Which of the Following Simple Artificial Airways Is Often Used

question 34

Multiple Choice

Which of the following simple artificial airways is often used to facilitate bag-mask ventilation?

• A) oropharyngeal airway
• B) nasopharyngeal airway
• C) Combitube airway
• D) laryngeal mask airway

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Definitions:

Contribution Margin Ratio

A financial metric that shows what percentage of sales revenue is not consumed by variable costs and therefore contributes to covering fixed costs.

Segment Margin

The profit or loss generated by a particular segment of a business, after accounting for direct and indirect costs.

Net Operating Income

The profit generated from a company's operational activities after deducting operating expenses from operating revenues.

Net Operating Income

A measure of a company's profitability, calculated by subtracting operating expenses from gross profit.