In a Study by Pons and Colleagues, Monkeys' Arm Nerves

question 12

Multiple Choice

In a study by Pons and colleagues, monkeys' arm nerves were cut, thereby depriving the somatosensory cortex of sensory input from the arm. Several years later, when the researchers mapped the monkeys' somatosensory homunculus, they discovered that the arm region of the homunculus:

• A)had expanded.
• B)was the same size it was previously.
• C)had been taken over by the face region.
• D)had been taken over by the foot region.

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Definitions:

Voting Rights Bill

Legislation aimed at protecting or expanding the right to vote, often by removing barriers to voter registration and participation.

North

A geographical and cultural region, often referred to in the context of the division between the Northern and Southern United States before and during the Civil War.

New South

Atlanta Constitution editor Henry W. Grady’s 1886 term for the prosperous post–Civil War South he envisioned: democratic, industrial, urban, and free of nostalgia for the defeated plantation South.

Industrial Expansion

Industrial expansion denotes the widespread increase in production and distribution of goods due to advancements in technology, transportation, and communication, transforming economies and societies in the process.