There Is Some Recent Evidence That the Scribbling of Very

question 86

Multiple Choice

There is some recent evidence that the scribbling of very young children

• A)represents stories.
• B)represents objects.
• C)represents actions.
• D)represents emotions.

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Definitions:

Nodes of Ranvier

Gaps in the myelin sheath of nerve fibers, which facilitate rapid conduction of nerve impulses along axons by allowing the impulses to jump from one node to the next.

Myelination

The process of forming a myelin sheath around a nerve to increase the speed at which electrical impulses propagate along the nerve fiber.

Dendritic Spines

Small protrusions on dendrites of neurons that receive signals from other neurons and are key to synaptic strength and learning.

Axon Terminals

The very end of a branch of a nerve's axon, a long slender nerve fiber that conducts electrical signals to a nerve synapse.