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On an electronic cell counter, hemoglobin determinations may be falsely elevated owing to the presence of:

Which of the following inorganic substances are excreted in the urine in the largest amount?

Which of the following is used to detect allergen-specific IgE?

Antinuclear antibody tests are performed to help diagnose?

In addition to the sperm count in a fertility study, analysis of seminal fluid should also include:

Which of the following is the formula for mean corpuscular volume (MCV)?

An arterial blood specimen submitted for blood gas analysis was obtained at 8:30 AM but was not received in the laboratory until 11:00 AM. The technologist should:

In performing a spinal fluid protein determination, the specimen is diluted 1 part spinal fluid to 3 parts saline to obtain a result low enough to measure. To calculate the protein concentration the result must be:

To prepare a physiologic saline solution, dissolve:

Two standard deviations is the acceptable limit of error in the chemistry laboratory. If you run the normal control 100 times, how many of the values would be out of control due to random error?