What is the greatest limitation of automated cell counters?
a. Poor precision
b. Speed
c. Unavailability of quality control materials
d. Inherent specimen problems leading to occasional spurious results
ANS: D
Limitations and interferences may be related to either the methodology or inherent problems in the blood sample. In its literature the manufacturer defines instrument limitations. Some of the method limitations are, in fact, the result of inherent specimen problems.
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________ are hollow spaces, or cavities, located around the eyebrows, cheeks, and nose
a. Tracheas b. Sinuses c. Tympanic membranes d. Bronchi
To ensure the safest response to an emergency scene, you should:
A: use escorts such as a police vehicle whenever it is possible. B: exceed the speed limit only when the call is a cardiac arrest. C: always operate the ambulance with due regard for others. D: have your siren on continuously until you arrive at the scene.