Which Statement Is True About Experience Corps

question 47

Multiple Choice

Which statement is true about Experience Corps?

• A) While outcomes for older adults are impressive, the program has little impact on reading achievement scores.
• B) Volunteers show changes in fMRI brain activity that coincide with gains in executive function.
• C) Volunteers show mild decreases in size of the cerebral cortex and hippocampus, centrally involved in memory.
• D) Schools where children received tutoring and mentoring show no reduction in disruptive classroom behavior.

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Definitions:

Sensory Modalities

Various forms of senses through which living organisms perceive the world, such as sight, sound, smell, taste, and touch.

Detecting Pain

The physiological and psychological process by which organisms recognize and respond to stimuli that are noxious and potentially harmful.

Jnd

The minimum difference in stimulation that a person can detect 50% of the time, also known as the just noticeable difference.

Absolute Threshold

The minimum intensity level of a stimulus required for a person to detect its presence at least half the time.