________ Is Used to Control Subjects' Knowledge of Whether or Not

question 69

Short Answer

________ is used to control subjects' knowledge of whether or not they have been given a particular experimental treatment.

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Definitions:

Waste Products

Materials or substances that are no longer useful or desired and are intended to be discarded.

Metabolic Wastes

Substances left over from metabolic processes, such as carbon dioxide, water, and nitrogenous compounds, that need to be excreted from the body.

Trigone

The triangle formed by the openings of the two ureters and the urethra in the internal floor of the bladder.