ch. 4 - I. Meditation- Concentration technique involves...

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Unformatted text preview: I. Meditation- Concentration technique involves focusing awareness on a visual image, your breathing, a word, or a phrase.- Opening-up techniques a present-centered awareness of the passing moment, without mental judgment. A. Effects of meditation- A state if lowered physiological arousal, including a decrease in heart rate, lowered blood pressure, and changes in brain waves.- II. Psychoactive Drugs- A drug that alters consciousness, perception, mood, and behavior.- A. Common properties of psychoactive drugs- Physical dependence a condition in which a person has physically adapted to a drug so that he or she must take the drug regularly in order to avoid withdrawal symptoms.- Drug tolerance a condition, in which increasing amounts of a physically addictive drug are needed to produce the original, desired effect.- Withdrawal symptoms unpleasant physical reactions combined with intense drug cravings, which occur when a person abstains from a drug which he or she is physically dependent.which he or she is physically dependent....
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ch. 4 - I. Meditation- Concentration technique involves...

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