What Is a Good Control Group for a Research Study

question 29

Multiple Choice

What is a good control group for a research study on people with eating disorders?

• A) People who have an eating disorder and a wide range of educational backgrounds.
• B) A group that is comparable to those with eating disorders except that they eat normally.
• C) A group that is drawn from the sample of people with eating disorders.
• D) People who used to have eating disorders but say they no longer do.

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Definitions:

Sensorineural Hearing Loss

Sensorineural hearing loss occurs when there is damage to the inner ear (cochlea) or to the nerve pathways from the inner ear to the brain, often leading to difficulty in hearing sound clearly.

Spiral Organ

A structure located within the cochlea of the inner ear, essential for hearing as it transforms sound waves into electrical signals.

Basilar Membrane

A membrane in the cochlea of the inner ear that moves in response to sound, allowing for hearing.

Oval Window

A membrane-covered opening that leads from the middle ear to the vestibule of the inner ear and is involved in the transmission of sound vibrations to the cochlea.