The Greatest Number of Drug-Related Deaths Each Year Results from __________

question 168

Multiple Choice

The greatest number of drug-related deaths each year results from __________.

• A) the drinking of alcohol and the smoking of tobacco
• B) overdose of licit prescription and OTC medications
• C) abuse of illicit drugs
• D) heroin and cocaine abuse

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Definitions:

Potassium Channels

Protein-based pathways located in cell membranes that allow potassium ions to flow in and out of cells, playing a critical role in maintaining the cell's electrical charge and signaling.

Sodium Channels

Protein channels in cell membranes that allow sodium ions to pass into or out of a cell, critical for generating and transmitting electrical signals in tissues like nerves and muscles.

Voltage-Activated

Referring to ion channels or processes within cells that are triggered or changed by alterations in electrical membrane potential.

Channel

Opening in a protein embedded in the cell membrane that allows the passage of ions.