Question 1

What are the criteria to define hypopnea?

Accepted Answer

A)  20% decrease in airflow and 4% oxygen desaturation 
B)  20% decrease in airflow and 2% oxygen desaturation 
C)  30% decrease in airflow and 4% oxygen desaturation 
D)  30% decrease in airflow and 2% oxygen desaturation 
A)  20% decrease in airflow and 4% oxygen desaturation 
B)  20% decrease in airflow and 2% oxygen desaturation 
C)  30% decrease in airflow and 4% oxygen desaturation 
D)  30% decrease in airflow and 2% oxygen desaturation

Question 2

The definition of sleep apnea uses what criteria for defining an episode of apnea?

Accepted Answer

A)  5 sec 
B)  10 sec 
C)  15 sec 
D)  20 sec 
A)  5 sec 
B)  10 sec 
C)  15 sec 
D)  20 sec

Question 3

Available evidence has shown that bilevel pressure is associated with better patient compliance than the conventional CPAP.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following conditions are associated with untreated obstructive sleep apnea?
1) Systemic hypotension
2) Pulmonary hypertension
3) Heart failure
4) Myocardial infarction

Accepted Answer

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

Question 5

What is the amount of CPAP that is typically required to abolish upper airway obstruction in patients with OSA?

Accepted Answer

A)  3 to 5 cm H2O 
B)  10 to 20 cm H2O 
C)  2.5 to 7.5 cm H2O 
D)  7.5 to 12.5 cm H2O 
A)  3 to 5 cm H2O 
B)  10 to 20 cm H2O 
C)  2.5 to 7.5 cm H2O 
D)  7.5 to 12.5 cm H2O

Question 6

In what way do BiPAP units differ from CPAP units?

Accepted Answer

A)  BiPAP applies different pressure levels on inspiration and exhalation. 
B)  BiPAP units cost significantly more that CPAP units. 
C)  BiPAP operates on electricity. 
D)  BiPAP simulates spontaneous breathing. 
A)  BiPAP applies different pressure levels on inspiration and exhalation. 
B)  BiPAP units cost significantly more that CPAP units. 
C)  BiPAP operates on electricity. 
D)  BiPAP simulates spontaneous breathing.

Question 7

Which of the following are true about obstructive sleep apnea (OSA)?
1) It is overdiagnosed in the United States.
2) It has an equivalent prevalence to asthma in the general population.
3) It has an equivalent prevalence to diabetes in the general population.
4) The spectrum of the disease includes sleep disruption related to increased airway resistance.

Accepted Answer

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

Question 8

What is the primary cause of obstructive sleep apnea?

Accepted Answer

A)  Small or unstable pharyngeal airway 
B)  Deviated septum 
C)  Unstable larynx 
D)  Large tongue 
A)  Small or unstable pharyngeal airway 
B)  Deviated septum 
C)  Unstable larynx 
D)  Large tongue

Question 9

Which of the following complaints is frequently seen in a patient with obstructive sleep apnea?

Accepted Answer

A)  Dizziness 
B)  Chest pain 
C)  Shortness of breath with exertion 
D)  Excessive daytime sleepiness 
A)  Dizziness 
B)  Chest pain 
C)  Shortness of breath with exertion 
D)  Excessive daytime sleepiness

Question 10

Why should the patient with obstructive sleep apnea not use alcohol?

Accepted Answer

A)  Alcohol decreases the arousal threshold. 
B)  Alcohol increases upper airway muscle tone. 
C)  Alcohol increases the arousal threshold. 
D)  Alcohol reduces the cardiovascular compensatory mechanisms. 
A)  Alcohol decreases the arousal threshold. 
B)  Alcohol increases upper airway muscle tone. 
C)  Alcohol increases the arousal threshold. 
D)  Alcohol reduces the cardiovascular compensatory mechanisms.

Exam 33: Disorders of Sleep

What are the criteria to define hypopnea?

The definition of sleep apnea uses what criteria for defining an episode of apnea?

Available evidence has shown that bilevel pressure is associated with better patient compliance than the conventional CPAP.

Which of the following conditions are associated with untreated obstructive sleep apnea? 1) Systemic hypotension 2) Pulmonary hypertension 3) Heart failure 4) Myocardial infarction

What is the amount of CPAP that is typically required to abolish upper airway obstruction in patients with OSA?

In what way do BiPAP units differ from CPAP units?

What is the primary cause of obstructive sleep apnea?

Which of the following complaints is frequently seen in a patient with obstructive sleep apnea?

Why should the patient with obstructive sleep apnea not use alcohol?

History of Respiratory Care

Delivering Evidence-Based Respiratory Care

Quality, Patient Safety, and Communication, and Recordkeeping

Principles of Infection Prevention and Control

Ethical and Legal Implications of Practice

Physical Principles of Respiratory Care

E-Medicine in Respiratory Care

Fundamentals of Respiratory Care Research

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

Interpreting Clinical and Laboratory Data

Interpreting the Electrocardiogram

Analysis and Monitoring of Gas Exchange

Pulmonary Function Testing

Review of Thoracic Imaging

Flexible Bronchoscopy and the Respiratory Therapist

Nutrition Assessment

Pulmonary Infections

Obstructive Lung Disease: Chronic Obstructive Pulmonary Disease Copd, Asthma, and Related Diseases

Interstitial Lung Disease

Pleural Diseases

Pulmonary Vascular Disease

Acute Respiratory Distress Syndrome

Trauma, Burns and Near Drowning

Lung Cancer

Neuromuscular and Other Diseases of the Chest Wall

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

Airway Clearance Therapy Act

Respiratory Failure and the Need for Ventilatory Support

Mechanical Ventilators

Physiology of Ventilatory Support

Patient Ventilator Interaction

Initiating and Adjusting Invasive Ventilatory Support

Noninvasive Ventilation

Extracorporeal Life Support Ecls

Monitoring 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

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