The Double-Blind Procedure Involves

question 26

Multiple Choice

The double-blind procedure involves

• A) the avoidance of eye contact between patient and therapist during free association.
• B) a research method in which neither patients nor health care staff know whether a given patient is receiving a drug or a placebo.
• C) the simultaneous use of two or more therapeutic treatments in the hope that at least one will be effective.
• D) replacing a positive response to a harmful stimulus with a negative response.

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Definitions:

Copper Sulfate

A chemical compound formed by combining copper, sulfur, and oxygen (CuSO4).

Metallic Salt

A chemical compound that is generally in a crystal state and exhibits the properties of a metal.

Electroplating Operation

A process that uses electrical current to reduce dissolved metal ions so that they form a coherent metal coating on an electrode.

Positive Terminal

The electrode in an electrical device from which current flows away, typically marked with a positive sign and higher potential energy.