Which of the following is an example of an ancillary service that may or may not be covered under the individual's health insurance?

What is the minimum objective standard for the volume exhaled during the final 1 sec of an ac-ceptable forced vital capacity effort?

a. 0.10 L b. 0.05 L c. 0.025 L d. 0.001 L

A 22s quality control rule violation is defined as:

A. Two consecutive control values that exceed ± 2 s. B. Two non-consecutive control values that exceed ± 2 s. C. Four consecutive controls values that exceed ± 2 s. D. Two control values that exceed ± 4 s.