Compared to air, the density of an 80% He and 20% O2 mixture is about which of the following?

A) Two-thirds as much B) One-half as much C) One-third as much D) One-fifth as much A) Two-thirds as much B) One-half as much C) One-third as much D) One-fifth as much

You start a chronic obstructive pulmonary disease (COPD) patient on a nasal O2 cannula at 2 L/min. What is the maximum time that should pass before assessing this patient's PaO2 or SaO2?

A) 2 hr B) 8 hr C) 12 hr D) 72 hr A) 2 hr B) 8 hr C) 12 hr D) 72 hr

A true high-flow O2 delivery system should provide at least what flow?

A) 60 L/min B) 50 L/min C) 40 L/min D) 30 L/min A) 60 L/min B) 50 L/min C) 40 L/min D) 30 L/min

Exam 41: Medical Gas Therapy

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A physician orders supplemental O₂ for a patient through a nasal cannula at a flow of 12 L/min. When you ask what the goal is, the physician states that the patient should receive approximately 60% O₂. Which of the following should you recommend?

(Multiple Choice)

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Question 41

A physician orders a 70% He:30% O₂ mixture to reduce the work of breathing in a patient having an acute asthmatic attack. Which of the following delivery systems would be appropriate in this case?

(Multiple Choice)

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Question 42

You note that the air intake ports surrounding the jet of a 35% air-entrainment mask are partially obstructed by the patient's bedding. Which of the following would you expect? 1) Decrease in the device's total output flow 2) Increase in the percent O₂ delivered by the device 3) Change in the FiO₂ received by the patient

(Multiple Choice)

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Question 43

Which of the following is false about multiplace hyperbaric oxygenation chambers?

(Multiple Choice)

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Question 44

Which of the following is considered an advantage of the transtracheal catheter?

(Multiple Choice)

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Question 45

A physician orders 2 L/min O₂ through a simple mask to a 33-year-old postoperative woman with moderate hypoxemia breathing room air (PaO₂ = 52 mm Hg). What would be the correct action at this time?

(Multiple Choice)

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Question 46

Potential adverse effects associated with NO therapy include which of the following? 1) Poor or paradoxical response 2) Increased blood clotting 3) Increased left ventricular filling pressures 4) Rebound hypoxemia or pulmonary hypertension

(Multiple Choice)

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Question 47

Which of the following signs and symptoms are associated with the presence of hypoxemia? 1) Tachypnea 2) Tachycardia 3) Cyanosis 4) Bradycardia

(Multiple Choice)

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Question 48

You connect an intubated patient to an air-entrainment nebulizer system through a T tube set at 60% with an input flow of 15 L/min. Toward the middle of inspiration, you observe that mist stops exiting from the open end of the T tube. What does this indicate?

(Multiple Choice)

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Question 49

Compared to air, the density of an 80% He and 20% O₂ mixture is about which of the following?

(Multiple Choice)

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Question 50

What are some key patient considerations in selecting O₂ therapy equipment? 1) Type of airway (natural or artificial) 2) Severity and cause of the hypoxemia 3) Age group (infant, child, adult) 4) Stability of the minute ventilation

(Multiple Choice)

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Question 51

Which of the following is true about reservoir cannulas?

(Multiple Choice)

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Question 52

Which of the following is consistent with the radiographic appearance after prolonged exposure to O₂?

(Multiple Choice)

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Question 53

During hyperbaric oxygen (HBO) therapy at 3 ATA, what is the approximate half-life of blood carboxyhemoglobin?

(Multiple Choice)

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Question 54

At what level of carboxyhemoglobin saturation is hyperbaric oxygen (HBO) therapy indicated for an adult patient?

(Multiple Choice)

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Question 55

In which of the following clinical situations would you recommend hyperbaric oxygen (HBO) therapy, if available? 1) Carbon monoxide poisoning 2) Respiratory or cardiac arrest 3) Severe trauma 4) Cyanide poisoning

(Multiple Choice)

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Question 56

You start a chronic obstructive pulmonary disease (COPD) patient on a nasal O₂ cannula at 2 L/min. What is the maximum time that should pass before assessing this patient's PaO₂ or SaO₂?

(Multiple Choice)

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(72)

Question 57

What temperature is required to maintain a neutral thermal environment (NTE) in an Oxy-Hood for infants weighing 2500 g or more?

