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OCPM - Neurobiology - Test 2
Test 2 - Cortical Function
61
Biology
Graduate
03/19/2009

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Cards

Term
Four general areas of the Cerebral Cortex?
Definition
"Sensory, Motor, Unimodal Association Cortex and Multimodal Association cortex"
Term
The Cerebral Cortex is critical to our ability to what?
Definition
"Communicate, Reason to Extrapolate future events from past, Make complex long term plans and Imagine and Create things that have never existed."
Term
How many functional regions are in the Frontal Lobe? What are they?
Definition
"6. Precentral Gyrus, Premotor Cortex, Supplemental Motor Cortex, Frontal Eyelids, Prefrontal Cortex and Broca's Motor Speech Area."
Term
How many funtional regions are in the Parietal Lobe? What are they?
Definition
"3. Postcentral Lobe, Sensory Association Cortex and Supramarginal Gyrus."
Term
How many functional regions are in the Occipital Lobe? What are they?
Definition
"3. Primary Visual Cortex, Visual Association Cortex and Angular Gyrus"
Term
How many functional regions are in the Temporal Lobe? What are they?
Definition
"5. Primary Auditory Cortex, Auditory Association Cortex, Wernicke's Receptive Speech Area, Gusatory Cortex Area and Insula"
Term
Broadman's Area for Precentral Gyrus?
Definition
4
Term
Lesion of Precentral Gyrus?
Definition
Upper Motor Neuron affects
Term
Broadman's Area for Premotor Cortex?
Definition
6
Term
What is the purpose of the Precentral Gyrus?
Definition
Motor initiation Primary Motor Cortex
Term
What is the purpose of the Premotorl Gyrus?
Definition
"Prepare for movement, patterns and routines, visual cues."
Term
Broadman's Area for Supplemental Motor Cortex?
Definition
6
Term
Purpose of Supplemental Motor Cortex?
Definition
Motor planning
Term
Lesion on Supplemental Motor Cortex?
Definition
Akinesia or Apraxia
Term
Broadman's Area for Frontal Eyelids?
Definition
8
Term
Fx of Frontal Eyelids?
Definition
Conjugate voluntary movemnet of eyes with out direct visual input
Term
Lesion of Frontal Eyelids?
Definition
Cause double vision or blurred vision
Term
Akinesia?
Definition
Loss of movement
Term
Apraxia?
Definition
Inability to carry out a movement on command
Term
Broadman's Area for Prefrontal Cortex?
Definition
9 though 12
Term
Fx of Prefrontal Cortex?
Definition
"Abstract thinking, decision making, Anticipation and or Deja Vu or Reincarnation."
Term
Lesion of Prefrontal Cortex?
Definition
"Inappropriate social behavior, loss of initative"
Term
Broadman's Area for Broca's Motor Speech Area?
Definition
44 and 45
Term
Fx of Broca's Motor Speech Area?
Definition
Motor Speech Area
Term
Lesion of Broca's Motor Speech Area?
Definition
Expressive Aphasia (stuttering etc)
Term
Broadman's Area for Postcentral Lobe?
Definition
"3,2,1" ? Is it (3,1,2)?
Term
Fx of Postcentral Lobe?
Definition
"Primary Sensory Cortex 3-Slowly adapting (pain, temp), 2-Articular Receptors (Ability of using sensation in order to speak), 1-Rapidly Adapting (Touch, Pressure)"
Term
Modality?
Definition
A type of activity whether sensory or motor.
Term
Lesions of Postcentral Lobe?
Definition
Parasthesia or Anesthesia
Term
Parasthesia?
Definition
Abnormal Sensation
Term
Anesthesia?
Definition
Loss of Sensation
Term
Broadman's Area for Sensory Association Cortex?
Definition
"5,7"
Term
Fx of Sensory Association Cortex?
Definition
"Multimodal, Steroagnosis"
Term
Lesions of Sensory Association Cortex?
Definition
"Astereoagnosia, Asatagnosia, Dominant Side Lesions or Contralateral Hemineglect"
Term
Astereoagnosia
Definition
Don't know shapes
Term
Contralateral (Unilateral) Hemineglect?
Definition
"Can contribute to apraxia, lose contact with one side of your environment."
Term
Broadman's Area for Supramarginal Gyrus?
Definition
40
Term
Fx of Supramarginal Gyrus?
Definition
"Multimodal, Interrelates somatosensory, auditory, and visual input."
Term
Lesions of Supramarginal Gyrus?
Definition
Apraxia
Term
Apraxia?
Definition
"Inappropriate motor response. Ideomotor-Classic, inability to move on command. Ideational-Sensory, inability to formulate movement in a sequence, like in Alzheimer's and Dementia. Facial-Inability to perform facial movement on command."
Term
Broadman's Area for Primary Visual Cortex?
Definition
17
Term
Lesion of Primary Visual Cortex?
Definition
Blindness
Term
Broadman's Area for Visual Association Cortex?
Definition
"18,19"
Term
Fx of Visual Association Cortex?
Definition
Things that we have seen that we commit to memory.
Term
Lesion of Visual Association Cortex?
Definition
"Visual hallucinations, Prosopagnosia (loss of a familliar face)"
Term
Broadman's Area for Angular Gyrus?
Definition
39
Term
Fx of Angular Gyrus?
Definition
Expression of language via visual and auditory stimuli
Term
Lesion of Angular Gyrus?
Definition
"Alexia, Agraphia, Gerstman's Syndrome and Finger Agnosia"
Term
Alexia?
Definition
Inability to read
Term
Agraphia?
Definition
Inability to write
Term
Gerstman's Syndrome?
Definition
Right and left confusion
Term
Finger Agnosia?
Definition
"Loss of recognition of which finger is where- Inability to do calculations, Impairment of writing skills."
Term
Broadman's Area for Primary Auditory Cortex?
Definition
"41,42"
Term
Lesion of Primary Auditory Cortex?
Definition
Parietal Deafness
Term
Broadman's Area for Auditory Association Cortex?
Definition
22
Term
Boadman's Area for Wernicke's Receptive Speech Area?
Definition
22
Term
Lesion of Wernicke's Speech Area?
Definition
Receptive Aphasia-loss of the ability to comprehend (Speech Salad)
Term
Broadman's Area for Gusatory Cortex Area?
Definition
43
Term
Which Gyri have a Humuncular pattern?
Definition
Postcentral Gyrus and Precentral Gyrus
Term
The Postcentral Gyrus has the largest association with which structures?
Definition
"Lips and Face then tongue, teeth and jaws"
Term
The Precentral Gyrus has the largest association with which structures?
Definition
Hand and Vocalization with the mouth then the tongue.
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