An 80% He:20% O₂ Mixture Is Being Delivered to an Asthmatic

question 2

Multiple Choice

An 80% He:20% O₂ mixture is being delivered to an asthmatic patient by a nonrebreather mask through an oxygen flow meter set at 8 L/min.What is the actual flow delivered to the patient?

• A) 10 L/min
• B) 12 L/min
• C) 14 L/min
• D) 18 L/min

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Definitions:

Defence Mechanisms

Psychological strategies employed unconsciously to protect a person from anxiety-arising thoughts or feelings.

Libidinal Desires

Refers to the psychic drive or energy associated with sexual instinct and desires in psychoanalytic theory.

Ego Employed

The utilization of one's self-importance, self-esteem, or identity in navigating or influencing social or psychological scenarios.

Freud

Refers to Sigmund Freud, an Austrian neurologist and the founder of psychoanalysis, a method for treating psychopathology through dialogue between a patient and a psychoanalyst.