As a Part of Their Longitudinal Study,Thomas and Chess (1956)revisited

question 230

Multiple Choice

As a part of their longitudinal study,Thomas and Chess (1956) revisited subjects years after the original classifications of temperament.Years later,Subject "A" is described as being "sometimes fearful,having problems academically,and at times,he lingers in his response to social cues." Which of the following temperament categories does Subject "A" fit?

• A)easy
• B)difficult
• C)slow-to-warm-up
• D)undifferentiated

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Definitions:

Myelin Sheath

A fatty layer that surrounds the axons of some neurons, enhancing the speed of electrical signal transmission.

Node of Ranvier

A gap in the myelin sheath of a nerve fiber that facilitates rapid conduction of nerve impulses along the axon through saltatory conduction.

Convergence

The process or phenomenon where two or more separate species evolve similar traits independently, often due to similar environmental pressures.

Divergence

The process by which two or more related species become more different over time, often due to different environments or lifestyles.