According to the Focus on Neuroscience Box "Boosting the Aging

question 32

Multiple Choice

According to the Focus on Neuroscience box "Boosting the Aging Brain" aerobic exercise had which of the following effects on the hippocampus in older adults?

• A) Aerobic exercise resulted in a 1.4 percent decline in hippocampal volume over a one-year period.
• B) Aerobic exercise resulted in an 80 percent increase in hippocampal volume over a one-year period.
• C) Aerobic exercise resulted in a 2 percent increase in hippocampal volume over a one-year period.
• D) Aerobic exercise improved memory but did not measurably affect the hippocampus.

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Definitions:

Service-Based Economy

An economy where the majority of growth, employment, and production is related to the provision of services rather than the manufacturing of goods.

Class Division

The separation of society into different socioeconomic levels, often leading to distinctions in lifestyle, opportunities, and privileges.

Unequal Rewards

A situation where benefits, compensation, or recognition are distributed unevenly among individuals or groups, often based on social status, gender, or race.

Electronic Cash Registers

These are devices used by retailers to calculate and record sales transactions, manage inventory, and handle cash. They have largely been replaced or augmented by more sophisticated point-of-sale systems.