Exam 16: Language and Lateralization

Describe dichotic presentation, its underlying theoretical rationale, and the general findings that relate to the study of hemispheric lateralization.

Apraxia is

A left-ear advantage for verbal sounds can be observed in up to 50% of

Discuss recovery of function in humans who have suffered brain damage. Consider the following issues in your

PET scans of brain activation during progressively more complex language processing tasks showed _______ in Broca's area as compared to activation during simple word repetition or reading aloud.

In the Wada test, a short-acting _______ is injected into the carotid artery first on one side of the brain, then on the other.

In a dichotic presentation test, if a subject receives conflicting auditory information to both ears, the subject will repeat only the information presented to the _______ ear because information presented to this side reaches the left hemisphere speech systems before information presented to the other side does.

Consistent with the motor theory of speech perception, deaf people who use American Sign Language use _______ language-related regions of the left hemisphere as hearing people who use spoken language do.

Damage to the _______, which transmits information between Wernicke's area and Broca's area leads to _______ aphasia.

Discuss the probability that nonhuman primates are capable of learning language, citing the results of different experimental approaches, the conclusions of some researchers, and some key criticisms of these conclusions.

People with face-blindness may also suffer from additional forms of _______, such as the inability to recognize bird species.

If a picture of an object is projected onto the left visual field of a split-brain individual who is subsequently asked to select the object by touch from an array of objects (without viewing them), would you expect him to be able to identify it? What have experiments (such as this one) on split-brain individuals elucidated?

Explain the connectionist model of aphasia and compare it with the motor theory of language.

In general, a person's recovery from brain injury is greater when the injury is the result of _______.

Discuss, with research evidence, how handedness relates to brain asymmetry.

Hemispheric specialization is also known as

Mirror therapy has been shown to be useful for rehabilitation after brain injury as it

_______ is an anatomical abnormality of developmental dyslexia that is associated with excessive cortical folding in areas such as the temporoparietal junction.

Anna has been diagnosed with deep dyslexia. The most obvious symptom she has is

Develop a brief essay relating the research findings relevant to the following statement: Functional imaging studies have revealed many details of brain organization for speech and language.