Choose the Group Containing the Most Reactive Nonmetals

question 45

Multiple Choice

Choose the group containing the most reactive nonmetals.

• A) Group 3A
• B) Group 1A
• C) Group 5A
• D) Group 8A
• E) Group 7A

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Definitions:

Oligodendrocytes

Glial cells in the central nervous system that produce myelin, a substance that insulates nerve fibers to increase the speed at which impulses are conducted.

CNS Cavities

Hollow spaces within the central nervous system, including ventricles in the brain, filled with cerebrospinal fluid.

Astrocytes

Astrocytes are star-shaped glial cells in the brain and spinal cord involved in providing support and nutrition to nerve cells, maintaining the blood-brain barrier, and repairing the brain and spinal cord following traumatic injuries.

Microglia

Specialized immune cells found in the brain and spinal cord, involved in the maintenance of nerve cells and the response to injury or disease.