Which of the following are true about NO2? 1) NO2 levels greater than 10 ppm can cause hemorrhage, pulmonary edema, and death. 2) NO2 is produced spontaneously whenever NO is exposed to O2. 3) The Occupational Safety and Health Administration (OSHA) safety limit for NO2 exposure is 5 ppm. 4) NO2 exposure should be kept below 5 ppm during NO administration.

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

An O2 delivery device takes separate pressurized air and O2 sources as input, then mixes these gases through a precision valve. What does this describe?

A) O2 blending system B) Reservoir system C) Air-entrainment system D) Low-flow system A) O2 blending system B) Reservoir system C) Air-entrainment system D) Low-flow system

A cooperative and alert postoperative patient who is able to eat requires a continuous but low FiO2. Precise FiO2 concentrations are not needed. Which of the following devices would best achieve this end?

A) Simple O2 mask B) Air-entrainment mask C) Nasal cannula D) Nonrebreathing mask A) Simple O2 mask B) Air-entrainment mask C) Nasal cannula D) Nonrebreathing mask

Exam 41: Medical Gas Therapy

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Which of the following are true about NO₂? 1) NO₂ levels greater than 10 ppm can cause hemorrhage, pulmonary edema, and death. 2) NO₂ is produced spontaneously whenever NO is exposed to O₂. 3) The Occupational Safety and Health Administration (OSHA) safety limit for NO₂ exposure is 5 ppm. 4) NO₂ exposure should be kept below 5 ppm during NO administration.

(Multiple Choice)

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Question 81

Which of the following factors should be used in properly selecting an O₂ delivery device? 1) Knowledge of general performance of the device 2) Physician's preference 3) Individual capabilities of the equipment

(Multiple Choice)

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Question 82

A 52-year-old man is admitted to the hospital emergency department with a primary complaint of severe radiating chest pain and signs of central cyanosis. The attending asks for your advice on selecting a device that provides a moderate FiO₂ for this patient. Which of the following would you recommend?

(Multiple Choice)

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Question 83

What is the problem with input flows greater than 10 to 15 L/min in an infant Oxy-Hood?

(Multiple Choice)

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Question 84

An O₂ delivery device takes separate pressurized air and O₂ sources as input, then mixes these gases through a precision valve. What does this describe?

(Multiple Choice)

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Question 85

Specific clinical objectives of oxygen (O₂) therapy include which of the following? 1) Decrease the symptoms caused by chronic hypoxemia. 2) Decrease the workload hypoxemia imposes on the heart and lungs. 3) Correct documented arterial hypoxemia. 4) Correct documented respiratory acidosis.

(Multiple Choice)

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Question 86

Physiologic effects of inhaled nitric oxide (NO) include which of the following? 1) Recruitment of collapsed alveoli 2) Improved blood flow to ventilated alveoli 3) Decreased pulmonary vascular resistance 4) Reduced intrapulmonary shunting

(Multiple Choice)

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Question 87

Some of the major disadvantages of the transtracheal catheter are which of the following? 1) Infection 2) Mucus plugging 3) Excessive oxygen use 4) Lost tract or insertion opening

(Multiple Choice)

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Question 88

To ensure the prescribed FiO₂ for a patient receiving 65% O₂, you apply a closed reservoir delivery system with a one-way expiratory valve. What other component must be included in this system to ensure a fail-safe operation?

(Multiple Choice)

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Question 89

A cooperative and alert postoperative patient who is able to eat requires a continuous but low FiO₂. Precise FiO₂ concentrations are not needed. Which of the following devices would best achieve this end?

(Multiple Choice)

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Question 90

To minimize the risk of retinopathy of prematurity (ROP), the American Academy of Pediatrics recommends keeping the PaO₂ below what level?

(Multiple Choice)

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Question 91

Features of an ideal delivery system for NO for use with mechanical ventilation include which of the following? 1) Provides precise and stable NO dose delivery. 2) Premixes NO and O₂ in a holding reservoir. 3) Provides accurate NO and NO₂ monitoring. 4) Maintains proper ventilator function.

