A Volume-Cycled Ventilator Has a Rate Knob for Setting the Controlled

question 43

Multiple Choice

A volume-cycled ventilator has a rate knob for setting the controlled frequency of breathing. If this control is set to 12/min, which of the following other settings will determine the inspiratory and expiratory times?
I.FIO₂
II.flow
III.volume

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

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Definitions:

Proportional Controller

A type of feedback controller that generates an output signal by multiplying the error between a desired setpoint and a measured process variable by a constant.

On/Off Control

A basic form of control used in various applications where the output is simply turned on or off, without intermediate states.

Distributive Control System

A type of automated control system that distributes control functions into smaller subsystems throughout the process but is managed by one central system.

Processing Task

An operation performed by a computer or controller, involving the manipulation or analysis of data.