________ Is Sometimes Used in Research When Behavior Could Be

question 42

Short Answer

________ is sometimes used in research when behavior could be biased if participants knew the study's true purpose ahead of time.

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Definitions:

Cardiovascular

Pertaining to the heart and blood vessels, and the circulation of blood throughout the body.

Endocrine

Pertaining to glands that secrete hormones directly into the blood rather than through a duct, regulating various bodily functions.

Integumentary

Relating to the skin and its appendages, which serve as the body's largest organ and first line of defense against environmental hazards.

Skeletal

Relating to or functioning as a part of the skeleton, the internal framework of the body composed of bones and cartilage.