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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 3 Mind: The Gap.

Multiple Choice Questions

1. How often does one cell send something to other cells?
(a) Hundreds of times per second.
(b) A few times an hour.
(c) Whenever it has the energy to do so.
(d) At least daily.

2. What are two examples of optical illusions?
(a) Red looking black.
(b) The apparent motion of stationary images and the apparent change in size of images when their backgrounds are changed.
(c) A square being a rectangle.
(d) A round circle looking elliptical.

3. What do dilated eyes have to do with the experiment the author mentions?
(a) The men were more attracted to women with dilated eyes.
(b) It is a way to tell if the participant is looking directly at the computer screen.
(c) Dilated eyes have nothing to do with the experiment.
(d) It is a measure of the light used.

4. What do most of us notice in the world around us?
(a) About ninety percent of what is actually there.
(b) Just when something is out of the ordinary.
(c) About ten percent of what is actually there.
(d) That which impacts our safety.

5. What are we actually unaware of?
(a) The small nuances.
(b) What is happening in real time.
(c) What is happening.
(d) Subtleties of change.

Short Answer Questions

1. Of what are we unconscious when we move an arm?

2. How do the eyes of blind people who recover their sight work compared to persons who are sighted since birth?

3. What motion does Eagleman ask his readers to make?

4. How does May first react to his new sight?

5. How does one device "show" a blind person his/her proximity to objects?

(see the answer key)

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