A Phlebotomy Supervisor Discovers That a Phlebotomist Is Not Adding

question 53

Multiple Choice

A phlebotomy supervisor discovers that a phlebotomist is not adding the prescribed number of milliliters of patient sample to each blood culture collection tube, but is instead just adding patient sample to the tube until it "looks red." What kind of variable(s) is(are) caused by this action?

• A) Preexamination and examination
• B) Postexamination
• C) Preexamination
• D) Examination and postexamination

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Definitions:

Aerobic Respiration

The process of producing cellular energy involving oxygen. It's the way most cells generate ATP, with carbon dioxide and water as byproducts.

Ozone Layer

A protective layer in Earth's stratosphere that absorbs most of the Sun's ultraviolet radiation, shielding the planet from harmful UV light.

Cyanobacteria

A phylum of bacteria that obtain their energy through photosynthesis and are noted for their role in the oxygenation of the Earth's atmosphere.

Organic Polymers

Large molecules composed of repeating carbon-based units, including proteins, nucleic acids, and many synthetic materials.