Question 1

What shape of the flow-volume loop is typical for the patient with a fixed upper airway obstruction?

Accepted Answer

A) circular 
B) box 
C) elliptical 
D) ramp 
A) circular 
B) box 
C) elliptical 
D) ramp

Question 2

Which of the following statements is NOT true about the FEV1 measurement?

Accepted Answer

A) It is a volume measurement. 
B) The recorded FEV1 must come from the same forced vital capacity (FV
C)  effort. 
C) It is often compared to the size of the FVC. 
D) It is a popular test. 
A) It is a volume measurement. 
B) The recorded FEV1 must come from the same forced vital capacity (FV
C)  effort. 
C) It is often compared to the size of the FVC. 
D) It is a popular test.

Question 3

Which of the following statements is FALSE regarding measurement of the patient's forced vital capacity (FVC)?

Accepted Answer

A) The patient can be sitting or standing. 
B) Nose clips are not required. 
C) It is an effort-dependent test. 
D) Accurate results can be obtained without patient cooperation. 
A) The patient can be sitting or standing. 
B) Nose clips are not required. 
C) It is an effort-dependent test. 
D) Accurate results can be obtained without patient cooperation.

Question 4

What is a normal single-breath diffusing capacity for carbon monoxide for a young, healthy man of average size?

Accepted Answer

A) 10 ml/min/mm Hg 
B) 20 ml/min/mm Hg 
C) 30 ml/min/mm Hg 
D) 40 ml/min/mm Hg 
A) 10 ml/min/mm Hg 
B) 20 ml/min/mm Hg 
C) 30 ml/min/mm Hg 
D) 40 ml/min/mm Hg

Question 5

How can you ensure reliability when measuring the expiratory reserve volume (ERV)?

Accepted Answer

A) Have the patient perform the maneuver twice, ensure consistency, then take the best value. 
B) Have the patient perform the maneuver three times, and then take the last value. 
C) Have the patient perform the maneuver twice, ensure consistency, then take the mean value. 
D) Have the patient perform the maneuver until he or she becomes fatigued, and then take the last value. 
A) Have the patient perform the maneuver twice, ensure consistency, then take the best value. 
B) Have the patient perform the maneuver three times, and then take the last value. 
C) Have the patient perform the maneuver twice, ensure consistency, then take the mean value. 
D) Have the patient perform the maneuver until he or she becomes fatigued, and then take the last value.

Question 6

How closely a device measures a certain reference value refers to what quality?

Accepted Answer

A) capacity 
B) accuracy 
C) linearity 
D) precision 
A) capacity 
B) accuracy 
C) linearity 
D) precision

Question 7

What is the minimum percent of the forced vital capacity that healthy people can exhale in the first 1 second?

Accepted Answer

A) 50% 
B) 60% 
C) 70% 
D) 80% 
A) 50% 
B) 60% 
C) 70% 
D) 80%

Exam 19: Pulmonary Function Testing

What shape of the flow-volume loop is typical for the patient with a fixed upper airway obstruction?

Which of the following statements is NOT true about the FEV1 measurement?

Which of the following statements is FALSE regarding measurement of the patient's forced vital capacity (FVC)?

What is a normal single-breath diffusing capacity for carbon monoxide for a young, healthy man of average size?

How can you ensure reliability when measuring the expiratory reserve volume (ERV)?

How closely a device measures a certain reference value refers to what quality?

What is the minimum percent of the forced vital capacity that healthy people can exhale in the first 1 second?

History of Respiratory Care

Quality and Evidence-Based Respiratory Care

Patient Safety, Communication, and Record Keeping

Principles of Infection Control

Ethical and Legal Implications of Practice

Physical Principles of Respiratory Care

Computer Applications in Respiratory Care

The Respiratory System

The Cardiovascular System

Ventilation

Gas Exchange and Transport

Solutions, Body Fluids, and Electrolytes

Acid-Base Balance

Regulation of Breathing

Bedside Assessment of the Patient

Interpretation of Clinical Laboratory Data

Interpreting the Electrocardiogram

Analysis and Monitoring of Gas Exchange

A Review of Thoracic Imaging

Nutrition Assessment

Pulmonary Infections

Obstructive Lung Disease: Copd, Asthma, and Related Diseases

Interstitial Lung Disease

Pleural Diseases

Pulmonary Vascular Disease

Acute Lung Injury, Pulmonary Edema, and Multiple System Organ

Lung Cancer

Neuromuscular and Other Diseases of the Chest Wall

Disorders of Sleep

Neonatal and Pediatric Respiratory Disorders

Airway Pharmacology

Airway Management

Emergency Cardiovascular Life Support

Humidity and Bland Aerosol Therapy

Aerosol Drug Therapy

Storage and Delivery of Medical Gases

Medical Gas Therapy

Lung Expansion Therapy

Bronchial Hygiene Therapy

Respiratory Failure and the Need for Ventilatory Support

Mechanical Ventilators

Physiology of Ventilatory Support

Initiating and Adjusting Ventilatory Support

Noninvasive Positive Pressure Ventilation

Monitoring and Management of the Patient in the Intensive Care Unit

Discontinuing Ventilatory Support

Neonatal and Pediatric Respiratory Care

Patient Education and Health Promotion

Cardiopulmonary Rehabilitation

Respiratory Care in Alternative Settings

Filters

Which of the following statements is NOT true about the FEV₁ measurement?