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“IT’S AMAZING TO THINK THAT THE BODY FEEDSTHE BRAIN SUGAR AND AMINO ACIDS, AND WHATCOMES OUT ISPOETRY & PIROUETTES.”ROBERT COLLLINS1Biological Foundationsof BehaviorDeveloped by Amira Sims
Biological Foundations of Behavior2The Nervous SystemCNS (central nervous system)PNS (peripheral nervous system)NeuronsParts and function of neuronsNeurotransmittersDeveloped by Amira Sims
Biological Foundations of Behavior3Structures of the brain and their functionsHow the brain and NS are studiedLevels of Organization in the BrainThe Cerebral CortexDeveloped by Amira Sims
The Nervous System4Thenervous systemis the body’s electrochemicalcommunication circuitry, made up of billions of neuronsCharacteristics of the nervous system:(1) complexity(2) integration(3) adaptability(4)plasticity(5) electrochemical transmissionDeveloped by Amira Sims
Division of the Nervous System5Developed by Amira Sims
The Central Nervous SystemBrain.3lb organ that is believed by many to be theessence of lifeProtected by skull.Spinal cord.A collection of neurons and supportive tissuerunning from the base of the brain down thecenter of the backProtected by spinal column.6Developed by Amira Sims
Central Nervous SystemBrain and spinal cordMore than 99% of all nervecells in our body are locatedin the CNSThe spinal cord is aninformation highwayconnecting the PNS to thebrain7Developed by Amira Sims
The Peripheral Nervous System8Somatic NSConsists of sensorynerves, whose functionis to convey informationto the skin and musclesto the CNS and motornerves, whose functionis to tell muscles what todoAka skeletal nsVoluntaryAutonomic NS

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Amira Sims

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