Deck 3: Modes of Mechanical Ventilation

Question 1

A ventilator mode is best defined as a:

A) predetermined pattern of ventilation between the patient and the ventilator.
B) preprogrammed setting that may be selected by the clinician.
C) mandatory breath sequence selected by the clinician.
D) spontaneous breath sequence selected by the clinician.

Answer 1

A

Question 2

Which of the following are spontaneous modes?

A) Volume control-continuous mechanical ventilation (VC-CMV)
B) Pressure control-continuous mechanical ventilation (PC-CMV)
C) Continuous positive airway pressure (CPAP)
D) Positive end-expiratory pressure (PEEP)

Answer 2

C

Question 3

The ability of the patient to breathe spontaneously between ventilator (mandatory) breaths best describes:

A) volume control-continuous mechanical ventilation (VC-CMV).
B) continuous positive airway pressure (CPAP).
C) pressure support (PS).
D) synchronized intermittent mandatory ventilation (SIMV).

Answer 3

D

Question 4

A form of assisted or augmented spontaneous breath where pressure is applied during inspiration best describes:

A) volume control-continuous mechanical ventilation (VC-CMV).
B) continuous positive airway pressure (CPAP).
C) pressure support (PS).
D) synchronized intermittent mandatory ventilation (SIMV).

Question 5

Spontaneous ventilation without any ventilator assistance is best described as:

A) bilevel positive airway pressure (BiPAP).
B) continuous positive airway pressure (CPAP).
C) pressure support (PS).
D) continuous spontaneous ventilation (CSV).

Question 6

The application of positive airway pressure during spontaneous ventilation both during inspiration and exhalation best describes:

A) bilevel positive airway pressure (BiPAP).
B) continuous positive airway pressure (CPAP).
C) pressure support (PS).
D) continuous spontaneous ventilation (CSV).

Question 7

A mode of BiPAP that provides a backup rate in the absence of spontaneous breathing is:

A) pressure support (PS).
B) spontaneous.
C) spontaneous-timed.
D) assist control (AC).

Question 8

A ventilator mode that delivers a preset volume and is time triggered best describes:

A) volume control-continuous mechanical ventilation (VC-CMV).
B) pressure control-continuous mechanical ventilation (PC-CMV).
C) bilevel positive airway pressure (BiPAP).
D) continuous mechanical ventilation.

Question 9

A ventilator mode that delivers a preset pressure and is time triggered best describes:

A) volume control-continuous mechanical ventilation (VC-CMV).
B) pressure control-continuous mechanical ventilation (PC-CMV).
C) bilevel positive airway pressure (BiPAP).
D) continuous mechanical ventilation.

Question 10

Pressure support may be added to volume control-synchronized intermittent mandatory ventilation (VC-SIMV).

Question 11

When establishing pressure control-continuous mechanical ventilation (PC-CMV), what control determines the length of inspiration?

A) Flow rate
B) Rate (breaths per minute)
C) Inspiratory time
D) Pressure

Question 12

When establishing volume control-continuous mechanical ventilation (VC-CMV), what control determines the length of inspiration?

A) Flow rate
B) Rate (breaths per minute)
C) Inspiratory time
D) Pressure

Question 13

Increased baseline pressure during mandatory (ventilator-assisted) breaths is termed:

A) bilevel positive airway pressure (BiPAP).
B) continuous positive airway pressure (CPAP).
C) positive end-expiratory pressure (PEEP).
D) pressure support (PS).

Question 14

Pressure support may be added to pressure control-synchronized mandatory ventilation (PC-SIMV).

Question 15

Which of the following are ventilator targeting schemes?

A) Pressure support
B) Set-point
C) Volume support
D) Flow

Question 16

What ventilator targeting scheme allows the ventilator to change from pressure to volume or from volume to pressure targeting?

A) Pressure support
B) Set-point
C) Volume support
D) Dual

Question 17

Proportional assist ventilation (PAV) uses what targeting scheme?

A) Set-point
B) Dual
C) Servo
D) Adaptive

Question 18

Adaptive support ventilation (ASV) uses what targeting scheme?

A) Optimal
B) Dual
C) Servo
D) Adaptive

Question 19

Which of the following forms of high-frequency mechanical ventilation requires a special airway or airway adapter?

A) High-frequency oscillatory ventilation (HFOV)
B) High-frequency jet ventilation (HFJV)
C) High-frequency percussive ventilation (HFPV)
D) None of these is correct.

Question 20

Which of the following forms of high-frequency mechanical ventilation requires a sliding venturi?

A) High-frequency oscillatory ventilation (HFOV)
B) High-frequency jet ventilation (HFJV)
C) High-frequency percussive ventilation (HFPV)
D) None of these is correct.