What Is the Most Important Prerequisite for Weaning a Patient

question 34

Multiple Choice

What is the most important prerequisite for weaning a patient from ventilatory support?

• A) Improvement in the original problem requiring mechanical ventilation
• B) Assurance that the patient's ventilatory demand exceeds the patient's capacity
• C) Objective evidence indicating good respiratory muscle endurance
• D) Ability to maintain adequate oxygenation with an FiO₂ less than 0.4

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Definitions:

Opioids

Also known as narcotics. A class of central nervous system depressants whose main effects are the reduction of pain and sleep inducement. Opium, the alkaloid from which opioids are derived, comes from the seeds of the opium poppy, which is indigenous to Asia and the Middle East.

Heroin

A narcotic substance derived from morphine, originating from the seed pods of opium poppy plants, known for its strong addictive properties and illegality.

Respiratory Failure

A medical condition in which the respiratory system fails in one or both of its gas exchange functions: oxygenation and carbon dioxide elimination.

Amotivational Syndrome

A continuing pattern of apathy, profound self-absorption, detachment from friends and family, and abandonment of career and educational goals evident in some long-term users of cannabis.