CALT Neurobiology of Reading and Dyslexia 2

Question 1

Neuroimaging research on dyslexia consistently identifies reduced activation in which brain region during reading?

Accepted Answer

The left posterior temporal-parietal region

Answer

Broca's area

Answer

The right frontal lobe

Answer

The cerebellum exclusively

Question 2

The phonological deficit hypothesis in dyslexia research refers to:

Accepted Answer

A core weakness in processing the sound structure of spoken language

Answer

A deficit in visual processing of letters

Answer

A deficit in understanding word meanings

Answer

A problem with working memory for numbers

Question 3

Research on brain plasticity and dyslexia intervention has demonstrated that:

Accepted Answer

Effective structured literacy intervention produces measurable neurological changes

Answer

The dyslexic brain cannot change with instruction

Answer

Only medication can normalize reading-related brain activity

Answer

Brain activity during reading is unrelated to instructional approach

Question 4

Magnocellular deficit theory proposes that some individuals with dyslexia have difficulty with:

Accepted Answer

Processing rapid visual and auditory temporal information

Answer

Color discrimination

Answer

Long-term memory for facts

Answer

Spatial navigation

Question 5

The heritability of dyslexia suggests that:

Accepted Answer

Genetic factors significantly contribute to the risk of developing dyslexia

Answer

Dyslexia is caused entirely by poor teaching

Answer

Dyslexia has no genetic component

Answer

Dyslexia is contagious

Question 6

The double deficit hypothesis proposed by Wolf and Bowers identifies which two core deficits?

Accepted Answer

Phonological awareness weakness and slow Rapid Automatized Naming

Answer

Poor memory and low IQ

Answer

Visual processing deficits and auditory processing disorders

Answer

Motor coordination problems and attention deficits