The Focus on Neuroscience Box, "The Neuroscience of Personality: Brain

question 267

Multiple Choice

The Focus on Neuroscience box, "The Neuroscience of Personality: Brain Structure and the Big Five," described anMRI study that investigated whether personality traits are associated with differences in brain structure. What was a major conclusion of this study?

• A)Preliminary findings suggest that there are biological influences on personality; however, the findings are correlational.
• B)There were no major differences in brain structure between people who differ in personality traits.
• C)Although there might be differences in brain structure patterns in people with different personality traits, these differences are too subtle to be measured with current neuroscience techniques.
• D)Extraversion is associated with greater volume in the frontal cortex, while neuroticism is associated with greater volume in the medial cortex.

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Definitions:

Contains DNA

Refers to cells or structures within organisms that hold the genetic material deoxyribonucleic acid.

Equator

The imaginary line that divides the Earth into northern and southern hemispheres.

Metaphase

A stage of cell division (mitosis and meiosis) where chromosomes align in the middle of the cell before being separated into each of the two daughter cells.

Interphase

The phase of the cell cycle in which the cell prepares for division by replicating its DNA and increasing in size, consisting of the G1, S, and G2 phases.