Question 1

Which of the following will occur after 12 seconds in the VSV Automode?

Accepted Answer

A)  The ventilator will flash a visible apnea alarm. 
B)  The ventilator will switch to pressure support. 
C)  The ventilator will switch to PRVC. 
D)  The ventilator will volume assist ventilation. 
A)  The ventilator will flash a visible apnea alarm. 
B)  The ventilator will switch to pressure support. 
C)  The ventilator will switch to PRVC. 
D)  The ventilator will volume assist ventilation. C

Question 2

Which primary control variable will result in flow and pressure being variable in the presence of changing airway resistance or lung compliance?

Accepted Answer

A)  Pressure 
B)  Volume 
C)  Flow 
D)  Time 
A)  Pressure 
B)  Volume 
C)  Flow 
D)  Time B

Question 3

The Nellcor Puritan Bennett 840 recommends an operational check of the BDU,sensors,resistance and compliance of the circuit prior to use.This is called ________________

Accepted Answer

A)  tubing compliance. 
B)  The short self test. 
C)  the power on self test 
D)  the user verification test 
A)  tubing compliance. 
B)  The short self test. 
C)  the power on self test 
D)  the user verification test B

Question 4

A respiratory care practitioner identifies that a patient is having breathing difficulties because the endotracheal tube is one size smaller than optimal.The practitioner should consider which of the follow modes to overcome the airway resistance from a small tube?

Accepted Answer

A)  Mandatory Minute Ventilation 
B)  Proportional Assist Ventilation 
C)  Automatic tube compensation 
D)  Automode 
A)  Mandatory Minute Ventilation 
B)  Proportional Assist Ventilation 
C)  Automatic tube compensation 
D)  Automode

Question 5

Dual control is which of the following?

Accepted Answer

A)  Switching from pressure to volume control 
B)  Shared responsibility for ventilator changes between RTs and RNs 
C)  When one knob adjusts two parameters like rate and flow 
D)  Is also known as differential lung ventilation 
A)  Switching from pressure to volume control 
B)  Shared responsibility for ventilator changes between RTs and RNs 
C)  When one knob adjusts two parameters like rate and flow 
D)  Is also known as differential lung ventilation

Question 6

Intermittent Mandatory Ventilation is _______________________

Accepted Answer

A)  spontaneous breathing between machine breaths. 
B)  periodic pressure breathing in between volume breaths. 
C)  the same as control ventilation. 
D)  used to improve arterial oxygenation. 
A)  spontaneous breathing between machine breaths. 
B)  periodic pressure breathing in between volume breaths. 
C)  the same as control ventilation. 
D)  used to improve arterial oxygenation.

Question 7

Proportional assist ventilation will do which of the following?

Accepted Answer

A)  Provide better ventilator synchrony and application of pressure 
B)  Adjust pressure support with changes in the patient's efforts 
C)  Proportionally assist a patient's spontaneous ventilation 
D)  All of the above 
A)  Provide better ventilator synchrony and application of pressure 
B)  Adjust pressure support with changes in the patient's efforts 
C)  Proportionally assist a patient's spontaneous ventilation 
D)  All of the above

Question 8

Volume ventilation is causing high pressures for a patient with ARDS.The practitioner would like to use a pressure mode but is concerned about the changing compliance.Which of the following should be considered for this purpose?

Accepted Answer

A)  SIMV 
B)  PRVC 
C)  Automode with volume support ventilation 
D)  Inverse ratio ventilation 
A)  SIMV 
B)  PRVC 
C)  Automode with volume support ventilation 
D)  Inverse ratio ventilation

Question 9

BiLevel with the Nellcor Puritan Bennett 840 allows adjustment of High PEEP,Low PEEP,Time High and Time Low.These controls are also seen in _________________

Accepted Answer

A)  SIMV 
B)  PRVC 
C)  APRV 
D)  VSV 
A)  SIMV 
B)  PRVC 
C)  APRV 
D)  VSV

Question 10

Which of the following statements are true regarding RSBI?
I.Less than 105 indicates increasing work of breathing.
II.Respiratory rate divided by tidal volume in liters
III.Increasing RSBI indicates a patient may become fatigued.

Accepted Answer

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

Question 11

APRV is which of the following?

Accepted Answer

A)  Airway Pressure Release Ventilation 
B)  Continuous Positive Airway Pressure with two pressure levels 
C)  Time triggered, pressure limited, time cycled with spontaneous breathing 
D)  All of the above 
A)  Airway Pressure Release Ventilation 
B)  Continuous Positive Airway Pressure with two pressure levels 
C)  Time triggered, pressure limited, time cycled with spontaneous breathing 
D)  All of the above

Question 12

What are the purposes of ventilator alarms and backup modes?

Accepted Answer

Appropriate alarm settings and when poss

Question 13

The goal of inverse ratio ventilation is to ____________________

Accepted Answer

A)  decrease carbon dioxide by over inflation of the alveoli. 
B)  increase mean airway pressure to improve oxygenation in ARDS. 
C)  hyperextend alveoli to increase pulmonary vascular resistance. 
D)  increase air trapping by lengthening inspiration 
A)  decrease carbon dioxide by over inflation of the alveoli. 
B)  increase mean airway pressure to improve oxygenation in ARDS. 
C)  hyperextend alveoli to increase pulmonary vascular resistance. 
D)  increase air trapping by lengthening inspiration

Question 14

Which of the following is true of THIGH with APRV?

