What Happens After Repeated Presentation of Two Simultaneous Touches on the Finger

question 14

Multiple Choice

What happens after repeated presentation of two simultaneous touches on the finger?

• A) People habituate to the touches and no longer feel them.
• B) People have a harder time determining whether there are one or two points being touched.
• C) There is a decrease in the number of cortical neurons tuned to touches of the fingertip.
• D) There is an increase in the number of cortical neurons tuned to touches of the fingertip.

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Definitions:

Depression

A mental health disorder characterized by persistent feelings of sadness, loss, or anger that interfere with a person’s everyday activities.

Antidepressant Drugs

Drugs that act as mood elevators for people with severe depression and are also prescribed to treat some anxiety disorders.

Bipolar Disorder

A mood disorder in which manic episodes alternate with periods of depression, usually with relatively normal periods in between.

Lithium

A chemical element used in the treatment of bipolar disorder to stabilize mood swings.