Researches Flashcards
What is the hindsight bias?
Thinking that “you knew it all along” cause the answer to the study makes sense.
Which one is true, birds of the feather or opposites attract?
birds of the feather
What are the participants in a research?
human volunteers who provide some sort of data
Name a few ways that psychologists use to collect data of mental processes?
observations, survey, psychological tests, interviews
What is the lesion method?
examine the damage of the brain, then the function impaired and do inference.
What hapened to Phineas Gage? What did we learn?
Explosion and tamping rod transpierced his brain, from the right jaw to the top left. He was able to walk, talk and sit within minutes. But, he had a change of personality, he was rude and mean and made bad decisions. Realized that the front lobe is part for self regulation.
What is the electrical stimulation method? Explain the procedure.
stiulating directly a part of the brain with a mild electrical currnt to activate the neurons. We observe what the participant feels, does, experience…
peel the scalp, bone-saw the skull, peel back protextive layers of the brain and touch brain with elecrodes.
Who is the first person who used the electrical simulation method? What were her symptoms before, what happened after?
Woman in the 1960s who had epilepsy seizures a lot. Everytime she was about to have a seizure, she would smell burnt toats. They did the procedure and she was cured.
How do we call the procedure in which we use electrodes placed along the surface of the scalp and record the lectrical activity in the brain?
electroencephalography
Explain the functional magnetic resonance imaging method?
Monitor blood and oxygen in the brain to see which reagions are being used. When a region is highly active, needs more blood and oxygen.
In a psychological experiment, we directly _____ something that we think may affect behaviour and then carefully _____ the outcome to see it if did have an effect.
manipulate
measure
What is the placebo effect?
people say they feel better after taking a pill they think is a drug. In fact, it is a fake one
What is the Nocebo effect?
People say they feel worse after taking something that might have secondary effects: again its fake.
What is the dependant variable?
The variable we measure.
What is an “operational definition”? Why is it necessary in some tests regarding anger, pain, and other subjective subjects?
A definition such as a scale, that is the same for everybody.
Necessary so we can come to a conclusion.