Accepted Answer

A)  It is the same as IPAP in BiPAP. 
B)  It keeps the alveoli recruited and inflated. 
C)  Time on Thigh is short than TLOW. 
D)  It is the same as plateau pressure in volume ventilation. 
A)  It is the same as IPAP in BiPAP. 
B)  It keeps the alveoli recruited and inflated. 
C)  Time on Thigh is short than TLOW. 
D)  It is the same as plateau pressure in volume ventilation.

Question 15

Tidal volume delivery during APRV is __________________

Accepted Answer

A)  affected by lung compliance. 
B)  affected by airway resistance. 
C)  affected by Phigh and Plow. 
D)  all of the above. 
A)  affected by lung compliance. 
B)  affected by airway resistance. 
C)  affected by Phigh and Plow. 
D)  all of the above.

Question 16

How does a respiratory care practitioner assess the patient's work of breathing?

Accepted Answer

Physical inspection,the observational as

Question 17

What are three problems that mandatory minute ventilation cannot prevent?

Accepted Answer

This mode may not prevent rapi

Question 18

Application of dual control with breathing modes of ventilation is used ____________

Accepted Answer

A)  to simplify the ventilation strategy. 
B)  to reduce the number of health care providers needed to deliver care. 
C)  to reduce the work of breathing while maintaining minute volume and tidal volume. 
D)  prior to implementing high frequency ventilation 
A)  to simplify the ventilation strategy. 
B)  to reduce the number of health care providers needed to deliver care. 
C)  to reduce the work of breathing while maintaining minute volume and tidal volume. 
D)  prior to implementing high frequency ventilation

Question 19

The oxygenation goal for most mechanically ventilated patients is ___________________

Accepted Answer

A)  SpO₂ 95-100%, PaO₂ 100-105 mm Hg. 
B)  SpO₂ 88-90%, PaO₂ 60+ mm Hg. 
C)  SpO₂ 93-98%, PaO₂ 75 mm Hg. 
D)  PaO₂ 80-100 mm Hg. 
A)  SpO₂ 95-100%, PaO₂ 100-105 mm Hg. 
B)  SpO₂ 88-90%, PaO₂ 60+ mm Hg. 
C)  SpO₂ 93-98%, PaO₂ 75 mm Hg. 
D)  PaO₂ 80-100 mm Hg.

Question 20

Current guidelines for use of inverse ratio ventilation recommend which of the following?

Accepted Answer

A)  Hypoinflation of the alveoli should be managed with 300 mL tidal volume 
B)  Do not use more than 50% O₂ to avoid hyperoxygenation 
C)  Keep PIP less than 30 cmH2O to avoid ventilator induced lung injury 
D)  Avoid respiratory rates above 20 bpm to allow reduction of PIP 
A)  Hypoinflation of the alveoli should be managed with 300 mL tidal volume 
B)  Do not use more than 50% O₂ to avoid hyperoxygenation 
C)  Keep PIP less than 30 cmH2O to avoid ventilator induced lung injury 
D)  Avoid respiratory rates above 20 bpm to allow reduction of PIP

Exam 26: Advanced Modes of Mechanical Ventilation

Which of the following will occur after 12 seconds in the VSV Automode?

Which primary control variable will result in flow and pressure being variable in the presence of changing airway resistance or lung compliance?

The Nellcor Puritan Bennett 840 recommends an operational check of the BDU,sensors,resistance and compliance of the circuit prior to use.This is called ________________

A respiratory care practitioner identifies that a patient is having breathing difficulties because the endotracheal tube is one size smaller than optimal.The practitioner should consider which of the follow modes to overcome the airway resistance from a small tube?

Dual control is which of the following?

Intermittent Mandatory Ventilation is _______________________

Proportional assist ventilation will do which of the following?

Volume ventilation is causing high pressures for a patient with ARDS.The practitioner would like to use a pressure mode but is concerned about the changing compliance.Which of the following should be considered for this purpose?

BiLevel with the Nellcor Puritan Bennett 840 allows adjustment of High PEEP,Low PEEP,Time High and Time Low.These controls are also seen in _________________

Which of the following statements are true regarding RSBI? I.Less than 105 indicates increasing work of breathing. II.Respiratory rate divided by tidal volume in liters III.Increasing RSBI indicates a patient may become fatigued.

APRV is which of the following?

What are the purposes of ventilator alarms and backup modes?

The goal of inverse ratio ventilation is to ____________________

Which of the following is true of THIGH with APRV?

Tidal volume delivery during APRV is __________________

How does a respiratory care practitioner assess the patient's work of breathing?

What are three problems that mandatory minute ventilation cannot prevent?

Application of dual control with breathing modes of ventilation is used ____________

The oxygenation goal for most mechanically ventilated patients is ___________________

Current guidelines for use of inverse ratio ventilation recommend which of the following?

Basics of Asepsis

Basic Patient Assessment: Vital Signs and Breath Sounds

Advanced Patient Assessment: Inspection, Palpation, and Percussion

Radiologic Assessment

Pulmonary Function Testing

Electrocardiography

Phlebotomy

Arterial Blood Gas Sampling

Hemodynamic Monitoring

Noninvasive Monitoring

Documentation and Goals Assessment

Oxygen Supply Systems

Oxygen Administration

Introduction to Respiratory Care Pharmacology

Humidity and Aerosol Therapy

Bronchial Hygiene Therapy

Hyperinflation Therapy

Bronchoscopy Assisting

Equipment Processing and Surveillance

Emergency Airway Management

Artificial Airway Care

Chest Tubes

Insertion and Maintenance of Intravenous Lines

Noninvasive Positive-Pressure Ventilation

Continuous Mechanical Ventilation

Wave Form Analysis

Weaning and Discontinuance of Mechanical Ventilation

Neonatal Mechanical Ventilation

Filters

Which of the following is true of T_HIGH with APRV?