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what is the cerebellum?
- 1.forms the bulk of the brain
- 2.center of sensory and motor activity as well as conscious activity
what is the cerebrum used for?
- a)memory storage
- b)sense of judgement
why is the surface area of the cerebrum rolled and folded?
more surface area=more neurons
what is the surface layer of the cerebral cortex?
2-4mm thick of gray matter
what is the cerebral cortex?
- 1.millions of neuron cell bodies->arranged 6 cell bodies deep
- 2.neurons responsible for all verebral activity
what are the 3 areas that the cerebral cortex are divided into based on activity?
- 1.sensory area
- 2.motor area.
- 3.association area
what are sensory areas?
pinpoints source of stimulus and identifies sensation
what is the motor area?
involves the pyramidal cells that initiates motor impulses
what are association areas?
- have elaborate functions
- 1.analyze data
- 2.store memories
- 3.critical thinking
what are silent areas?
analyzing data,etc. not sending out instructions
what is 3/4th of the cerebral cortex?
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