1.Which of the following factors does not usually influence laterality of function in humans?
A)genetics
B)gender
C)handedness
D)height
D) height
2.When neuropsychologists refer to a function as being lateralized, they mean that the function:
D)is performed most efficiently in a lateral motion.
C) is performed most efficiently by one hemisphere of the brain
The largest functional differences are found between _____ rather than _____.
A) cerebral sites; cerebral sides
Which of the following is generally true of the left hemisphere, relative to the right hemisphere in humans?
A)It has a larger size and weight overall.
B)It has a larger Heschl's gyrus.
C)It has a smaller visible frontal operculum.
D)It has a larger planum temporale.
D)It has a larger planum temporale.
5.The most pronounced anatomical asymmetries are found in the areas associated with:
D)emotion.
B) language
The most convincing experimental design for demonstrating the localization of a particular function to a brain region is the:
A)single dissociation.
B)double dissociation.
C)double association.
D)case study.
B)double dissociation.
Following damage to the left hemisphere, the most likely outcome would be a decline in: A)mental rotation ability.
B)verbal ability.
C)pitch recognition.
D)emotional memory.
B)verbal ability.
You are an examining psychologist at a neurological clinic. After administering an IQ test, you find the main deficits are in nonverbal recall and the copying of drawings. You suspect damage to the _____.
D)left temporal lobe
A) right temporal lobe
Surgical deconnection of the two cerebral hemispheres by cutting the corpus callosum (and other commissures) is a ìlast resortî treatment for _____.
D)multiple sclerosis
C) epilepsy
A commissurotomy typically refers to the severing of the:
A)arcuate fasiculus.
B)medial forebrain bundle.
C)fornix.
D)corpus callosum.
D)corpus callosum.
If you placed a common object such as a key out of sight in the left hand of a typical commissurotomy patient, she:
D) could recognize the object by its shape, but not identify it verbally.
When viewing chimeric stimuli, the commissurotomy patients studied by Levy and coworkers tended to recognize _____.
A)both faces, as do normal subjects
B)the face flashed to the right visual field only
C)the face flashed to the left visual field only
D)neither face
C)the face flashed to the left visual field only
13.Electric stimulation of the right temporal lobe cortex of a conscious patient can _____.
D)increase the patient's IQ score
C) initiate dÈj‡ vu experiences
Studies by Milner and colleagues place the percentage of right-handed individuals with speech functions lateralized to the right hemisphere to about _____ %. A)2
B)15
C)50
D)95
A)2
If the right carotid artery is injected with an anesthetic drug, within a few seconds _____.
A)the ipsilateral arm will exhibit flaccid paralysis
B)speech will probably be interrupted
C)speech will always be interrupted
D)the contralateral arm will exhibit flaccid paralysis
D)the contralateral arm will exhibit flaccid paralysis
In intact individuals, hemispheric differences in cognitive ability can be detected by measuring:
A)differences in processing efficiency.
B)self-reports of cognitive strategies.
C)galvanic skin response.
D)differences in processing efficiency, self-reports of cognitive strategies, and galvanic skin response.
A)differences in processing efficiency
17.Visual images can be presented individually to each hemisphere using a device known as a(n):
A)oscilloscope. B)dichotoscope.
C)tachistoscope.
D)periscope.
C)tachistoscope
18.The identification of melodies shows _____ in a dichotic listening task.
D)no advantage due to either ear
C) a left-ear advantage
Which of the following tests shows a left-ear advantage?
D)vowels
C) environmental sounds
Blindfolded subjects using only the sense of touch perform better with the left hand at _____.
D)neither Braille reading nor object recognition
C) both Braille reading and object recognition
Imaging studies have shown that, contrary to expectation, activity in Broca's area does not increase during:
A) automatic speech
A task requiring a subject to analyze the configuration of multiple, simultaneously presented geometric patterns would be expected to lead to increased blood flow:
C) preferentially in the right hemisphere.
According to Kimura and others, production and analysis of rapidly occurring sequences of stimuli is believed to be a(n):
D)ability relying primarily on subcortical structures.
A) specialized function of the left hemisphere.
24.Specialization models of hemispheric function posit:
D) nonoverlapping information-processing roles for each hemisphere.
The ability of the right hemisphere to support language abilities after damage to the left hemisphere supports:
A)isolationist models.
B)supermodels.
C)specialization models.
D)interaction models.
D)interaction models.
The results of tests of lateralization of function must be interpreted with care because they:
A)can be affected by cognitive strategies.
B)are politically sensitive.
C)are qualitative, not quantitative.