the nervous system handout
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The Nervous System
The Nervous System
The Brain
Autonomic Nervous System
SympatheticSympathetic AreaArea ParasympathetiParasympatheticc
Pupil dilated, Dry, Pupil dilated, Dry, Far visionFar vision
EyesEyes Pupils constricted, Pupils constricted, Moists; near visionMoists; near vision
DryDry MouthMouth SalivatingSalivating
Goose bumpsGoose bumps SkinSkin No goose bumpsNo goose bumps
SweatySweaty PalmsPalms DryDry
Passages dilatedPassages dilated LungsLungs Passages Passages constrictedconstricted
Increased rateIncreased rate HeartHeart Decreased rateDecreased rate
Supply max. to Supply max. to musclesmuscles
BloodBlood Supply max to Supply max to internal organsinternal organs
Increased activityIncreased activity Adrenal GlandsAdrenal Glands StimulationStimulation
Inhibited Inhibited DigestionDigestion stimulationstimulation
Key Structures of The Brain
Brain Sites Damage to:
http://www.pbs.org/wnet/http://www.pbs.org/wnet/brain/3d/index.htmlbrain/3d/index.html
http://thebrain.mcgill.ca/http://thebrain.mcgill.ca/ http://faculty.washingtonhttp://faculty.washington
.edu/chudler/lobe.html.edu/chudler/lobe.html http://www.brainsource.chttp://www.brainsource.c
om/brain%20injury.htmom/brain%20injury.htm
http://www.medem.com/http://www.medem.com/MedLB/article_detaillb.cfMedLB/article_detaillb.cfm?article_ID=ZZZ0ZFP4m?article_ID=ZZZ0ZFP46JC&sub_cat=756JC&sub_cat=75
http://www.ipmc.cnrs.fr/http://www.ipmc.cnrs.fr/~duprat/neurophysiolog~duprat/neurophysiology/video.htmy/video.htm
ThalamusThalamus Primary visual cortexPrimary visual cortex Cerebral cortexCerebral cortex Pituitary glandPituitary gland HypothalamusHypothalamus Auditory cortexAuditory cortex CerebellumCerebellum Broca’s AreaBroca’s Area Wernicke’s AreaWernicke’s Area MedullaMedulla
Right Brain/ Left Brain Studies
LeftLeft RightRight
VerbalVerbal NonVerbalNonVerbal
LanguageLanguage Spatial Prob.Spatial Prob.
MathMath MusicMusic
WritingWriting ArtArt
LogicLogic Fantasy/creativityFantasy/creativity
The two hemispheres are The two hemispheres are specialized to process specialized to process different types of different types of cognitive taskscognitive tasks
Each hemisphere has its Each hemisphere has its own independent stream own independent stream of consciousness (Roger of consciousness (Roger Sperry)Sperry)
The two hemispheres The two hemispheres have different modes of have different modes of thinking.thinking.
People vary in the People vary in the reliance on one reliance on one hemisphere as opposed hemisphere as opposed to the other.to the other.
School should place School should place more emphasis on more emphasis on teaching the right side of teaching the right side of the brain. (Balance)the brain. (Balance)
LeftLeft RightRight
AnalyticAnalytic SyntheticSynthetic
SymbolicSymbolic ConcreteConcrete
AbstractAbstract AnalogicAnalogic
TemporalTemporal Non-temporalNon-temporal
DigitalDigital SpatialSpatial
LogicalLogical IntuitiveIntuitive
LinearLinear holisticholistic
Split Brain Sites
http://faculty.washington.edu/http://faculty.washington.edu/chudler/split.htmlchudler/split.html
http://nobelprize.org/http://nobelprize.org/educational_games/medicine/split-educational_games/medicine/split-brain/background.htmlbrain/background.html
Methods of Studying the Brain
LesioningLesioning ESB – Electrical ESB – Electrical
Stimulation of the Stimulation of the BrainBrain
Electrical RecordingsElectrical Recordings-EEG -EEG Electroencephalograph Electroencephalograph (Yeah, big friggen word!)(Yeah, big friggen word!)
Brain- Imaging ProceduresBrain- Imaging Procedures- CT- Computerized CT- Computerized
tomographytomography- Pet – Positron Emission Pet – Positron Emission
TomographyTomography- MRI- Magnetic Resonance MRI- Magnetic Resonance
ImagingImaging- InterviewInterview
http://www.pbs.org/http://www.pbs.org/wnet/brain/scanning/wnet/brain/scanning/index.htmlindex.html
http://www.med.harvhttp://www.med.harvard.edu/AANLIB/caseard.edu/AANLIB/cases/caseNA/pb9.htms/caseNA/pb9.htm
The Endocrine System
http://http://www.innerbody.comwww.innerbody.com/image/endoov.html/image/endoov.html
http://http://www.emc.maricopa.www.emc.maricopa.edu/faculty/edu/faculty/farabee/BIOBK/farabee/BIOBK/BioBookENDOCR.htBioBookENDOCR.htmlml
http://www.ama-http://www.ama-assn.org/ama/pub/assn.org/ama/pub/category/7157.htmlcategory/7157.html