One of the Original Anesthetics, Diethyl Ether Has Been Replaced

question 11

Multiple Choice

One of the original anesthetics, diethyl ether has been replaced by more suitable substances.  Of the many reasons, which of the following properties of ethers would account for it no longer being used in modern operating rooms?

• A)lack of hydrogen bonding
• B)high volatility
• C)flammability
• D)peroxide formation

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Definitions:

Variable Overhead Rate Variance

The difference between the actual variable overhead incurred and the standard variable overhead allocated to produced goods, based on the standard variable overhead rate.

Direct Materials Purchases Variance

The difference between the actual cost of direct material purchases and the expected (or standard) cost, adjusted for volume purchased.

Standard Costs

Predetermined costs for materials, labor, and overhead used in budgeting and assessing performance.

Labor Efficiency Variance

A measure of the difference between the actual hours worked by employees and the standard hours expected to complete a task, used to assess labor productivity.