the typical inspiratory gas mixture when performing a eucapnic voluntary hyperventilation study?

Correct Answer
verified

A subject performing a methacholine challenge test has the following reproducible results: The technologist should do which of the following?

Correct Answer
verified

An exercise bronchoprovocation test was completed on a 45-year-old male.The FEV₁ decreased 18% post-exercise.The technologist should explain that this change is related to:

Correct Answer
verified
A

What does the acronym PC₂₀represent?

Correct Answer
verified

A patient has a eucapnic voluntary hyperventilation (EVH) test to evaluate bronchial hyperreactivity.If the subject's FEV₁ is 3.3 L and her FVC is 4.0 L,which of the following is the appropriate target ventilation for the test?

Correct Answer
verified

A subject performing a methacholine challenge test has the following repeatable results: The technologist should do which of the following?

Correct Answer
verified

A 15-year-old subject performs an exercise challenge test on a treadmill to a heart rate of 180 beats per minute for 5 minutes and has the following reproducible results: The technologist should do which of the following?

Correct Answer
verified

Which of the following should be withheld for 48 hours before bronchial challenge testing?

Correct Answer
verified

Anticholinergic agents should be withheld for 24 hours.

Correct Answer
verified

When preparing methacholine dilutions for the doubling protocol from 100 mg of dry powder,which of the following would yield a dilution of 4.0 mg/ml?

Correct Answer
verified

When developing an exercise bronchoprovocation test protocol,which of the following should be included?

Correct Answer
verified
B

Exam 9: Bronchoprovocation Testing

A patient presents with a history of cough after playing ice hockey.Spirometry and lung volume results are normal.Which of the following tests is indicated?

Correct AnswerverifiedShow Answer

Which of the following is a direct bronchoprovocation test?

Correct AnswerverifiedA

A subject performing a methacholine challenge test has the following reproducible results: The technologist should do which of the following?

Correct AnswerverifiedShow Answer

After 5 minutes of hyperventilation breathing cold air,a subject's FEV1 falls 16% from the pre-test value.The pulmonary function technologist should conclude that:

Correct AnswerverifiedShow Answer

What is the highest concentration of methacholine delivered according to the ATS dose-doubling or dose-quadrupling scheme?

Correct AnswerverifiedShow Answer

A mannitol challenge is performed with the following results: What should the technologist do next?

Correct AnswerverifiedShow Answer

When multiple methods of bronchoprovocation are ordered on the same day,how many hours after an exercise test should elapse before another test is performed?

Correct AnswerverifiedShow Answer

What is the typical inspiratory gas mixture when performing a eucapnic voluntary hyperventilation study?

Correct AnswerverifiedShow Answer

A subject performing a methacholine challenge test has the following reproducible results: The technologist should do which of the following?

Correct AnswerverifiedShow Answer

An exercise bronchoprovocation test was completed on a 45-year-old male.The FEV1 decreased 18% post-exercise.The technologist should explain that this change is related to:

Correct AnswerverifiedA

What does the acronym PC20 represent?

Correct AnswerverifiedShow Answer

A patient has a eucapnic voluntary hyperventilation (EVH) test to evaluate bronchial hyperreactivity.If the subject's FEV1 is 3.3 L and her FVC is 4.0 L,which of the following is the appropriate target ventilation for the test?

Correct AnswerverifiedShow Answer

A subject performing a methacholine challenge test has the following repeatable results: The technologist should do which of the following?

Correct AnswerverifiedShow Answer

A 15-year-old subject performs an exercise challenge test on a treadmill to a heart rate of 180 beats per minute for 5 minutes and has the following reproducible results: The technologist should do which of the following?

Correct AnswerverifiedShow Answer

Which of the following should be withheld for 48 hours before bronchial challenge testing?

Correct AnswerverifiedShow Answer

Anticholinergic agents should be withheld for 24 hours.

Correct AnswerverifiedShow Answer

When preparing methacholine dilutions for the doubling protocol from 100 mg of dry powder,which of the following would yield a dilution of 4.0 mg/ml?

Correct AnswerverifiedShow Answer

When developing an exercise bronchoprovocation test protocol,which of the following should be included?

Correct AnswerverifiedB

Correct Answer
verified

Correct Answer
verified
A

Correct Answer
verified

After 5 minutes of hyperventilation breathing cold air,a subject's FEV₁ falls 16% from the pre-test value.The pulmonary function technologist should conclude that:

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

An exercise bronchoprovocation test was completed on a 45-year-old male.The FEV₁ decreased 18% post-exercise.The technologist should explain that this change is related to:

Correct Answer
verified
A

What does the acronym PC₂₀represent?

Correct Answer
verified

A patient has a eucapnic voluntary hyperventilation (EVH) test to evaluate bronchial hyperreactivity.If the subject's FEV₁ is 3.3 L and her FVC is 4.0 L,which of the following is the appropriate target ventilation for the test?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
B