(Multiple Choice)

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Question 58

A 27-year-old woman received from the emergency department is on a nasal cannula at 5 L/min. Approximately what FiO₂ is this patient receiving?

(Multiple Choice)

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Question 59

A true high-flow O₂ delivery system should provide at least what flow?

(Multiple Choice)

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Question 60

Showing 41 - 60 of 93

Exam 41: Medical Gas Therapy

A physician orders supplemental O2 for a patient through a nasal cannula at a flow of 12 L/min. When you ask what the goal is, the physician states that the patient should receive approximately 60% O2. Which of the following should you recommend?

A physician orders a 70% He:30% O2 mixture to reduce the work of breathing in a patient having an acute asthmatic attack. Which of the following delivery systems would be appropriate in this case?

Which of the following is false about multiplace hyperbaric oxygenation chambers?

Which of the following is considered an advantage of the transtracheal catheter?

A physician orders 2 L/min O2 through a simple mask to a 33-year-old postoperative woman with moderate hypoxemia breathing room air (PaO2 = 52 mm Hg). What would be the correct action at this time?

Potential adverse effects associated with NO therapy include which of the following? 1) Poor or paradoxical response 2) Increased blood clotting 3) Increased left ventricular filling pressures 4) Rebound hypoxemia or pulmonary hypertension

Which of the following signs and symptoms are associated with the presence of hypoxemia? 1) Tachypnea 2) Tachycardia 3) Cyanosis 4) Bradycardia

You connect an intubated patient to an air-entrainment nebulizer system through a T tube set at 60% with an input flow of 15 L/min. Toward the middle of inspiration, you observe that mist stops exiting from the open end of the T tube. What does this indicate?

Compared to air, the density of an 80% He and 20% O2 mixture is about which of the following?

What are some key patient considerations in selecting O2 therapy equipment? 1) Type of airway (natural or artificial) 2) Severity and cause of the hypoxemia 3) Age group (infant, child, adult) 4) Stability of the minute ventilation

Which of the following is true about reservoir cannulas?

Which of the following is consistent with the radiographic appearance after prolonged exposure to O2?

During hyperbaric oxygen (HBO) therapy at 3 ATA, what is the approximate half-life of blood carboxyhemoglobin?

At what level of carboxyhemoglobin saturation is hyperbaric oxygen (HBO) therapy indicated for an adult patient?

In which of the following clinical situations would you recommend hyperbaric oxygen (HBO) therapy, if available? 1) Carbon monoxide poisoning 2) Respiratory or cardiac arrest 3) Severe trauma 4) Cyanide poisoning

You start a chronic obstructive pulmonary disease (COPD) patient on a nasal O2 cannula at 2 L/min. What is the maximum time that should pass before assessing this patient's PaO2 or SaO2?

What temperature is required to maintain a neutral thermal environment (NTE) in an Oxy-Hood for infants weighing 2500 g or more?

A 27-year-old woman received from the emergency department is on a nasal cannula at 5 L/min. Approximately what FiO2 is this patient receiving?

A true high-flow O2 delivery system should provide at least what flow?

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

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

Filters

A physician orders supplemental O₂ for a patient through a nasal cannula at a flow of 12 L/min. When you ask what the goal is, the physician states that the patient should receive approximately 60% O₂. Which of the following should you recommend?

A physician orders a 70% He:30% O₂ mixture to reduce the work of breathing in a patient having an acute asthmatic attack. Which of the following delivery systems would be appropriate in this case?

A physician orders 2 L/min O₂ through a simple mask to a 33-year-old postoperative woman with moderate hypoxemia breathing room air (PaO₂ = 52 mm Hg). What would be the correct action at this time?

Compared to air, the density of an 80% He and 20% O₂ mixture is about which of the following?

What are some key patient considerations in selecting O₂ therapy equipment? 1) Type of airway (natural or artificial) 2) Severity and cause of the hypoxemia 3) Age group (infant, child, adult) 4) Stability of the minute ventilation

Which of the following is consistent with the radiographic appearance after prolonged exposure to O₂?

You start a chronic obstructive pulmonary disease (COPD) patient on a nasal O₂ cannula at 2 L/min. What is the maximum time that should pass before assessing this patient's PaO₂ or SaO₂?

A 27-year-old woman received from the emergency department is on a nasal cannula at 5 L/min. Approximately what FiO₂ is this patient receiving?

A true high-flow O₂ delivery system should provide at least what flow?