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Neuroscience Final Exam #4/6
Neuroscience Final Exam #4/6
28
Psychology
Undergraduate 3
12/12/2012

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Term
Shakespeare’s plays vocabulary
Definition
29,066 distinct forms, incl. proper
names., est. 18,000-25,000
Term
18-month old vocabulary
Definition
~50
Term
two years old vocabulary
Definition
~300
Term
3 year old vocabulary
Definition
~1,000 (adding 3/day)
Term
16 year old vocabulary
Definition
10,000-12,000.
Term
16 year old vocabulary
Definition
10,000-12,000.
Term
college graduate vocabulary
Definition
20,000-25,000
Term
The “Mental Lexicon”, organized into a
Definition
semantic network
Term
semantic network combines (3)
Definition
semantic information, syntactic information, and knowledge about word
forms.
Term
2 areas of language in the cortex
Definition
brocas and wernickes area
Term
partial or complete loss of language following brain damage.
Definition
Aphasia
Term
Aphasia may result from..
Definition
lesions in the temporal or frontal lobe
Term
Patients show relatively good (but not normal) speech comprehension
Definition
broca's aphasia
Term
where is broca's aphasia damage located?
Definition
Generally associated with damage to the left frontal lobe, including (but
not limited to) “Broca’s area” (region just anterior of motor areas
serving speech)
Term
3 symptoms of brocas aphasia
Definition
1. spontaneously speaking "telegram-like"
2. difficulty listening comprehension
3. speech articulation problems, repeating
Term
Patients show fluent and effortless speech, superficially normal syntax.
But speech tends to be empty (filler words like “thing” etc.), meaningless,
contains errors of word choice. Patients are generally unaware of their
failure to convey ideas
Definition
wernickes aphasia
Term
localization of wernickes aphasia is where
Definition
Brodmann area 22, posterior and
superior portions of the temporal lobe; often associated with right
hemianopia
Term
what do wernickes patients clearly have problems with
Definition
comprehension in both spoken and written language
Term
naming deficit, no nouns
Definition
anomia
Term
usage of wrong
word
Definition
paraphasia
Term
over-abundance
Definition
logorrhea
Term
demonstrates the integration of auditory and visual
signals in speech perception, discovered and originally published by
McGurk and MacDonald (1976)
Definition
The McGurk effect
Term
“Putting one brain
hemisphere to sleep”, by
injection of sodium amytal
into the carotid artery
Definition
wada procedure
Term
_____hemisphere is
found to be “dominant” for
language in most (93%)
but not all subjects
Definition
left
Term
LH-dominant
Definition
Right-handed subjects:
95%
Term
RH-dominant
Definition
Left-handed subjects:
19%
Term
The human brain shows
evidence of anatomical
differences between the
two cerebral
hemispheres at all levels
of scale (3)
Definition
1. Macroanatomy
2. Cytoarchitectonics
3. Circuitry and Cells
Term
Found highly significant differences between the left and right
hemispheres in language-related areas
Definition
Geschwind and Levitsky (1968):
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