Question 1

What is the significance of a larger corpus callosum for cerebral asymmetry?

Accepted Answer

Having a larger corpus callosum could imply greater interaction between the two hemispheres and fundamentally different cerebral organization in left-handed people with this anatomical trait.

Question 2

Use the following to answer questions:
For each trait listed, answer 
-verbal impairment following left - hemisphere lesions ___

Accepted Answer

A)  if it is truer for males than for females 
B)  if it is truer for females than for males 
C)  if there is no reliable sex difference. 
A)  if it is truer for males than for females 
B)  if it is truer for females than for males 
C)  if there is no reliable sex difference. C

Question 3

What explanations may account for the larger cross - sectional areas of the corpus callosum in left - handed individuals?

Accepted Answer

The larger cross-sectional areas of the corpus callosum in left-handed people can be attributed to there being more axons, thicker axons, or more myelin on the axons in these areas.

Question 4

What is the evidence for cerebral lateralization in birds and nonhuman primates?
Answer Key

Accepted Answer

Left-side lesions of nerve XII (glossoph

Question 5

Explain how Annett's theory of handedness predicts that the population consists of 12.5% left - handed people.

Accepted Answer

Annett's prediction is based upon the pr

Question 6

Describe the laterality of nonhearing people.

Accepted Answer

Left-hemisphere damage produces aphasia

Question 7

Use the following to answer questions:
For each trait listed, answer 
-susceptibility to apraxia following left frontal lesions ___

Accepted Answer

A)  if it is truer for males than for females 
B)  if it is truer for females than for males 
C)  if there is no reliable sex difference. 
A)  if it is truer for males than for females 
B)  if it is truer for females than for males 
C)  if there is no reliable sex difference.

Question 8

What does Luders' "gray matter concentration" measure indicate? What differences exist in this measure between males and females?

Accepted Answer

Luders et al. found that MRI signals fro

Question 9

Use the following to answer questions:
For each trait listed, answer 
-larger splenium of corpus callosum ___

Accepted Answer

A)  if it is truer for males than for females 
B)  if it is truer for females than for males 
C)  if there is no reliable sex difference. 
A)  if it is truer for males than for females 
B)  if it is truer for females than for males 
C)  if there is no reliable sex difference.

Question 10

Use the following to answer questions:
For each question, answer 
-superior mental rotation ___

Accepted Answer

A)  if the item is truer for males than for females 
B)  if the item is truer for females than for males. 
A)  if the item is truer for males than for females 
B)  if the item is truer for females than for males.

Question 11

What explanations have been offered for the apparent anomalies in the cerebral lateralization of Genie?

Accepted Answer

Genie's anomalous lateralization could b

Question 12

What are the basic ideas in the Geschwind-Galaburda theory concerning the development of cerebral asymmetry?

Accepted Answer

Gonadal hormones like testosterone can a

Question 13

Use the following to answer questions:
For each question, answer 
-greater verbal fluency ___

Accepted Answer

A)  if the item is truer for males than for females 
B)  if the item is truer for females than for males. 
A)  if the item is truer for males than for females 
B)  if the item is truer for females than for males.

Question 14

Identify three environmental theories of hand preference. Discuss one in detail.

Accepted Answer

Three environmental theories of hand pre

Question 15

At least five cognitive abilities show sex - related differences. Name four.

Accepted Answer

Females performed better than males on c

Question 16

What are some male-female differences in human brain asymmetries?

Accepted Answer

Some differences in brain asymmetries be

Question 17

What is the relationship between anatomical asymmetry, handedness, and language lateralization?

Accepted Answer

No studies are reported that measure all

Question 18

Describe the proposed developmental progression of cerebral asymmetry from the embryonic state through adulthood.

Accepted Answer

Anatomical asymmetries are present befor

Question 19

Use the following to answer questions:
For each question, answer 
-better computational ability ___

Accepted Answer

A)  if the item is truer for males than for females 
B)  if the item is truer for females than for males. 
A)  if the item is truer for males than for females 
B)  if the item is truer for females than for males.

Question 20

How may hormonal effects during the fetal period contribute to the later development of male-female differences in cognitive performance?

Accepted Answer

Regions of the brain that have higher co

Exam 12: Extension: B - Variations in Cerebral Asymmetry

What is the significance of a larger corpus callosum for cerebral asymmetry?

