The Theory in Which Aging Is Attributed to Our Bodies

question 260

Multiple Choice

The theory in which aging is attributed to our bodies' organs and cell tissues simply wearing out with repeated use and abuse is called________.

• A) activity theory
• B) wear-and-tear theory
• C) disengagement theory
• D) cellular clock theory

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Definitions:

Control Group

A group in an experiment or study that does not receive treatment by the researchers and is then used as a benchmark to measure how the other tested subjects do.

Masking

A method used in research where the participants and/or researchers are unaware of which individuals are in the control group and which are in the experimental group, to prevent bias.

Confounding

A situation in which the effect of two variables on a third is not clearly distinguishable.

Validity

The accuracy with which a study reflects the true situation.