Deck 1: Indications for Pulmonary Function Testing

Question 1

The following data are obtained from a subject complaining of shortness of breath: These data are most consistent with which disease entity?

A) Pulmonary fibrosis
B) Kyphoscoliosis
C) Obesity
D) Emphysema

Answer 1

A

Question 2

The main indication for the measurement of lung volumes is to do which of the following?

A) Diagnose or assess the severity of restriction.
B) Evaluate the severity of pulmonary hypertension.
C) Determine the level of cardiopulmonary fitness.
D) Assess the risk of abdominal surgical procedures.

Answer 2

A

Question 3

An adult patient complains of chest tightness and cough whenever he jogs in cold weather.These symptoms are consistent with which of the following?

A) Cystic fibrosis
B) Asthma
C) Pulmonary hypertension
D) Idiopathic pulmonary fibrosis

Answer 3

B

Question 4

DLCO measurements may be indicated to evaluate pulmonary involvement in which of the following systemic diseases?

A) Asthma
B) Sarcoidosis
C) Exertional hypoxemia
D) Guillain-Barré syndrome

Question 5

In addition to explaining the procedure for each pulmonary function test to the patient,the pulmonary function technologist should do which of the following?

A) Briefly explain the physiologic basis of the test.
B) Demonstrate the correct performance of the test maneuver.
C) Limit feedback to the patient to reduce the placebo effect.
D) Explain the exact number of efforts that will be required for each test.

Question 6

According to the ATS-ERS general considerations guidelines,all of the following should be avoided before lung function testing except:

A) Smoking within 1 hour of testing
B) Wearing restrictive clothing
C) Eating a large meal within 2 hours of testing
D) Consuming alcohol within 4 hours of testing

Question 7

The following data are obtained from a subject complaining of shortness of breath: These data are most consistent with which disease entity?

A) Obesity
B) Pectus excavatum
C) Pulmonary fibrosis
D) Myasthenia gravis

Question 8

All of the following disease processes are potential causes of a restrictive pattern except:

A) Interstitial lung disease (e.g. ,fibrosis,sarcoidosis)
B) Kyphoscoliosis
C) Asthma
D) Neuromuscular disorders

Question 9

Which of the following statements concerning tumors in the upper airway is true?

A) There may be variable or fixed obstruction.
B) Fixed obstruction will be present.
C) Variable obstruction will be present.
D) Small airway obstruction will result.

Question 10

There are three essential components to an FVC maneuver.Which of the following is the first phase of the maneuver?

A) A deep breath to TLC
B) Continued exhalation to RV
C) The initial blast of inspiratory breath after emptying the lungs fully

Question 11

Sarcoidosis is a systemic disorder that usually causes which of the following?

A) A restrictive ventilatory defect
B) An obstructive ventilatory defect
C) Hyperreactive airways
D) Primary pulmonary hypertension

Question 12

All of the following pulmonary function tests may be used to follow the effect of treatment for congestive heart failure except:

A) Lung volumes
B) Arterial blood gases
C) Diffusing capacity
D) Maximal respiratory pressures

Question 13

Blood gas analysis is used with patients with COPD to do which of the following?

A) Monitor airway responsiveness.
B) Determine level of cardiopulmonary fitness.
C) Detect pulmonary hypertension.
D) Assess need for supplementary O₂.

Question 14

For which of the following conditions might pulmonary function testing be contraindicated?

A) Vocal cord dysfunction
B) Untreated pneumothorax
C) Congestive heart failure (CHF)
D) Bronchiolitis obliterans

Question 15

Who first popularized spirometry for the evaluation of pulmonary function?

A) August and Marie Krogh
B) Alvan Barach
C) John Severinghaus
D) John Hutchinson

Question 16

DLCO measurements may be indicated to evaluate gas exchange abnormality in which of the following?

A) Ketoacidosis
B) Myasthenia gravis
C) Interstitial lung disease
D) Bronchitis

Question 17

Lou Gehrig,a famous New York Yankee baseball player,is often associated with which neuromuscular disease?

A) Amyotrophic lateral sclerosis
B) Guillain-Barré syndrome
C) Diaphragm paralysis syndrome
D) Myasthenia gravis

Question 18

The single-breath diffusing capacity test was first described by:

A) John Severinghaus
B) August and Marie Krogh
C) Robert Hyatt
D) Leland Clark

Question 19

Vocal cord dysfunction will typically affect the flow-volume loop in what way?

A) Blunt the expiratory portion of the curve
B) Blunt both the inspiratory and expiratory portions of the curve
C) Blunt the inspiratory portion of the curve
D) Have no effect on the curve but cause inspiratory stridor

Question 20

All of the following anthropometric measurements are essential for pulmonary function testing except:

A) Height
B) Percent body fat
C) Gender
D) Age

Question 21

According to the ATS-ERS general considerations guidelines,all of the following laboratory variables must be recorded except:

A) Ambient temperature
B) Date and time of test
C) When the equipment was last cleaned
D) Barometric pressure

Question 22

Which of the following is an indication for a cardiopulmonary exercise test?

A) Vocal cord dysfunction
B) Pulmonary rehabilitation prescription
C) Exercise-induced asthma
D) Undefined cough

Question 23

Who is credited with first describing the flow-volume curve?

A) Hyatt
B) Hutchinson
C) Tiffeneau
D) Fowler

Question 24

Technologist-driven protocols allow a selection of tests related to the:

A) Diagnosis
B) Clinical question asked
C) Physician interpretation
D) Work of breathing

Question 25

A patient with cystic fibrosis may present with an increased:

A) FRCpl and RV/TLC ratio
B) FVC and FEV₁
C) VA and DLCO
D) MIP and MEP