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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 2 The Testimony of the Senses: What Is Experience Really Like?.

Multiple Choice Questions

1. In what number range does the author say the brain cells count?
(a) Trillions of trillions.
(b) Hundreds of thousands.
(c) Hundreds of trillions.
(d) Hundreds of billions.

2. How does one blind rock climber use a mechanical device to help climb?
(a) There is no such device developed yet; it is in prototype stage.
(b) The device beeps in code to say where a usable crack is locate.
(c) The device transmits impulses through the climber's tongue.
(d) The device latches onto cracks and crevices and the climber follows the rope.

3. What does each human brain cell contain in its entirety?
(a) A way to produce energy.
(b) A way to process information.
(c) A way to manufacture food.
(d) The human genome.

4. What does the device that takes visual input through a camera and translate it into impulses do?
(a) It enables the brain to see without eyes.
(b) It is a means of giving a computer "sight."
(c) It demonstrates the mechanics of sight.
(d) There is no such machine.

5. When do major league baseball players begin their swing while batting?
(a) As soon as the brain has time to visually process the ball.
(b) Before the brain has time to visually process the ball.
(c) As soon as the brain processes the sound of the ball's approach.
(d) The instant they hear the ball leave the pitcher's hand.

Short Answer Questions

1. About how many pounds does a brain weigh?

2. To what does Eagleman compare consciousness?

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

4. What do our conscious minds remain unaware of in the analogy Eagleman offers?

5. What are we actually unaware of?

(see the answer key)

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