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Cortical Areas - More difficult
Cortical Areas
31
Physiology
Graduate
03/05/2012

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Term
Primary Sensory Cortex
Definition
Discriminates between intensities and qualities of incoming sensory information
Term
Sensory Association Cortex
Definition
Performs more complex analysis of incoming sensation
Term
Association Cortex
Definition
Controls behavior, interprets sensation, processes emotions and memories
Term
Motor Planning Area
Definition
Organizes and plans movements
Term
Primary Motor Cortex
Definition
Projects to motor neurons in cord to produce movement
Term
Primary Sensory Area:
Somatosensory (3,1,2)
Definition
discriminates shape, texture, or size of objects
Term
Primary Sensory Area:
Auditory (41)
Definition
conscious discrimination of loudness and pitch of sounds
Term
Primary Sensory Area:
Visual (17)
Definition
distinguish intensity of light, shape, size, location of objects
Term
Primary Sensory Area:
Vestibular (40)
Definition
discriminates among head positions and head movement
Term
Sensory Association Area:
Somatosensory (5,7)
Definition
stereognosis and memory of the tactile and spatial environment
Term
Sensory Association Area:
Visual (18-21)
Definition
analysis of motion, color; control of visual fixation
Term
Sensory Association Area:
Auditory (22,42)
Definition
classification of sounds
Term
Primary Motor Area (4)
Definition
control of voluntary movement (this is a simplification)
Term
Motor Planning Area:
Supplementary motor area
Definition
initiation of movement
Term
Motor Planning Area:
Premotor cortex (6)
Definition
anticipatory postural adjustments ("postural sets")
>>by control of trunk & girdle mm; NOT feedback
Term
Motor Planning Area:
Broca's (44)
Definition
motor programming and grammatical aspects of speech (usually L hemisphere)
Term
Motor Planning Area:
Broca's analogue in nondominant cortex (44)
Definition
planning nonverbal communication
Term
Association Cortex:
Prefrontal
Definition
goal-oriented behavior (motivation)
Term
Association Cortex:
Parietotemporal
Definition
sensory integration
Term
Association Cortex:
Limbic
Definition
emotion
Term
Motor Planning Area:
Supplementary motor area
Definition
orientation of head and eyes
Term
Motor Planning Area:
Supplementary motor area
Definition
planning bimanual and sequential movements
Term
Motor Planning Area:
Supplementary motor area
Definition
"set activity"
Term
Association Cortex:
Prefrontal
Definition
planning how to accomplish the goal (choosing action)
Term
Association Cortex:
Prefrontal
Definition
monitoring execution of the plan
Term
Association Cortex:
Prefrontal
Definition
short term motor memory (therefore in learning)
Term
Association Cortex:
Parietotemporal
Definition
problem solving
Term
Association Cortex:
Parietotemporal
Definition
understanding language
Term
Association Cortex:
Parietotemporal
Definition
spatial relationships
Term
Association Cortex:
Limbic
Definition
motivation
Term
Association Cortex:
Limbic
Definition
conversion of short term to long term memory (requires intact medial temporal lobe)
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