The Function of the Exhalation Valve in the External Circuit

question 23

Multiple Choice

The function of the exhalation valve in the external circuit is to do which of the following?

• A) Deflate during inspiration to allow the gas to go to the patient
• B) Inflate during inspiration to prevent leaks in the inspiratory circuit
• C) Inflate during inspiration to divert gas coming from the ventilator into the patient
• D) Inflate during expiration to allow the patient to exhale through the expiratory line

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