unit 3-b (a): brain monitoring tools
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Unit 3-B (A): Brain Monitoring Tools. Mr. McCormick A.P. Psychology. Do-Now (In Journal). Why is it important to learn about the brain when studying Psychology ? What roles does it play in human thought and behavior? What are some ways that neuroscientists monitor brain activity ?. - PowerPoint PPT PresentationTRANSCRIPT
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Unit 3-B (A):Unit 3-B (A):Brain Monitoring Brain Monitoring
ToolsToolsMr. McCormickMr. McCormickA.P. PsychologyA.P. Psychology
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Do-NowDo-Now(In Journal)(In Journal)
Why is it Why is it importantimportant to learn about to learn about thethe brainbrain when studying when studying PsychologyPsychology??
What What roles roles does it play in human does it play in human thought and behavior?thought and behavior?
What are some ways that What are some ways that neuroscientistsneuroscientists monitormonitor brain brain activityactivity??
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Monitoring the Brain: Monitoring the Brain: LesionsLesions
Lesion:Lesion: Tissue destructionTissue destruction Naturally or experimentally caused Naturally or experimentally caused
destruction of brain tissuedestruction of brain tissue
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Monitoring the Brain: Monitoring the Brain: LesionsLesions
How can How can lesionslesions in the in the brain brain
help help neuroscientistsneuroscientists
better better understand understand neural activityneural activity??
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Monitoring the Brain:Monitoring the Brain:Recording Electrical Recording Electrical
ActivityActivity E.E.G. (Electroencephalogram):E.E.G. (Electroencephalogram):
Amplified recording of the waves of Amplified recording of the waves of electrical activity that sweep across the electrical activity that sweep across the brains surfacebrains surface
Measured electrodes placed on the Measured electrodes placed on the scalpscalp
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Monitoring the Brain:Monitoring the Brain:Neuroimaging Neuroimaging
TechniquesTechniques C.T. (Computed Tomography) Scan:C.T. (Computed Tomography) Scan:
X-ray photos taken from different angles. combined X-ray photos taken from different angles. combined through computers into a composite representationthrough computers into a composite representation
Reveals brain damageReveals brain damage ““CAT” ScanCAT” Scan
P.E.T. (Positron Emission Tomography) P.E.T. (Positron Emission Tomography) Scan:Scan: Visual display of brain activityVisual display of brain activity Detects where a radioactive form of glucose goes Detects where a radioactive form of glucose goes
while the brain performs a given taskwhile the brain performs a given task
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Neuroimaging Neuroimaging Techniques:Techniques:P.E.T. ScanP.E.T. Scan
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Video Clip: P.E.T. ScanVideo Clip: P.E.T. Scan
How do How do neuroscientistsneuroscientists use use P.E.T. Scans P.E.T. Scans to to determine the determine the neural neural activity activity of language?of language?
What is the What is the rolerole of of radioactive glucoseradioactive glucose??
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Monitoring the Brain:Monitoring the Brain:Neuroimaging Neuroimaging
TechniquesTechniques M.R.I. (Magnetic Resonance Imaging):M.R.I. (Magnetic Resonance Imaging):
Uses magnetic fields and radio waves to Uses magnetic fields and radio waves to produce computer-generated images of soft produce computer-generated images of soft tissuetissue
Displays brain anatomyDisplays brain anatomy
f.M.R.I. (Functional M.R.I.):f.M.R.I. (Functional M.R.I.): Reveals brain activity and blood flow by Reveals brain activity and blood flow by
comparing successive M.R.I. scanscomparing successive M.R.I. scans Displays brain functionDisplays brain function
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Monitoring the Brain:Monitoring the Brain:Comparing M.R.I. ScansComparing M.R.I. Scans
MRI scan of a healthy individual (left) and a person with schizophrenia (right)
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Video Clip: f.M.R.I.Video Clip: f.M.R.I.
What is the What is the differencedifference between a between a M.R.I. M.R.I. and a and a f.M.R.I. Scanf.M.R.I. Scan??
How do How do f.M.R.I. Scans f.M.R.I. Scans display the display the functionsfunctions of the of the brain?brain?
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ReviewReview
Differentiate Differentiate between the following between the following methods of methods of measuring measuring brain activitybrain activity::
E.E.G. (Electroencephalogram)E.E.G. (Electroencephalogram)
C.T. (Computed Tomography) ScanC.T. (Computed Tomography) Scan
P.E.T. (Position Emission Tomography) P.E.T. (Position Emission Tomography) ScanScan
M.R.I. (Magnetic Resonance Imaging)M.R.I. (Magnetic Resonance Imaging)
f.M.R.I. (Functional M.R.I.)f.M.R.I. (Functional M.R.I.)
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HomeworkHomework
Unit 3-B FRQ:Unit 3-B FRQ:
Unit 3 Key People:Unit 3 Key People:
Unit 3 Project: Unit 3 Project: “3-D Brain Model”“3-D Brain Model”