lecture 3 - Biological Bases of Behavior Phrenology Franz...

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Biological Bases of Behavior Phrenology Franz Joseph Gall o Thought our skull was shaped that reflected out personality Current Techniques Clinical observation Brain damage o Lesions Lobotomy- parts of the brain is scraped away Electrical stimulation and recording o Electroencephalography- examines electro waves from the brain Neuroimaging: Localization of Function Structure o Computed tomography (CT) o MRI- accesses structure of the brain Function- o PET- o fMRI bold response- blood oxygenation level dependent, similar to MRI The Nervous System- group of nerves made up of neutons, picks up info of the environment and brings them to the brain central nervous system- info process occurs o brain o spinal cord o encased in bone Peripheral Nervous System- allows central nervous system brain to communicate with our senses o Somatic- voluntary (conscious), touch messages, motor messages to skeletal muscles
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o Autonomic- automatic (normally unconscious), messages to/from internal organs and
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lecture 3 - Biological Bases of Behavior Phrenology Franz...

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