The Average Adolescent Listens to ____ of Popular Music Per

question 82

Multiple Choice

The average adolescent listens to ____ of popular music per day, and there are approximately ___ explicit references to substance use heard during this time.

• A) 2.4 hours; 84
• B) 1.2 hours; 22
• C) 9.5 hours; 175
• D) 14.4 hours; 275

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Definitions:

Myelin Sheath

The insulating layer around many nerve fibers, consisting of protein and fatty substances, which enables faster transmission of electrical impulses.

Axon

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

Dendrite

Dendrites are branched extensions of a neuron that receive signals from other neurons and transmit them towards the cell body.

Node of Ranvier

Gaps in the myelin sheath along the axon of neurons where action potentials are generated.