Use the following to answer questions: For each trait listed, answer -verbal impairment following left - hemisphere lesions ___

What explanations may account for the larger cross - sectional areas of the corpus callosum in left - handed individuals?

What is the evidence for cerebral lateralization in birds and nonhuman primates? Answer Key

Explain how Annett's theory of handedness predicts that the population consists of 12.5% left - handed people.

Describe the laterality of nonhearing people.

Use the following to answer questions: For each trait listed, answer -susceptibility to apraxia following left frontal lesions ___

What does Luders' "gray matter concentration" measure indicate? What differences exist in this measure between males and females?

Use the following to answer questions: For each trait listed, answer -larger splenium of corpus callosum ___

Use the following to answer questions: For each question, answer -superior mental rotation ___

What explanations have been offered for the apparent anomalies in the cerebral lateralization of Genie?

What are the basic ideas in the Geschwind-Galaburda theory concerning the development of cerebral asymmetry?

Use the following to answer questions: For each question, answer -greater verbal fluency ___

Identify three environmental theories of hand preference. Discuss one in detail.

At least five cognitive abilities show sex - related differences. Name four.

What are some male-female differences in human brain asymmetries?

What is the relationship between anatomical asymmetry, handedness, and language lateralization?

Describe the proposed developmental progression of cerebral asymmetry from the embryonic state through adulthood.

Use the following to answer questions: For each question, answer -better computational ability ___

How may hormonal effects during the fetal period contribute to the later development of male-female differences in cognitive performance?

Extension: A - The Development of Neuropsychology

Extension: B - The Development of Neuropsychology

Extension: C - The Development of Neuropsychology

Extension: A - Research on the Origins of the Human Brain and Behavior

Extension: B - Research on the Origins of the Human Brain and Behavior

Extension: C - Research on the Origins of the Human Brain and Behavior

Extension: A - Nervous System Organization

Extension: B - Nervous System Organization

Extension: C - Nervous System Organization

Extension: A - the Structure and Electrical Activity of Neurons

Extension: B - the Structure and Electrical Activity of Neurons

Extension: C - the Structure and Electrical Activity of Neurons

Extension: A - Communication Between Neurons

Extension: B - Communication Between Neurons

Extension: C - Communication Between Neurons

Extension: A - The Influence of Drugs and Hormones on Behavior

Extension: B - The Influence of Drugs and Hormones on Behavior

Extension: C - The Influence of Drugs and Hormones on Behavior

Extension: A - Imaging the Brains Activity

Extension: B - Imaging the Brains Activity

Extension: C - Imaging the Brains Activity

Extension: A - Organization of the Sensory Systems

Extension: B - Organization of the Sensory Systems

Extension: C - Organization of the Sensory Systems

Extension: A - Organization of the Motor System

Extension: B - Organization of the Motor System

Extension: C - Organization of the Motor System

Extension: A - Principles of Neurocortical Function

Extension: B - Principles of Neurocortical Function

Extension: C - Principles of Neurocortical Function

Extension: A - Cerebral Asymmetry

Extension: B - Cerebral Asymmetry

Extension: C - Cerebral Asymmetry

Extension: A - Variations in Cerebral Asymmetry

Extension: C - Variations in Cerebral Asymmetry

Extension: A - The Occipital Lobes

Extension: B - The Occipital Lobes

Extension: C - The Occipital Lobes

Extension: A - The Parietal Lobes

Extension: B - The Parietal Lobes

Extension: C - The Parietal Lobes

Extension: A - The Temporal Lobes

Extension: B - The Temporal Lobes

Extension: C - The Temporal Lobes

Extension: A - The Frontal Lobes

Extension: B - The Frontal Lobes

Extension: C - The Frontal Lobes

Extension: A - Cortical Networks and Disconnection Syndromes

Extension: B - Cortical Networks and Disconnection Syndromes

Extension: C - Cortical Networks and Disconnection Syndromes

Extension: A - Learning and Memory

Extension: B - Learning and Memory

Extension: C - Learning and Memory

Extension: A - Language

Extension: B - Language

Extension: C - Language

Extension: A - Emotion and the Social Brain

Extension: B - Emotion and the Social Brain

Extension: C - Emotion and the Social Brain