(Multiple Choice)

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Question 92

A physician orders 40% O₂ through an air-entrainment nebulizer for a patient with a minute volume of 12 L/min. What is the minimum nebulizer input flow required to ensure the prescribed FiO₂?

(Multiple Choice)

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Question 93

Showing 81 - 93 of 93

Exam 41: Medical Gas Therapy

Which of the following factors should be used in properly selecting an O2 delivery device? 1) Knowledge of general performance of the device 2) Physician's preference 3) Individual capabilities of the equipment

What is the problem with input flows greater than 10 to 15 L/min in an infant Oxy-Hood?

An O2 delivery device takes separate pressurized air and O2 sources as input, then mixes these gases through a precision valve. What does this describe?

Specific clinical objectives of oxygen (O2) therapy include which of the following? 1) Decrease the symptoms caused by chronic hypoxemia. 2) Decrease the workload hypoxemia imposes on the heart and lungs. 3) Correct documented arterial hypoxemia. 4) Correct documented respiratory acidosis.

Physiologic effects of inhaled nitric oxide (NO) include which of the following? 1) Recruitment of collapsed alveoli 2) Improved blood flow to ventilated alveoli 3) Decreased pulmonary vascular resistance 4) Reduced intrapulmonary shunting

Some of the major disadvantages of the transtracheal catheter are which of the following? 1) Infection 2) Mucus plugging 3) Excessive oxygen use 4) Lost tract or insertion opening

To ensure the prescribed FiO2 for a patient receiving 65% O2, you apply a closed reservoir delivery system with a one-way expiratory valve. What other component must be included in this system to ensure a fail-safe operation?

A cooperative and alert postoperative patient who is able to eat requires a continuous but low FiO2. Precise FiO2 concentrations are not needed. Which of the following devices would best achieve this end?

To minimize the risk of retinopathy of prematurity (ROP), the American Academy of Pediatrics recommends keeping the PaO2 below what level?

Features of an ideal delivery system for NO for use with mechanical ventilation include which of the following? 1) Provides precise and stable NO dose delivery. 2) Premixes NO and O2 in a holding reservoir. 3) Provides accurate NO and NO2 monitoring. 4) Maintains proper ventilator function.

A physician orders 40% O2 through an air-entrainment nebulizer for a patient with a minute volume of 12 L/min. What is the minimum nebulizer input flow required to ensure the prescribed FiO2?

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

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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

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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Which of the following factors should be used in properly selecting an O₂ delivery device? 1) Knowledge of general performance of the device 2) Physician's preference 3) Individual capabilities of the equipment

An O₂ delivery device takes separate pressurized air and O₂ sources as input, then mixes these gases through a precision valve. What does this describe?

Specific clinical objectives of oxygen (O₂) therapy include which of the following? 1) Decrease the symptoms caused by chronic hypoxemia. 2) Decrease the workload hypoxemia imposes on the heart and lungs. 3) Correct documented arterial hypoxemia. 4) Correct documented respiratory acidosis.

To ensure the prescribed FiO₂ for a patient receiving 65% O₂, you apply a closed reservoir delivery system with a one-way expiratory valve. What other component must be included in this system to ensure a fail-safe operation?

A cooperative and alert postoperative patient who is able to eat requires a continuous but low FiO₂. Precise FiO₂ concentrations are not needed. Which of the following devices would best achieve this end?

To minimize the risk of retinopathy of prematurity (ROP), the American Academy of Pediatrics recommends keeping the PaO₂ below what level?

Features of an ideal delivery system for NO for use with mechanical ventilation include which of the following? 1) Provides precise and stable NO dose delivery. 2) Premixes NO and O₂ in a holding reservoir. 3) Provides accurate NO and NO₂ monitoring. 4) Maintains proper ventilator function.

A physician orders 40% O₂ through an air-entrainment nebulizer for a patient with a minute volume of 12 L/min. What is the minimum nebulizer input flow required to ensure the prescribed FiO₂?