Is the McGaugh and Cahill study reliable?
Results of the study showed that participants who were tested within 15 years of graduation were about 90% accurate in identifying names and faces. After 48 years they were accurate 80% for identifying names and 70% in identifying faces.
What was the role of the beta blocker in McGaugh & Cahill 1995 study?
The above procedure was repeated but this time participants in Group 2 were injected with a beta blocker called propanolol that interfere with adrenaline to prevent the activation of the amygdala which prevents the formation of memory.
What is meant by a beta blocker?
Listen to pronunciation. (BAY-tuh-BLAH-ker) A type of drug that blocks the action of substances, such as adrenaline, on nerve cells and causes blood vessels to relax and dilate (widen). This allows blood to flow more easily and lowers blood pressure and the heart rate.
What stimulates the amygdala?
Fearful stimuli including fearful faces, fear inducing images, and fear conditioned cues, have been found to activate amygdala in several brain imaging studies using positron emission tomography (PET) and functional magnetic resonance imaging (fMRI) [3–5].
Is Neisser and Harsch a case study?
The study was a case study. The strength of this method is that it was both longitudinal and prospective. There was also method triangulation – both questionnaires and interviews were used. The study has high ecological validity.
What was the aim of Brown and Kulik study?
The seminal FBM article is that of Brown and Kulik 1977, which described a questionnaire study in which participants were asked to report the circumstances in which they first learned of surprising, consequential public events, such as the iconic example of the assassination of John F. Kennedy.
Who should not use beta-blockers?
There are some conditions in which beta blockers are not recommended. This includes uncontrolled heart failure, hypotension (low blood pressure), certain problems with the rhythm of your heart, or bradycardia (a very slow heart beat).
Is the amygdala responsible for love?
Shaped like an almond, the amygdala is responsible for multiple emotional responses, like love, fear, anger and sexual desire.