A Researcher Has Developed a Device to Prevent Snoring

question 26

Multiple Choice

A researcher has developed a device to prevent snoring. The device works immediately when it is put on, but has no lasting effect when it is removed. The researcher decides to evaluate this device with a single-case design. Which design is most appropriate?

• A) ABAB design
• B) Multiple-baseline design
• C) Alternating treatments design
• D) Changing criterion design

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Definitions:

Parasympathetic Nervous System

Part of the autonomic nervous system that conserves energy by slowing the heart rate, increasing intestinal and gland activity, and relaxing sphincter muscles in the gastrointestinal tract.

Somatic Nervous System

The somatic nervous system is part of the peripheral nervous system responsible for carrying motor and sensory information both to and from the central nervous system.

Interneurons

Neurons located in the central nervous system that transmit impulses between sensory and motor neurons.

Peripheral Nervous System

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord, involved in transmitting sensory information and motor signals.