Shared Flashcard Set

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Bales
Cerebral Cortex
35
Medical
Professional
05/02/2010

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Cards

Term
Left (Dominant) Temporal Lobe lesion can result in?
Definition
Fluent aphasia (Wernicke's) 
Term
Prosopagnosia is loss of ____ and occurs in the ______ lobe.
Definition
facial recognition in the posterior temporal lobe.
Term
Analysis of color, movement, and texture occur in the ________ lobe.
Definition
occipital lobe
Term
A seizure passing through the motor homunculus is called ______
Definition
Jacksonian March
Term
Apraxia results from a lesion in the _________.
Definition
Frontal lobe (inability to perform voluntary motor act without paralysis - premotor/supplementary motor association cortices)
Term
Destructive lesion to the frontal eye field results in horizontal gaze deviation to isilateral side or contralateral side?
Definition
Ipsilateral side
Term

An irritative lesion or seizure to the frontal eye field results in horizontal gaze deviation to isilateral side or contralateral side?

Definition
contralateral side
Term
Lesions of the inferior right parietal lobe results in ______.
Definition
asteriognosis
Term
Agraphia, acalculia, finger agnosia, and inability to read aloud are effects of a lesion to the _______, also referred as _____ syndrome
Definition
Left inferior parietal lobe lesion, aka Gerstman's syndrome
Term
Left hemineglect can result from lesions to the _____ lobe
Definition
Right superior parietal lobe
Term
simultaneous loss of anatomically unrelated higher functions often occurs in which diseases?
Definition
dementia, ms, or toxicity
Term

Bilateral, Left, or Right hemispheres?

Speech production (Broca)

Definition
Left (Dominant)
Term

Bilateral, Left, or Right hemispheres?

Face recognition

Definition
Right (mute)
Term

Bilateral, Left, or Right hemispheres?

Primary sensory cortex

Definition
Bilateral
Term

Bilateral, Left, or Right hemispheres?

Musical abilities

Definition
Right (mute)
Term

Bilateral, Left, or Right hemispheres?

Mathematics and calculation

Definition
Left (Dominant)
Term

Bilateral, Left, or Right hemispheres?

Hand motor skills (writing)

Definition
Left (Dominant)
Term

Bilateral, Left, or Right hemispheres?

Face Recognition

Definition
Right (Mute)
Term
A major source of acetylcholine neurons to the cortex is the _____
Definition
Basal nucleus of Meynert
Term
Largest pyramidal cells are the ____ of layer V in the ________ cortex
Definition
betz cells in primary motor cortex (UMNs of corticospinal tract)
Term
Layer 2 of the cortex is mostly _____
Definition
small interneurons
Term
Which layer has the most terminations of cortical association fibers (intrahemispheric) and significant callosal (interhemispheric) input
Definition
Layer 3
Term
What layer is the main termination layer for specific thalamocortical fibers?
Definition
Layer 4 (mostly small interneurons - granular)
Term
The outer band of Baillarger is located in which layer?
Definition
Layer 4  (band is huge in primary visual cortex)
Term
Main output layer for corticothalamic fibers is which layer?
Definition
Layer 6 - small pyramidal and fusiform neurons
Term
Giant Betz cells of layer 5 are output to where?
Definition
Most subcortical targets (corticostriate, corticorubral, corticopontine, corticobulbar, corticospinal)
Term
Layer 4 is called ____?
Definition
Internal Granular layer
Term
External Pyramidal layer is which layer of the cortex?
Definition
3
Term
Layer 1 consists of mostly...
Definition
Dendrites and axons (molecular layer)
Term
layer 6 is ----
Definition
multiform layer (corticothalamic fibers)
Term
[image]
Definition
Basal nucleus of Weynert
Term
[image]

Which area of the cortex is this band very visible
Definition
Primary visual cortex (BA 17) - "stripe of genari" "striate cortex"
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