MPEG-4 Files Use the Extension ____

question 46

Multiple Choice

MPEG-4 files use the extension ____.

• A) .mp4
• B) .m4v
• C) Either A or B.
• D) Neither A nor B.

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Definitions:

Node of Ranvier

Gaps in the myelin sheath of nerve fibers which facilitate the rapid conduction of nerve impulses.

Dendrites

Branched extensions of a neuron that receive signals from other neurons and convey them toward the cell body.

Axon

A long, slender projection of a nerve cell that conducts electrical impulses away from the neuron's cell body.

Glial Cell

Non-neuronal cells in the central and peripheral nervous systems that support and protect the neurons.