How Does Expiration Take Place After a Positive-Pressure Breath During

question 4

Multiple Choice

How does expiration take place after a positive-pressure breath during an IPPB treatment?

• A) The elastic recoil of the lungs and thorax allows the patient to exhale
• B) The sensitivity is set to allow the ventilator to be 'sensitive' to the patient when exhalation is started
• C) The expiratory timer is set to limit the amount of time inspiration takes place
• D) The flow rate through the Venturi is cut off cycling the ventilator into expiration

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Definitions:

Sensory Impulses

Electrical signals that are generated by sensory receptors and travel along sensory neurons to the brain, where they are interpreted as sensations like touch, taste, sound, and sight.

Visual Association Area

A region of the brain that processes complex visual information, integrating features such as color, motion, and shape to form a coherent visual perception.

Thalamus

A brain structure that relays sensory and motor signals to the cerebral cortex, and regulates consciousness, sleep, and alertness.