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Brain Plasticity, Hemispheres, Language, and Imaging
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Brain Plasticity, Hemispheres, Language, and Imaging
Brain Plasticity, Hemispheres, Language, and Imaging
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1
Question
Which capacity allows the brain to reorganize in response to experience, learning, and environmental change?
Page 2
Answer
Brain plasticity: the capacity to reorganize and adapt throughout life.
2
Question
Which three neural changes can support adaptation and rewiring?
Page 2
Answer
Synaptic pruning, sprouting of new connections, and changes in neural pathways.
3
Question
After a stroke damages a function-related brain area, how may function sometimes return?
Page 2
Answer
Other brain areas can reorganize and compensate for the damaged region, particularly with rehabilitation and time.
4
Question
What brain changes accompany expertise in musical performance?
Page 3
Answer
Relevant brain regions and neural circuits change, becoming more connected, refined, and efficient.
5
Question
Which abilities are associated with larger, more connected brain areas in musicians?
Page 3
Answer
Motor control, auditory processing, and memory.
6
Question
Which surgical procedure disconnects the brain’s two hemispheres?
Page 4
Answer
Corpus callosotomy.
7
Question
Which condition is corpus callosotomy primarily used to treat?
Page 4
Answer
Severe epilepsy.
8
Question
How can abnormal electrical activity relate to epilepsy in the two hemispheres?
Page 4
Answer
Recurrent seizures can sometimes originate from abnormal electrical activity spreading between the hemispheres.
9
Question
In a split-brain patient, what may happen when an object is presented to the left visual field?
Page 4
Answer
The patient may have difficulty naming it verbally but can select it with the left hand.
10
Question
In a split-brain patient, what may happen when an object is presented to the right visual field?
Page 4
Answer
The patient may name it verbally but struggle to select it with the right hand.
11
Question
Which organizational principle means each brain hemisphere controls the opposite body side?
Page 5
Answer
Contralateral hemispheric organization.
12
Question
If a person raises the right hand, which motor cortex initiates the command?
Page 5
Answer
The left motor cortex.
13
Question
Which concept describes specialized functions and abilities across the hemispheres?
Page 6
Answer
Hemispheric specialization.
14
Question
In most individuals, which hemisphere primarily supports language processing?
Page 6
Answer
The left hemisphere, especially in right-handed individuals.
15
Question
Which language functions are associated with Broca’s area and Wernicke’s area, respectively?
Page 6
Answer
Broca’s area supports speech production; Wernicke’s area supports language comprehension.
16
Question
Hearing speech and immediately understanding its meaning illustrates _____?
Page 7
Answer
Linguistic processing
17
Question
Where is Broca’s area located, and what is its principal role?
Page 8
Answer
In the left frontal lobe; it supports speech production and language processing.
18
Question
How does Broca’s area contribute to grammatically correct speech?
Page 8
Answer
It supports sentence formation and coordination of the muscles involved in speech.
19
Question
Which speech pattern consists of short, fragmented phrases lacking grammatical structure?
Page 9
Answer
Telegraphic speech.
20
Question
Which language difficulty involves producing speech sounds inaccurately?
Page 9
Answer
Difficulty with articulation.
21
Question
Which language difficulty describes trouble recalling or finding words?
Page 9
Answer
Impaired naming.
22
Question
Which language disorder follows damage to Broca’s area, often after stroke or brain injury?
Page 10
Answer
Broca’s aphasia.
23
Question
How is speech commonly characterized in Broca’s aphasia?
Page 10
Answer
It may be slow and effortful, with shortened phrases or words and difficulty forming grammatical sentences.
24
Question
Which language functions are associated with Wernicke’s area?
Page 11
Answer
Comprehension of spoken and written language.
25
Question
Where is Wernicke’s area located in the brain?
Page 11
Answer
In the temporal lobe of the left hemisphere.
26
Question
Which brain damage typically causes Wernicke’s aphasia?
Page 12
Answer
Damage to Wernicke’s area in the left hemisphere, typically from stroke or brain injury.
27
Question
How does speech in Wernicke’s aphasia contrast with comprehension?
Page 12
Answer
Speech is fluent, but understanding spoken and written language is difficult.
28
Question
Which speech pattern is grammatically correct but nonsensical?
Page 12
Answer
Word salad.
29
Question
Which term describes creating new or inappropriate words?
Page 12
Answer
Neologisms.
30
Question
Which language disturbance involves substituting words?
Page 12
Answer
Paraphasia involves word substitutions that can produce jumbled sentences.