Which class of chemical indicator is placed on the exterior of the package or item before processing?
a. Class 1
b. Class 3
c. Class 4
d. Class 5
ANS: A
Class 1 is an immediate visual indicator on the exterior of the processed pack, such as striped tape or a tab that changes color in response to the sterilizer.
Health Professions
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The primary pacemaking site of the heart is the:
A) sinoatrial node. B) brainstem. C) right atrium. D) ventricular node.
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Which of the following is considered an abnormal result?
A) Male hemoglobin: 10 g/dL B) WBC count: 5,000/cu mm C) Female hematocrit: 44% D) Male RBC count: 5.5 million × 10/12/L
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