Carolynn's Identical Twin Sons Are Participating in a Research Study

question 16

Multiple Choice

Carolynn's identical twin sons are participating in a research study that includes MRI scans.The MRI findings will most likely indicate that

• A) the areas in their brains associated with verbal intelligence are very different.
• B) the areas in their brains associated with spatial intelligence are very different.
• C) they have very similar gray-matter volume.
• D) they have very different gray-matter volume.

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Definitions:

Sensory Information

Data obtained through the senses such as sight, hearing, smell, taste, and touch, which is processed by the brain to understand the environment.

Relay Station

A facility that receives, amplifies, and retransmits signals to extend communications reach or broadcast range.

Peripheral Nervous System

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord.

Voluntary Muscles

Muscles that are under conscious control, allowing movements such as walking, talking, and writing.