Psychology 3229A/B Lecture 3: 3 - Methods.docx

• School: Western University
• Department: Psychology
• Course: Psychology 3229A/B
• Professor: Scott Mac Dougall- Shackleton

Document Summary

Note: ionizing radiation can cause mutation: cost/benefit analysis based on what can be learned, slices of data, see what is happening at various parts, mri, aligning protons and electrons, then they relax. This relaxing gives you the image based on relaxation times of different substances, tissues, etc: figure 3. 6. Can detect beginnings of alzheimer"s (called mild cognitive impairment: the sulci become wider (thus, less cortex, not able to process as quickly, poor decision making etc. Must superimpose a cat scan onto the pet to see where it goes: triangulates using time and direction to locate the isotope as well as how much of it is in a particular location, figure 3. 8b. Also, want to ensure that they do not damage the language center: nociception perceiving damage. Pain is conscious experience of nociception: figure 3. 12 electroencephalogram, measures electrical activity occurring in the brain.