Your Brain: The Right and Left of It

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Questions

Question 1

What is the primary function of the corpus callosum, as established by animal studies in the 1950s?

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Question 2

In the split-brain patient test involving a spoon flashed to the right brain and a knife to the left brain, what did the patient verbally claim to have seen?

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Question 3

According to the text, which mode of thinking is characterized as verbal, analytic, symbolic, and sequential?

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Question 4

What is the primary reason the text suggests that drawing may depend on accessing the R-mode?

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Question 5

In the English language, what did the Anglo-Saxon word 'lyft', the root for 'left', originally mean?

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Question 6

Which characteristic is listed in the 'Parallel Ways of Knowing' table as the counterpart to the 'analytic' quality of the L-mode?

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Question 7

What percentage of the human population has a preference for using the right hand, according to the chapter on handedness?

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Question 8

For the approximately 30 percent of left-handers whose language is not solely in the left hemisphere, how is language location distributed?

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Question 9

Which trio of famous artists is mentioned in the text as being left-handed?

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Question 10

What is the basic strategy proposed in the book for accessing the R-mode at a conscious level?

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Question 11

According to the text, what was the historical view of the right hemisphere held by nineteenth-century scientists?

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Question 12

The surgical procedure performed on 'split-brain' patients to control severe epilepsy, which involves severing the corpus callosum, is known as what?

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Question 13

In the comparison chart of L-mode and R-mode characteristics on page 59, what is the R-mode counterpart to the L-mode's 'Temporal' characteristic?

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Question 14

What does the French word 'gauche' mean, and which hemisphere does the book associate it with?

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Question 15

In the 'Duality of Yin and Yang' table, which concept is listed as the 'Yang' counterpart to the 'Yin' concept of 'darkness'?

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Question 16

The text states that the percentage of individuals with a left-hand preference for handwriting rose from about 2 percent in 1932 to what percentage in the 1980s?

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Question 17

What is 'lateralization' in the context of brain function?

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Question 18

What does the text suggest about the lateralization of left-handers compared to right-handers?

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Question 19

According to the text, what is a key reason for not forcing a left-handed child to use their right hand?

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Question 20

What are the two main factors that scientists believe determine which hemisphere will 'take up' a task?

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Question 21

Why does the left hemisphere control the right side of the body and the right hemisphere control the left side?

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Question 22

What percentage of right-handers have their language capabilities located in the left hemisphere?

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Question 23

What did Jerre Levy's doctoral studies add to the understanding of the right hemisphere's mode of processing?

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Question 24

What term does the text use for the flash of insight, such as that experienced by Archimedes, associated with the R-mode?

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Question 25

The Latin word 'dexter' is the root of our word 'dexterity' and is associated with which hemisphere?

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Question 26

Which of the following is NOT listed as a characteristic of the right-hemisphere mode in the text?

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Question 27

In the split-brain test with wooden shapes, why did the patient's right hand have to be restrained?

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Question 28

What is the text's explanation for why our educational system has traditionally neglected R-mode skills?

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Question 29

What does 'binocular disparity' allow us to do, and how is it removed for drawing?

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Question 30

What physical feature of the brain resembles 'the halves of a walnut'?

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Question 31

What is the primary outward effect of the functional asymmetry of the human brain mentioned in the text?

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Question 32

Who were the primary researchers at Cal Tech who conducted the 'split-brain' studies mentioned in the chapter?

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Question 33

What is the meaning of the Latin word 'sinister', and with which hand is it associated?

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Question 34

According to the comparison chart on page 59, what is the L-mode counterpart to the R-mode's 'Synthetic' characteristic?

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Question 35

What is the author's view on right-handers drawing with their left hand to access R-mode?

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Question 36

What is 'right/left confusion' as described in the chapter?

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Question 37

What does the text speculate is the reason that the dominant L-mode might relinquish a task to the R-mode?

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Question 38

What percentage of left-handers have language mediated in the left hemisphere, similar to most right-handers?

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Question 39

The term 'R-mode' is the author's term for which mode of thinking?

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Question 40

Historically, why was an injury to the left side of the brain considered more likely to cause a loss of speech capability?

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Question 41

In the context of the chapter, the 'Ah-ha! response' is a characteristic of which mode of information processing?

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Question 42

What did the Mayan Indians believe about the twitching of a soothsayer's left leg?

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Question 43

The author suggests that a mixture of functions in both hemispheres, or a lesser degree of lateralization, creates the potential for what?

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Question 44

What is the reason provided in the text that human beings are the only creatures known to draw realistic images of their environment?

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Question 45

In the context of political vocabulary, which extreme political ideology is associated with the 'political left'?

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Question 46

According to the Duality of Yin and Yang table, what is the 'Yin' counterpart to the 'Yang' concept of 'right side'?

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Question 47

What surprising finding did Jerre Levy note about the two modes of processing in the brain?

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Question 48

The text suggests that the right brain is metaphorically 'left-handed' and has all the ancient connotations of that characteristic. Which of the following is NOT one of those connotations mentioned?

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Question 49

What is the author's primary reason for encouraging students with 'hidden ambidexterity' to try drawing with both hands?

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Question 50

What does the text say may be the result of the evolutionary development of asymmetry in the human brain?

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