An infant requires both a precise high FIO2 and maintenance of a neutral thermal environment. Which of the following systems can best achieve these goals? I.Oxy-Hood or warmed O2 blending system without incubator II.heated incubator with automatic O2 controlling system III.heated incubator with Oxy-Hood or O2 blending system

A) I and II B) II and III C) I and III D) I, II, and III A) I and II B) II and III C) I and III D) I, II, and III

Before administering a helium-O2 mixture to a patient with large airway obstruction, what should you do?

A) Analyze the helium concentration of the mixture. B) Heat the cylinder to ensure complete mixing of contents. C) Analyze the O2 concentration of the mixture. D) Roll the cylinder to ensure complete mixing of contents. A) Analyze the helium concentration of the mixture. B) Heat the cylinder to ensure complete mixing of contents. C) Analyze the O2 concentration of the mixture. D) Roll the cylinder to ensure complete mixing of contents.

A patient with chronic hypercapnia placed on an FIO2 of 0.6 starts hypoventilating. What is the probable cause of this phenomenon?

A) decreased cardiac output B) O2 toxicity C) O2-induced hypoventilation D) absorption atelectasis A) decreased cardiac output B) O2 toxicity C) O2-induced hypoventilation D) absorption atelectasis

A cooperative and alert postoperative patient taking food orally requires a small increment in FIO2, to be provided continuously. 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

Disadvantages of standard O2 masks include all of the following except:

A) being difficult to apply to patients B) patient discomfort (straps and heat) C) increasing the risk of aspiration D) must be removed for eating A) being difficult to apply to patients B) patient discomfort (straps and heat) C) increasing the risk of aspiration D) must be removed for eating

Which of the following factors determine the actual O2 provided by an air-entrainment system? I.O2 input flow to the jet II.air-to-O2 ratio of the device III.resistance downstream from the jet

A) II and III B) I and II C) I, II, and III D) I and III A) II and III B) I and II C) I, II, and III D) I and III

Exam 38: Medical Gas Therapy

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To ensure the prescribed FIO₂for 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?

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(Multiple Choice)

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Question 1

Correct Answer:

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A physician wants a stable FIO₂ of 0.5 for a newborn infant with severe hypoxemia. Which of the following systems would you select?

Free

(Multiple Choice)

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Question 2

Correct Answer:

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

Free

(Multiple Choice)

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Question 3

Correct Answer:

Verified

What can properly applied O₂therapy decrease? I.ventilatory demand II.work of breathing III.cardiac output

(Multiple Choice)

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Question 4

When determining a need for O₂ therapy, the respiratory therapist should assess which of the following? I.neurologic status II.pulmonary status III.cardiac status

(Multiple Choice)

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Question 5

Which of the following typically occurs first when monitoring the earliest physiologic response to breathing 100% O₂?

(Multiple Choice)

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Question 6

In which of the following procedures is air embolism a potential complication? I.central line placement II.lung biopsy III.hemodialysis

(Multiple Choice)

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Question 7

Which of the following is false about absorption atelectasis?

(Multiple Choice)

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Question 8

An infant requires both a precise high FIO₂and maintenance of a neutral thermal environment. Which of the following systems can best achieve these goals? I.Oxy-Hood or warmed O₂ blending system without incubator II.heated incubator with automatic O₂ controlling system III.heated incubator with Oxy-Hood or O₂ blending system

(Multiple Choice)

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Question 9

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

(Multiple Choice)

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Question 10

All of the following conditions can be treated with hyperbaric oxygen (HBO) therapy except:

(Multiple Choice)

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Question 11

Before administering a helium-O₂mixture to a patient with large airway obstruction, what should you do?

(Multiple Choice)

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Question 12

A physician requests you provide a patient with exactly 45% O₂at a flow of 60 L/min. Lacking a blender, you must manually mix air and O₂ to achieve the desired mixture at the prescribed flow. Which of the following air and O₂flows would you select? A. 42 18 B. 35 25 C. 48 12 D. 30 30

(Short Answer)

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Question 13

To prevent an adverse rebound effect when withdrawing NO therapy, what should you do? I. Reduce the NO to the lowest effective dose (ideally, less than 5 ppm). II. Hyperoxygenate the patient just before discontinuing NO. III. Ensure that the patient is hemodynamically stable.

(Multiple Choice)

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Question 14

A patient with chronic hypercapnia placed on an FIO₂ of 0.6 starts hypoventilating. What is the probable cause of this phenomenon?

(Multiple Choice)

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Question 15

A cooperative and alert postoperative patient taking food orally requires a small increment in FIO₂, to be provided continuously. Precise FIO₂ concentrations are not needed. Which of the following devices would best achieve this end?

