Question 1

In which ventilator mode should a patient receiving a sustained inflation technique be placed?

Accepted Answer

A)  VC-CMV 
B)  APRV 
C)  PC-IMV 
D)  CPAP/spontaneous 
A)  VC-CMV 
B)  APRV 
C)  PC-IMV 
D)  CPAP/spontaneous

Question 2

During mechanical ventilation of a patient with CHF,the PₐO₂ = 38 mm Hg and the FɪO₂ = 0.6.If the desired PₐO₂ is 60 mm Hg,the FɪO₂ needs to be changed to which of the following?

Accepted Answer

A)  0.65 
B)  0.75 
C)  0.85 
D)  0.95 
A)  0.65 
B)  0.75 
C)  0.85 
D)  0.95

Question 3

Which of the following patients may benefit from PEEP?

Accepted Answer

A)  COPD 
B)  Asthma 
C)  ARDS 
D)  Cystic fibrosis 
A)  COPD 
B)  Asthma 
C)  ARDS 
D)  Cystic fibrosis

Question 4

PEEP therapy is indicated for patients with which of the following?

Accepted Answer

A)  PₐCO₂ of 95 mm Hg while receiving an FɪO₂ of 0.3 
B)  PₐCO₂ of 100 mm Hg while receiving an FɪO₂ of 0.8 
C)  Returned Vᴛ of 600 mL with a Pₚₗₐₜₑₐᵤ of 12 cm H₂O 
D)  Returned Vᴛ of 800 mL with a Pₚₗₐₜₑₐᵤ of 15 cm H₂O 
A)  PₐCO₂ of 95 mm Hg while receiving an FɪO₂ of 0.3 
B)  PₐCO₂ of 100 mm Hg while receiving an FɪO₂ of 0.8 
C)  Returned Vᴛ of 600 mL with a Pₚₗₐₜₑₐᵤ of 12 cm H₂O 
D)  Returned Vᴛ of 800 mL with a Pₚₗₐₜₑₐᵤ of 15 cm H₂O

Question 5

The point on a static pressure-volume curve (SPV)where the alveoli begin to open is referred to as which of the following?

Accepted Answer

A)  Lower inflection point on the inflation limb 
B)  Upper inflection point on the inflation limb 
C)  Upper inflection point on the deflation limb 
D)  Lower inflection point on the deflation limb 
A)  Lower inflection point on the inflation limb 
B)  Upper inflection point on the inflation limb 
C)  Upper inflection point on the deflation limb 
D)  Lower inflection point on the deflation limb

Question 6

A patient is being ventilated with a PEEP of 10 cm H₂O and an FɪO₂ of 0.4.The arterial blood gas results show that the patient remains hypoxemic,and the respiratory therapist increases the PEEP to 18 cm H₂O,maintaining the FɪO₂ at 0.4.The patient's static compliance changes from 28 to 22 mL/cm H₂O just after this change.The respiratory therapist should do which of the following?

Accepted Answer

A)  Decrease PEEP to 10 cm H₂O and increase the FɪO₂ to 0.6. 
B)  Decrease PEEP to 15 cm H₂O and measure static compliance. 
C)  Keep PEEP at 18 cm H₂O and increase the FɪO₂ to 0.6. 
D)  Increase PEEP to 20 cm H₂O and measure static compliance. 
A)  Decrease PEEP to 10 cm H₂O and increase the FɪO₂ to 0.6. 
B)  Decrease PEEP to 15 cm H₂O and measure static compliance. 
C)  Keep PEEP at 18 cm H₂O and increase the FɪO₂ to 0.6. 
D)  Increase PEEP to 20 cm H₂O and measure static compliance.

Question 7

What is the optimal PEEP level given the following information?

Accepted Answer

A)  8 cm H₂O 
B)  10 cm H₂O 
C)  12 cm H₂O 
D)  15 cm H₂O 
A)  8 cm H₂O 
B)  10 cm H₂O 
C)  12 cm H₂O 
D)  15 cm H₂O

Question 8

The level of applied PEEP should be set at what point on the pressure-volume curve?

Accepted Answer

A)  At the upper inflection point of the inflation curve. 
B)  Above the lower inflection point of the deflation curve. 
C)  At the peak inspiration point of the inflation curve. 
D)  Above the upper inflection point of the deflation curve. 
A)  At the upper inflection point of the inflation curve. 
B)  Above the lower inflection point of the deflation curve. 
C)  At the peak inspiration point of the inflation curve. 
D)  Above the upper inflection point of the deflation curve.

Question 9

The level of PEEP that is most appropriate for a patient with the information shown below is which of the following?

Accepted Answer

A)  8 cm H₂O 
B)  10 cm H₂O 
C)  12 cm H₂O 
D)  15 cm H₂O 
A)  8 cm H₂O 
B)  10 cm H₂O 
C)  12 cm H₂O 
D)  15 cm H₂O

Question 10

The patient with which of the following assessment findings meets the criteria for beginning weaning from PEEP?

