Which of the Following Would Be Normal Findings of the Heart

question 6

Multiple Choice

Which of the following would be normal findings of the heart and its surrounding area?
1) The left hilum is about 2 cm higher than the right hilum.
2) Most of the heart shadow is to the right of the sternum.
3) Calcified lymph nodes indicate an adult patient.
4) The cardiothoracic ratio is less than 1:2.

• A)1, 4
• B)2, 3
• C)1, 2, 4
• D)2, 3, 4

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Definitions:

Variable Overhead Efficiency Variance

Variable overhead efficiency variance is a metric used to measure the difference between the expected (standard) and actual use of variable overhead resources in production.

Standard Machine-Hours

A predetermined measure of how much machine time is expected for a task, used in cost accounting.

Variable Overhead Rate Variance

The difference between the actual variable overhead rate incurred and the standard rate, multiplied by the actual activity level.

Standard Cost

The predetermined cost of manufacturing a single unit or a number of units during a specific period under normal conditions.