Which of the following are characteristics of ALI? I.PaO2/FIO2 < 200 mm Hg II.Alveolar-capillary membrane injury III.Widespread atelectasis IV.Low compliance

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

What is the level of PaO2 set as a goal for oxygen therapy in the healthy adult?

A) At least 50 mm Hg B) At least 60 mm Hg C) At least 70 mm Hg D) At least 80 mm Hg A) At least 50 mm Hg B) At least 60 mm Hg C) At least 70 mm Hg D) At least 80 mm Hg

Which of the following statements are true of ROP? I.A higher than normal PaO2 may cause ROP. II.The PaO2 is the critical factor in ROP, not the FIO2 per se. III.ROP may cause permanent blindness. IV.The FIO2 is the critical factor in ROP, not the PaO2 per se.

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

Which of the following levels of FIO2 has been considered safe for preventing significant lung impairment?

A) 0.50 or less for 7 to 10 days B) 0.50 or less for 2 to 7 days C) 0.40 or less for 7 to 10 days D) 0.60 or less for 7 to 10 days A) 0.50 or less for 7 to 10 days B) 0.50 or less for 2 to 7 days C) 0.40 or less for 7 to 10 days D) 0.60 or less for 7 to 10 days

Exam 14: Physiological Basis for Oxygenation and Lung Protection Strategies

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Which of the following substances are examples of inflammatory mediators? I.Cytokines II.Endotoxins III.Prostaglandins IV.Oxygen radicals

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(Multiple Choice)

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Question 1

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In which of the following types of patients is plateau pressure not a reliable surrogate for assessing alveolar overdistension ?

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(Multiple Choice)

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Question 2

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Which of the following levels of tidal volume is associated with a 22% reduction in mortality of patients with ARDS?

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(Multiple Choice)

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Question 3

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What is the minimum level of FIO₂ that, when used for a prolonged period of time, has been associated with damage to alveolar cells?

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Question 4

Which of the following are characteristics of ALI? I.PaO₂/FIO₂ < 200 mm Hg II.Alveolar-capillary membrane injury III.Widespread atelectasis IV.Low compliance

(Multiple Choice)

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Question 5

Which of the following is an absolute contraindication for CPAP?

(Multiple Choice)

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Question 6

What is the level of PaO₂ set as a goal for oxygen therapy in the healthy adult?

(Multiple Choice)

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Question 7

What is the most commonly recommended position for a patient in the immediate post-surgical period to improve the PaO₂?

(Multiple Choice)

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Question 8

What is the best explanation for the increased incidence of MODS in mechanically ventilated patients with ARDS?

(Multiple Choice)

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Question 9

On which of the following conditions is oxygen therapy effective? I.Anatomical shunting II.V/Q mismatch III.Diffusion defects IV.Hypoventilation

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Question 10

What is the best correlate of alveolar pressure in mechanically ventilated patients?

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Question 11

Which of the following are considered poor candidates for PEEP and CPAP? I.Unilateral or localized lung disease II.Normally compliant lungs III.Highly compliant lungs IV.Bilateral lung disease

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Question 12

Which of the following statements are true of ROP? I.A higher than normal PaO₂ may cause ROP. II.The PaO₂ is the critical factor in ROP, not the FIO₂ per se. III.ROP may cause permanent blindness. IV.The FIO₂ is the critical factor in ROP, not the PaO₂ per se.

(Multiple Choice)

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Question 13

How should patients with unilateral lung disease be positioned to optimize oxygenation?

(Multiple Choice)

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Question 14

What is the most common target level of hemoglobin saturation when oxygen is administered?

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Question 15

What type of oxygen device should be recommended for a patient with hypercapnic COPD?

(Multiple Choice)

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Question 16

What is the generally accepted plateau pressure below which lung injury is minimized?

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Question 17

Which of the following levels of FIO₂ has been considered safe for preventing significant lung impairment?

(Multiple Choice)

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Question 18

Which of the following strategies is considered the standard of care in preventing alveolar collapse?

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Question 19

Which of the following parameters should be periodically evaluated in patients with COPD who are receiving oxygen therapy?

