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This quiz consists of 5 multiple choice and 5 short answer questions through The Twenty-Four-Karat Thumb.

Multiple Choice Questions

1. What is one activity the author mentions that the hand usually does in the morning?
(a) Grooms the dog.
(b) Plays with a football.
(c) Twisting a water faucet.
(d) Conducts a symphony.

2. What is the strength of a climber's grip on a rock face?
(a) Up to 80 pounds per square inch.
(b) Up to 50 pounds per square inch.
(c) There is no way to calculate that figure.
(d) Ups to 120 pound per square inch.

3. What problem causes the author to reach a turning point in his thinking about the hand?
(a) A stroke.
(b) A finger amputation.
(c) A broken wrist.
(d) Musician's cramp.

4. What supports the conscious dimension of action?
(a) The unconscious image of movement.
(b) The conscious intent to move.
(c) The unconscious interaction of the neuromuscular system.
(d) The brain.

5. To what was the pre-human arm metaphorically compared?
(a) A construction crane and its operator.
(b) A fulcrum.
(c) A block and tackle.
(d) A whooping crane and its beak.

Short Answer Questions

1. What does the author say comes to life even before you rise out of bed in the morning?

2. What operator has to do to anticipate load weight and wind changes?

3. From what does the word neuron derive its meaning?

4. How does the conscious dimension of action occur?

5. What is paleoanthropology?

(see the answer key)

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