Accepted Answer

A)  PₐCO₂ = 85 mm Hg; FɪO₂ = 0.6; Cₛ = 20 mL/cm H₂O; PEEP = 12 cm H₂O 
B)  PₐCO₂ = 100 mm Hg; FɪO₂ = 0.9; Cₛ = 22 mL/cm H₂O; PEEP = 10 cm H₂O 
C)  PₐCO₂ = 150 mm Hg; FɪO₂ = 0.7; Cₛ = 25 mL/cm H₂O; PEEP = 12 cm H₂O 
D)  PₐCO₂ = 95 mm Hg; FɪO₂ = 0.3; Cₛ = 30 mL/cm H₂O; PEEP = 15 cm H₂O 
A)  PₐCO₂ = 85 mm Hg; FɪO₂ = 0.6; Cₛ = 20 mL/cm H₂O; PEEP = 12 cm H₂O 
B)  PₐCO₂ = 100 mm Hg; FɪO₂ = 0.9; Cₛ = 22 mL/cm H₂O; PEEP = 10 cm H₂O 
C)  PₐCO₂ = 150 mm Hg; FɪO₂ = 0.7; Cₛ = 25 mL/cm H₂O; PEEP = 12 cm H₂O 
D)  PₐCO₂ = 95 mm Hg; FɪO₂ = 0.3; Cₛ = 30 mL/cm H₂O; PEEP = 15 cm H₂O

Question 11

What is the Pflₑₓ on the following pressure-volume loop?

Accepted Answer

A)  10 cm H₂O 
B)  15 cm H₂O 
C)  19 cm H₂O 
D)  23 cm H₂O 
A)  10 cm H₂O 
B)  15 cm H₂O 
C)  19 cm H₂O 
D)  23 cm H₂O

Question 12

A patient with ARDS has the slow pressure-volume loop shown below.Based on this loop,at what level should PEEP be set?

Accepted Answer

A)  10 cm H₂O 
B)  12 cm H₂O 
C)  18 cm H₂O 
D)  22 cm H₂O 
A)  10 cm H₂O 
B)  12 cm H₂O 
C)  18 cm H₂O 
D)  22 cm H₂O

In which ventilator mode should a patient receiving a sustained inflation technique be placed?

During mechanical ventilation of a patient with CHF,the PₐO₂ = 38 mm Hg and the FɪO₂ = 0.6.If the desired PₐO₂ is 60 mm Hg,the FɪO₂ needs to be changed to which of the following?

Which of the following patients may benefit from PEEP?

PEEP therapy is indicated for patients with which of the following?

The point on a static pressure-volume curve (SPV)where the alveoli begin to open is referred to as which of the following?

What is the optimal PEEP level given the following information?

The level of applied PEEP should be set at what point on the pressure-volume curve?

The level of PEEP that is most appropriate for a patient with the information shown below is which of the following?

The patient with which of the following assessment findings meets the criteria for beginning weaning from PEEP?

What is the Pflₑₓ on the following pressure-volume loop?

A patient with ARDS has the slow pressure-volume loop shown below.Based on this loop,at what level should PEEP be set?

Basic Terms and Concepts of Mechanical Ventilation

How Ventilators Work

How a Breath Is Delivered

Establishing the Need for Mechanical Ventilation

Selecting the Ventilator and the Mode

Initial Ventilator Settings

Final Considerations in Ventilator Setup

Initial Patient Assessment

Ventilator Graphics

Assessment of Respiratory Function

Hemodynamic Monitoring

Methods to Improve Ventilation in Patient-Ventilator Management

Ventilator-Associated Pneumonia

Sedatives, Analgesics, and Paralytics

Extrapulmonary Effects of Mechanical Ventilation

Effects of Positive Pressure Ventilation on the Pulmonary System

Troubleshooting and Problem Solving

Basic Concepts of Noninvasive Positive-Pressure Ventilation

Weaning and Discontinuation from Mechanical Ventilation

Long-Term Ventilation

Neonatal and Pediatric Ventilation

Special Techniques in Ventilatory Support

Filters

Exam 13: Improving Oxygenation and Management of ARDS

In which ventilator mode should a patient receiving a sustained inflation technique be placed?

During mechanical ventilation of a patient with CHF,the PₐO₂ = 38 mm Hg and the FɪO₂ = 0.6.If the desired PₐO₂ is 60 mm Hg,the FɪO₂ needs to be changed to which of the following?

Which of the following patients may benefit from PEEP?

PEEP therapy is indicated for patients with which of the following?

The point on a static pressure-volume curve (SPV)where the alveoli begin to open is referred to as which of the following?

What is the optimal PEEP level given the following information?

The level of applied PEEP should be set at what point on the pressure-volume curve?

The level of PEEP that is most appropriate for a patient with the information shown below is which of the following?

The patient with which of the following assessment findings meets the criteria for beginning weaning from PEEP?

What is the Pflₑₓ on the following pressure-volume loop?

A patient with ARDS has the slow pressure-volume loop shown below.Based on this loop,at what level should PEEP be set?

Basic Terms and Concepts of Mechanical Ventilation

How Ventilators Work

How a Breath Is Delivered

Establishing the Need for Mechanical Ventilation

Selecting the Ventilator and the Mode

Initial Ventilator Settings

Final Considerations in Ventilator Setup

Initial Patient Assessment

Ventilator Graphics

Assessment of Respiratory Function

Hemodynamic Monitoring

Methods to Improve Ventilation in Patient-Ventilator Management

Ventilator-Associated Pneumonia

Sedatives, Analgesics, and Paralytics

Extrapulmonary Effects of Mechanical Ventilation

Effects of Positive Pressure Ventilation on the Pulmonary System

Troubleshooting and Problem Solving

Basic Concepts of Noninvasive Positive-Pressure Ventilation

Weaning and Discontinuation from Mechanical Ventilation

Long-Term Ventilation

Neonatal and Pediatric Ventilation

Special Techniques in Ventilatory Support

Filters