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:

Steering Knuckles

Components of the suspension system that pivot on ball joints, to which the wheels are attached, allowing the wheels to steer.

Control Arms

Components in a vehicle's suspension system that link the chassis to the wheel hub, facilitating smooth movement and steering.

Ball Joints

Pivotal bearings in a vehicle's suspension system that connect the wheel hubs to the rest of the suspension, allowing for smooth steering and suspension movement.

Upper Steering Pivot

A pivot point in steering mechanisms allowing for the rotation of wheels, essential for vehicle maneuverability.