Research Follow the evidence…. How to look at the brain Brain structure –CT –MRI Brain activity –PET –fMRI.

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Presentation transcript:

Research Follow the evidence…

How to look at the brain Brain structure –CT –MRI Brain activity –PET –fMRI

Computerized Axial Tomography (CT or CAT Scan) Notes Figure 1.9 Computerized axial tomography (CT) Klein/Thorne: Biological Psychology © 2007 by Worth Publishers

Magnetic Resonance Imaging (MRI) Notes Figure 1.10 Magnetic resonance imaging (MRI) Klein/Thorne: Biological Psychology © 2007 by Worth Publishers

Positron Emission Tomography (PET) Notes Figure 1.13 PET scans Klein/Thorne: Biological Psychology © 2007 by Worth Publishers

Functional MRI (fMRI) Notes

Psychophysiology

Examples of applications in psychophysiology Cardiovascular system –(Electrocardiogram; ECG/EKG) Heart rate Heart rhythm –Blood pressure Immune system –How well immune cells are produced –How efficiently immune cells kill germs Muscle tension (Electromyogram; EMG) –Facial muscles Stomach (Electrogastrogram, EGG) –Rate of digestion: related to anxiety Skin conductance –Sweating

Figure 1.11 An electroencephalograph Klein/Thorne: Biological Psychology © 2007 by Worth Publishers Figure 1.18 Research on a human subject Klein/Thorne: Biological Psychology © 2007 by Worth Publishers