chapter 15

(for testing laboratory specimens) A method of laboratory testing in which the series of steps in the test method is performed with an automated analyzer.

Abstaining from food or fluids (except water) for a specified amount of time before the collection of a specimen.

The state in which body systems are functioning normally, and the internal environment of the body is in equilibrium; the body is in a healthy state.

Occurring in the living body or organism.

the clinical analysis and study of materials, fluids,or tissues obstained from patients to assist in diagnosis and treatment of disease.

a method of laboratory testing in which the series of steps in the test method is performed by hand.

(for laboratory test) a certain established and acceptable parameter or reference range within which the laboratory test results of a healthy individual are expected to fall.

The liquid part of the blood consisting of a clear, yellowish fluid that comprises approximately 55% of the total blood volume.

Numerous laboratory tests providing related or complementary information used to determine the health status of a patient.

The application of methods to ensure that test results are reliable and valid and that errors are detected and eliminated.

A laboratory test performed routinely on apparently healthy patients to assist in the early detection of disease.

The clear, straw-colored part of the blood (plasma) that remains after the solid elements and the clotting factor fibrinogen have been separeted out of it.

A small sample of something taken to show the nature of the whole.