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Question 20

Showing 1 - 20 of 24

Exam 14: Physiological Basis for Oxygenation and Lung Protection Strategies

Which of the following substances are examples of inflammatory mediators? I.Cytokines II.Endotoxins III.Prostaglandins IV.Oxygen radicals

In which of the following types of patients is plateau pressure not a reliable surrogate for assessing alveolar overdistension ?

Which of the following levels of tidal volume is associated with a 22% reduction in mortality of patients with ARDS?

What is the minimum level of FIO2 that, when used for a prolonged period of time, has been associated with damage to alveolar cells?

Which of the following are characteristics of ALI? I.PaO2/FIO2 < 200 mm Hg II.Alveolar-capillary membrane injury III.Widespread atelectasis IV.Low compliance

Which of the following is an absolute contraindication for CPAP?

What is the level of PaO2 set as a goal for oxygen therapy in the healthy adult?

What is the most commonly recommended position for a patient in the immediate post-surgical period to improve the PaO2?

What is the best explanation for the increased incidence of MODS in mechanically ventilated patients with ARDS?

On which of the following conditions is oxygen therapy effective? I.Anatomical shunting II.V/Q mismatch III.Diffusion defects IV.Hypoventilation

What is the best correlate of alveolar pressure in mechanically ventilated patients?

Which of the following are considered poor candidates for PEEP and CPAP? I.Unilateral or localized lung disease II.Normally compliant lungs III.Highly compliant lungs IV.Bilateral lung disease

Which of the following statements are true of ROP? I.A higher than normal PaO2 may cause ROP. II.The PaO2 is the critical factor in ROP, not the FIO2 per se. III.ROP may cause permanent blindness. IV.The FIO2 is the critical factor in ROP, not the PaO2 per se.

How should patients with unilateral lung disease be positioned to optimize oxygenation?

What is the most common target level of hemoglobin saturation when oxygen is administered?

What type of oxygen device should be recommended for a patient with hypercapnic COPD?

What is the generally accepted plateau pressure below which lung injury is minimized?

Which of the following levels of FIO2 has been considered safe for preventing significant lung impairment?

Which of the following strategies is considered the standard of care in preventing alveolar collapse?

Which of the following parameters should be periodically evaluated in patients with COPD who are receiving oxygen therapy?

The Airways and Alveoli

The Lungs and Chest Wall

Mechanics of Ventilation

Ventilation

Pulmonary Function Measurements

Pulmonary Blood Flow

Gas Diffusion

Oxygen Equilibrium and Transport

Carbon Dioxide Equilibrium and Transport

Acid-Base Regulation

Control of Ventilation

Ventilation-Perfusion Relationships

Clinical Assessment of Acid-Base and Oxygenation Status

Physiology of Sleep Disordered Breathing

Fetal and Newborn Cardiopulmonary Physiology

Functional Anatomy of the Cardiovascular System

Cardiac Electrophysiology

The Electrocardiogram and Cardiac Arrhythmias In Adults

Control of Cardiac Output and Hemodynamic

Filtration, Urine Formation, and Fluid Regulation

Electrolyte and Acid-Base Regulation

Cardiopulmonary Response to Exercise in Health and Disease

Aging and the Cardiopulmonary System

Filters

What is the minimum level of FIO₂ that, when used for a prolonged period of time, has been associated with damage to alveolar cells?

Which of the following are characteristics of ALI? I.PaO₂/FIO₂ < 200 mm Hg II.Alveolar-capillary membrane injury III.Widespread atelectasis IV.Low compliance

What is the level of PaO₂ set as a goal for oxygen therapy in the healthy adult?

What is the most commonly recommended position for a patient in the immediate post-surgical period to improve the PaO₂?

Which of the following statements are true of ROP? I.A higher than normal PaO₂ may cause ROP. II.The PaO₂ is the critical factor in ROP, not the FIO₂ per se. III.ROP may cause permanent blindness. IV.The FIO₂ is the critical factor in ROP, not the PaO₂ per se.

Which of the following levels of FIO₂ has been considered safe for preventing significant lung impairment?