Biological psychology：練習題

When a recreational drug mimics the effect of a natural neurotransmitter by binding to and activating a specific receptor, it is referred to as an:

What is a primary methodological advantage of using functional Magnetic Resonance Imaging (fMRI) compared to Positron Emission Tomography (PET) scans?

In Biological psychology, what is the specific term for the two variables that are measured in a correlational study to determine if they are associated with each other?

A researcher is investigating the relationship between the amount of sleep (in hours) and scores on a self-rated aggression scale. Which statistical test is most appropriate if the data is at the interval level?

During the process of synaptic transmission, what occurs during reuptake?

Define the term synaptic transmission in the context of the central nervous system.

Describe how a researcher might use a PET scan to investigate brain abnormalities in violent offenders, such as those studied by Raine et al. (1997).

Identify one hormone and describe its suggested role in the biological explanation of aggression.

Biological psychology often uses correlations to investigate relationships between variables.
(a) Describe what is meant by a 'negative correlation' in the context of a study looking at age and attitudes toward drug use. (2 points)
(b) State one reason why a researcher cannot conclude that one variable causes another based solely on a correlational result. (2 points)

Evaluate the use of brain-scanning techniques in biological psychology research.
(a) Compare one strength and one weakness of using Functional Magnetic Resonance Imaging (fMRI) compared to Positron Emission Tomography (PET) scans. (4 points)
(b) Briefly explain how Raine et al. (1997) used scanning technology to identify brain abnormalities in murderers. (1 point)