Deck 11: Extension: B - Cerebral Asymmetry

Question 1

Use the following to answer questions:
For each of the tests listed, answer
understanding backward speech ___

A) if there is typically a right-ear advantage
B) if there is typically a left-ear advantage
C) if there is no ear advantage.

Answer 1

if there is typically a right-ear advantage

Question 2

Use the following to answer questions:
Over the past 100 or so years, certain individuals have made significant discoveries regarding the function of the human brain. Match the individual(s) in each question with his/her(their) respective discovery or area of study.
Norman Geschwind ___

A)planum temporale asymmetry
B)behavior of commissurotomy patients
C)brain stimulation of conscious patients
D)auditory system asymmetry

Answer 2

planum temporale asymmetry

Question 3

Use the following to answer questions:
For each of the experimental procedures, choose the correct alternative.
tachistoscopic presentations ___

A)motor system
B)visual system
C)speech production
D)somatosensory system

Answer 3

visual system

Question 4

Use the following to answer questions:
Match the researchers in each question with the appropriate type of lateralization model.
Lenneberg and Kimura ___

A)interaction model
B)preferred cognitive mode model
C)specialization model

Question 5

Use the following to answer questions:
For each of the experimental procedures, choose the correct alternative.
interference tests ___

A)motor system
B)visual system
C)speech production
D)somatosensory system

Question 6

Use the following to answer questions:
For each of the following, answer
extends farther anteriorly ___

A) if the concept refers to an asymmetry characteristic of the left hemisphere
B) if the concept refers to an asymmetry characteristic of the right hemisphere.

Question 7

Use the following to answer questions:
For each of the following, answer
doubling of Heschl's gyrus ___

A) if the concept refers to an asymmetry characteristic of the left hemisphere
B) if the concept refers to an asymmetry characteristic of the right hemisphere.

Question 8

Use the following to answer questions:
For each of the experimental procedures, choose the correct alternative.
dichaptic test ___

A)motor system
B)visual system
C)speech production
D)somatosensory system

Question 9

Use the following to answer questions:
For each of the following, answer
gentler slope of Sylvian fissure ___

A) if the concept refers to an asymmetry characteristic of the left hemisphere
B) if the concept refers to an asymmetry characteristic of the right hemisphere.

Question 10

Use the following to answer questions:
For each of the following, answer
relatively less gray matter ___

A) if the concept refers to an asymmetry characteristic of the left hemisphere
B) if the concept refers to an asymmetry characteristic of the right hemisphere.

Question 11

Use the following to answer questions:
For each of the tests listed, answer
Morse code perception ___

A) if there is typically a right-ear advantage
B) if there is typically a left-ear advantage
C) if there is no ear advantage.

Question 12

Use the following to answer questions:
For each of the tests listed, answer
rhythm perception ___

A) if there is typically a right-ear advantage
B) if there is typically a left-ear advantage
C) if there is no ear advantage.

Question 13

Use the following to answer questions:
For each of the tests listed, answer
complex pitch perception ___

A) if there is typically a right-ear advantage
B) if there is typically a left-ear advantage
C) if there is no ear advantage.

Question 14

Use the following to answer questions:
For each of the experimental procedures, choose the correct alternative.
sodium amobarbital test ___

A)motor system
B)visual system
C)speech production
D)somatosensory system

Question 15

Use the following to answer questions:
Match the researchers in each question with the appropriate type of lateralization model.
Webster and Thurber ___

A)interaction model
B)preferred cognitive mode model
C)specialization model

Question 16

Use the following to answer questions:
Over the past 100 or so years, certain individuals have made significant discoveries regarding the function of the human brain. Match the individual(s) in each question with his/her(their) respective discovery or area of study.
Roger Sperry ___

A)planum temporale asymmetry
B)behavior of commissurotomy patients
C)brain stimulation of conscious patients
D)auditory system asymmetry

Question 17

Use the following to answer questions:
Over the past 100 or so years, certain individuals have made significant discoveries regarding the function of the human brain. Match the individual(s) in each question with his/her(their) respective discovery or area of study.
Doreen Kimura ___

A)planum temporale asymmetry
B)behavior of commissurotomy patients
C)brain stimulation of conscious patients
D)auditory system asymmetry

Question 18

Use the following to answer questions:
Over the past 100 or so years, certain individuals have made significant discoveries regarding the function of the human brain. Match the individual(s) in each question with his/her(their) respective discovery or area of study.
Wilder Penfield and George Ojemann ___

A)planum temporale asymmetry
B)behavior of commissurotomy patients
C)brain stimulation of conscious patients
D)auditory system asymmetry

Question 19

Explain how cerebral functions differ more by "site" than by "side."

Question 20

Use the following to answer questions:
Match the researchers in each question with the appropriate type of lateralization model.
Kinsbourne and Moscovitch ___

A)interaction model
B)preferred cognitive mode model
C)specialization model

Question 21

Describe the dichotic - listening task and at least two stimulus categories that tend to show a right - ear advantage in in this task and two stimulus categories that tend to show a left - ear advantage in this task.

Question 22

Describe the effects of the amobarbital test administered to the left carotid artery in a right - handed patient with no history of brain damage.

Question 23

What might be the functional significance of the increased dendritic branching observed in the left hemisphere language areas relative to analogous areas in the right hemisphere?

Question 24

Why might studies of neurological patients with lesions in one of the cerebral hemisphere or with the corpus callosum bisected not be the best sources of information about lateralized functions?

Question 25

Your patient has a left temporal lobectomy as a result of an operation for cancer. On what IQ and other tests do you expect to see a deterioration in postoperative scores?

Question 26

Using an example from the text or lecture, and describe a double dissociation of function.

Question 27

What are some of the effects observed with electrical stimulation of the brain in conscious patients?

Question 28

At least eighteen anatomical differences between the two cerebral hemispheres have been reported. List five.

Question 29

Discuss how damage to Broca's area in a normal, right - handed individual could differentially affect reading aloud and singing "Happy Birthday."

Question 30

What are some of the complications facing researchers on the laterality of function?
Answer Key

Question 31

What techniques permit the study of cerebral asymmetries in neurologically intact, or normal, individuals?

Question 32

What is the basis for Robert Efron's skepticism on the usefulness of laterality research?

Question 33

What is the relationship between handedness and lateralization of speech representation?

Question 34

Why has it been so difficult for neuropsychologists to discover the functions of the right hemisphere?

Question 35

Describe the response of a commissurotomy patient to the picture of a fork flashed into the left hemisphere, and also into the right hemisphere. Assume language is localized to the left hemisphere.