________ Data Are Gathered Over Time, and Allow Researchers to Track

question 8

Multiple Choice

________ data are gathered over time, and allow researchers to track and compare at two or more points.

• A)Calibration
• B)Era
• C)Informational
• D)Longitudinal

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Definitions:

Multiple Sclerosis

A disorder in which myelin is replaced by hard, fibrous tissue that impedes neural transmission.

Myelin

A fatty substance that surrounds nerve fibers, providing insulation and enhancing the transmission speed of neural signals.

Neural Transmission

The process by which nerve cells (neurons) communicate with each other or with muscles, involving the release and reception of chemical or electrical signals.

Cerebrum

The large mass of the forebrain, which consists of two hemispheres.