Brain Scans
MRI
magnetic resonance imaging, shows brain structure
survey
info gathered through individuals' responses to prompts
ethical guidelines
(name one)
cognitive
focus on thoughts,our cognition
Operational Definition
specifically describing procedures
CT
"CAT" Computerized Tomography, xray of soft tissue for info abt structure
case study
focuses on one specific "case" or situation, can be group or individual
correlation
similarity found in results
biological
"the mind is what the brain does"
independent variable
IV - manipulated by experiment
PET
Positron Emission tomography, radioactive glucose shows where activity is in the brain
experiment
designed tests in controlled settings
expo-factor
type of research done after an occurence (ex. developed alzheimer's)
sociocultural
relating to family, religion, neighborhood, culture, o society
dependent variable
DV- changes based on IDV, this is how you see results
fMRI
funcional MRI, overlays activity on structure like combo of PET and MRI
naturalistic
watching interactions/actions in a natural setting, can also be lab observation
longitudinal
same participants studied at various ages to determine age related changes
humanistic
focus on how all people are unique, special, and have free will
confounding variable
extraneous factor that could affect DV
EEG
electroencephalogram, measures electrical waves
meta analysis
combining findings from multiple studies to reach an overall conclusion
cross sectional
participants of various ages compared at one point in time to determine age related differences
name 2 earliest approaches
structuralism (how brain is built) and functionalism (how brain works)
double blind
neither participants nor researcher know whether participant receives real (experimental) or placebo