When Swallowing Occurs, the Structure That Occludes the Tracheal Opening

question 84

Multiple Choice

When swallowing occurs, the structure that occludes the tracheal opening to prevent aspiration of food and liquid is the:

• A) cricoid cartilage.
• B) epiglottis.
• C) pyriform fossa.
• D) uvula.

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Definitions:

Machine-Hours

A measure of production time referring to the total hours that machinery is in use during the manufacturing process.

Departmental Predetermined Rates

Standard rates used by departments to allocate costs based on estimated activity levels.

Manufacturing Overhead

All indirect costs associated with the production process, including costs related to factory equipment maintenance, utilities, and quality control.

Machine-Hours

A measure of the amount of time a machine is operated in the production process, used for allocating manufacturing overheads.