(Multiple Choice)

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Question 16

Disadvantages of standard O₂ masks include all of the following except:

(Multiple Choice)

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Question 17

Which of the following factors determine the actual O₂provided by an air-entrainment system? I.O₂ input flow to the jet II.air-to-O₂ ratio of the device III.resistance downstream from the jet

(Multiple Choice)

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Question 18

What are some key patient considerations in selecting O₂ therapy equipment? I.type of airway (natural or artificial)II.severity and cause of the hypoxemia III.age group (infant, child, adult)IV.stability of the minute ventilation

(Multiple Choice)

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Question 19

A patient is receiving O₂ through a nonrebreathing mask set at 8 L/min. You notice that the mask's reservoir bag collapses completely before the end of each inspiration. Which of the following actions is appropriate in this case?

(Multiple Choice)

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Question 20

Showing 1 - 20 of 97

Exam 38: Medical Gas Therapy

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 physician wants a stable FIO2 of 0.5 for a newborn infant with severe hypoxemia. Which of the following systems would you select?

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

What can properly applied O2 therapy decrease? I.ventilatory demand II.work of breathing III.cardiac output

When determining a need for O2 therapy, the respiratory therapist should assess which of the following? I.neurologic status II.pulmonary status III.cardiac status

Which of the following typically occurs first when monitoring the earliest physiologic response to breathing 100% O2?

In which of the following procedures is air embolism a potential complication? I.central line placement II.lung biopsy III.hemodialysis

Which of the following is false about absorption atelectasis?

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

All of the following conditions can be treated with hyperbaric oxygen (HBO) therapy except:

Before administering a helium-O2 mixture to a patient with large airway obstruction, what should you do?

A physician requests you provide a patient with exactly 45% O2 at a flow of 60 L/min. Lacking a blender, you must manually mix air and O2 to achieve the desired mixture at the prescribed flow. Which of the following air and O2 flows would you select? A. 42 18 B. 35 25 C. 48 12 D. 30 30

To prevent an adverse rebound effect when withdrawing NO therapy, what should you do? I. Reduce the NO to the lowest effective dose (ideally, less than 5 ppm). II. Hyperoxygenate the patient just before discontinuing NO. III. Ensure that the patient is hemodynamically stable.

A patient with chronic hypercapnia placed on an FIO2 of 0.6 starts hypoventilating. What is the probable cause of this phenomenon?

A cooperative and alert postoperative patient taking food orally requires a small increment in FIO2, to be provided continuously. Precise FIO2 concentrations are not needed. Which of the following devices would best achieve this end?

Disadvantages of standard O2 masks include all of the following except:

Which of the following factors determine the actual O2 provided by an air-entrainment system? I.O2 input flow to the jet II.air-to-O2 ratio of the device III.resistance downstream from the jet

What are some key patient considerations in selecting O2 therapy equipment? I.type of airway (natural or artificial)II.severity and cause of the hypoxemia III.age group (infant, child, adult)IV.stability of the minute ventilation

A patient is receiving O2 through a nonrebreathing mask set at 8 L/min. You notice that the mask's reservoir bag collapses completely before the end of each inspiration. Which of the following actions is appropriate in this case?

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

Pulmonary Function Testing

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

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

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To ensure the prescribed FIO₂for 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 physician wants a stable FIO₂ of 0.5 for a newborn infant with severe hypoxemia. Which of the following systems would you select?

What can properly applied O₂therapy decrease? I.ventilatory demand II.work of breathing III.cardiac output

When determining a need for O₂ therapy, the respiratory therapist should assess which of the following? I.neurologic status II.pulmonary status III.cardiac status

Which of the following typically occurs first when monitoring the earliest physiologic response to breathing 100% O₂?

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

Before administering a helium-O₂mixture to a patient with large airway obstruction, what should you do?

A physician requests you provide a patient with exactly 45% O₂at a flow of 60 L/min. Lacking a blender, you must manually mix air and O₂ to achieve the desired mixture at the prescribed flow. Which of the following air and O₂flows would you select? A. 42 18 B. 35 25 C. 48 12 D. 30 30

A patient with chronic hypercapnia placed on an FIO₂ of 0.6 starts hypoventilating. What is the probable cause of this phenomenon?

A cooperative and alert postoperative patient taking food orally requires a small increment in FIO₂, to be provided continuously. Precise FIO₂ concentrations are not needed. Which of the following devices would best achieve this end?

Disadvantages of standard O₂ masks include all of the following except:

Which of the following factors determine the actual O₂provided by an air-entrainment system? I.O₂ input flow to the jet II.air-to-O₂ ratio of the device III.resistance downstream from the jet

What are some key patient considerations in selecting O₂ therapy equipment? I.type of airway (natural or artificial)II.severity and cause of the hypoxemia III.age group (infant, child, adult)IV.stability of the minute ventilation

A patient is receiving O₂ through a nonrebreathing mask set at 8 L/min. You notice that the mask's reservoir bag collapses completely before the end of each inspiration. Which of the following actions is appropriate in this case?