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The ____ Refers to the Phenomenon That IQ Scores Have

question 38

Multiple Choice

 The ____ refers to the phenomenon that IQ scores have risen sharply since the beginning of IQ testing.


Definitions:

Nodes of Ranvier

Gaps in the myelin sheath of nerve fibers that facilitate the rapid conduction of electrical impulses along the neuron.

Myelinated Neuron

A nerve cell that features a myelin sheath around its axon, enhancing the speed of electrical transmission of signals.

Action Potential

A short-lasting event in which the electrical membrane potential of a cell rapidly rises and falls, allowing neurons to transmit signals.

Depolarization

Depolarization is a process in nerve cells where the cell membrane's normal negative charge is reduced, allowing an action potential to occur and leading to the propagation of nerve signals.

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