Deck 12: Extension: C - Variations in Cerebral Asymmetry

Question 1

Intrahemispheric connectivity appears to be greater in ______, and interhemispheric connectivity is greater in _________.

A) females; males
B) females; females also
C) males; females
D) males; males also

Answer 1

males; females

Question 2

Which variables have been related to the size of the corpus callosum?

A) handedness and sex
B) IQ and foot size
C) height and head circumference
D) education level and culture

Answer 2

handedness and sex

Question 3

In general, which is true of women when compared with men?

A) more left-handedness
B) larger splenium of the corpus callosum
C) larger isthmus of the corpus callosum
D) larger absolute cross-sectional area of the corpus callosum

Answer 3

larger splenium of the corpus callosum

Question 4

In the brains of chimpanzees there are:

A) humanlike asymmetries in Broca's area and the planum temporale.
B) no anatomical asymmetries.
C) only asymmetries in Broca's area.
D) only asymmetries in the planum temporale.
Answer Key

Question 5

In Japanese speakers, kanji and kana are:

A) affected equally by left-hemisphere injury.
B) unaffected by left-hemisphere injury if the person also speaks another language.
C) differentially affected, kana much more than kanji, by left-hemisphere damage.
D) differentially affected, kanji much more than kana, by left-hemisphere damage.

Question 6

Which is true for men when compared with women?

A) larger lateral frontal areas
B) greater relative amounts of gray matter
C) more densely packed neurons in the temporal lobe
D) a larger cingulate cortex area

Question 7

Environmental deprivation:

A) is not likely to have a long-lasting negative impact on the brain because of brain plasticity.
B) only negatively impacts brain size.
C) only negatively impacts cerebral organization.
D) can negatively impact both cerebral organization and brain size.

Question 8

Left - hemisphere dominance for song is:

A) characteristic of all songbirds.
B) surprisingly not characteristic of any songbirds.
C) characteristic of only some songbirds.
D) not seen in any animals because cerebral asymmetry is found only in humans.

Question 9

Evidence suggests that congenitally deaf people have:

A) typical patterns of cerebral organization.
B) atypical patterns of cerebral organization.
C) typical patterns of cerebral asymmetry.
D) atypical patterns of cerebral lateralization only if also brain-injured.

Question 10

Lateralization of functions in the two hemispheres becomes evident at ____ years of age and is substantial by _____ years of age.

A) 5; 13
B) 2; 5
C) 5; 6
D) 2; 6

Question 11

Which is true for women when compared with men?

A) larger language areas
B) larger cingulate areas
C) more neurons overall
D) larger cerebral ventricles

Question 12

According to McBurney and colleagues, women outperform men at _____.

A) mathematical reasoning
B) spatial memory
C) mental rotation
D) spatial navigation

Question 13

According to Collins and Kimura, men outperform women at _____.

A) visual recognition memory
B) computation
C) mental rotation
D) fine motor skills

Question 14

In men, compared with women, apraxia is more likely to be caused by damage to the _____ of the brain.

A) frontal left hemisphere
B) posterior left hemisphere
C) frontal right hemisphere
D) cingulate areas on both sides

Question 15

Which is true for right - handers?

A) The parietal operculum is larger in the left hemisphere.
B) The corpus callosum is larger in the cross-sectional area.
C) There is a larger blood volume in the left hemisphere.
D) The frontal lobe is wider in the left hemisphere