Tag Archives: neuropsychology australia

Terms used in Neuropsychology

13 Jul

acquired alexia-
 
loss of reading ability in a previously literate person

agnosia-
 
loss of ability to recognize objects, persons, sounds, shapes, or smells in spite of intact…

allocentric neglect-
 
consistent processing errors on one side of individual stimuli (either right or left) ….

amnesia-
 
General term for loss of memory.

angular gyrus-
 
a region of cortex on the temporal/parietal border roughly equivalent to Brodmann’s area 39….

anomia-
 
inability to name objects or items

anosognosia-
 
A condition in which a person who suffers impairment following brain damage seems unaware of the neurological deficits (lacking insight)..

anterior cingulate-
 
A midline frontal

Antegrade amnesia-
 
a form of memory loss where new events are not stored in long-term memory

Aphasia-
 
deficit in the production and/or comprehension of language

Apraxia-
 
the inability to carry out certain motor acts on instruction without evident loss of muscle…

Arborial structure-
 
the branching pattern of neuronal dendrites

Arcuate fasciculus-
 
fibre bundle connecting Broca’s and Wernicke’s areas in the brain

Astereognosis-
 
an agnosic condition in which objects cannot be recognized by touch alone.

axon-
 
long, thin projection from a neuron that carries electrical impulses from the cell body

Brainstem-
 
the lower part of the brain, adjoining and structurally continuous with the spinal cord

Brodmann area-
 
a region of the cortex defined on the basis of cytoarchitecture

Cerebellum-
 
a region at the basis of the brain that is important in sensory and motor functions

Cerebral cortex-
 
the outer surface of the brain which has, in higher mammals, a creased and bumpy….

Conduction aphasia-
 
aphasia in which the principal deficit is an inability to repeat spoken word

Diaschisis-
 
sudden loss of function in a region of the brain connected to, but at a distance from, a damaged…

Disconnection-
 
the general term for a group of disorders thought to be caused by damage to a pathway between.

Divergence-
 
in the nervous system, the principle that because axons may branch many times, a single..

Egocentric neglect-
 
consistent errors to one side of the viewer (right or left)

Epilepsy-
 
the term for a group of neurological disorders characterized by synchronized by excessive neuronal…

Equipotentiality-
 
the term associated with Lashley, broadly meaning that any region of cortex can assume responsibility…

Excito-toxicity-
 
the process causing neuronal death

Fluent aphasia-
 
another name for Wernicke’s aphasia. Language is fluent but nonsensical

Gyri-
 
elongated bumps (convexities) in the cortex (singular: gyrus)

Hemiparesis-
 
partial or complete loss of movement in one side of the body

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