An Intubated Patient with Chronic Obstructive Pulmonary Disease (COPD)is Breathing

question 20

Multiple Choice

An intubated patient with Chronic Obstructive Pulmonary Disease (COPD) is breathing on pressure support ventilation (PSV) 13 cm H₂O with positive-end-expiratory pressure (PEEP) 5 cm H₂O and a flow cycle setting of 25%.The pressure-time scalar shown in the figure is evaluated by the respiratory therapist.What action should the respiratory therapist take at this time?

• A) The patient and ventilator are synchronized and no change should be made.
• B) The inspiratory flow rate should be increased to match the patient's needs.
• C) The flow cycle setting should be increased to allow more time for exhalation.
• D) The pressure support setting should be increased to match the peak pressure.

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Definitions:

Peripheral Nervous System

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord.

Autonomic Nervous System

The part of the nervous system that controls involuntary physiological functions such as heart rate, digestion, and respiratory rate.

Somatic Nervous System

A component of the peripheral nervous system responsible for the voluntary movements of the body through skeletal muscles.

Endocrine System

The body’s “slow” chemical communication system; a set of glands that secrete hormones into the bloodstream.