Apparent Motion Can Be Influenced by an Observer's Point of Fixation

question 14

Multiple Choice

Apparent motion can be influenced by an observer's point of fixation so that at middle distances, objects closer than the point of fixation appear to

• A)move backward.
• B)move forward.
• C)remain stationary.
• D)disappear.

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Definitions:

Axon

A part of a nerve cell that carries electrical impulses away from the neuron's cell body.

Neurotransmitters

Chemical substances that transmit signals across a synapse from one neuron to another in the brain and nervous system.

Neurotransmitters

Chemicals in the nervous system that transmit signals across a synapse from one neuron to another.

Action Potentials

Rapid and temporary electrical changes in a neuron's membrane potential that allow nerve cells to communicate.