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==  Pharmacodynamics of addictive substances ==

成瘾物质的药效学

* Pharmacodynamics refers to the effect of substances on the body.
* The pharmacodynamic effects of substances take place at receptors.
* Agonists mimic the effects of neurotransmitters at receptors.
* Antagonists block the effects of neurotransmitters at receptors.
* Addictive substances can alter brain pharmacodynamics.
* Brain pharmacodynamics can be influenced by genetics.

 • 药效学是指物质对身体的影响。
 • 物质的药效学作用发生在受体处。
 • 激动剂模拟神经递质对受体的作用。
 • 拮抗剂阻断神经递质对受体的作用。
 • 成瘾物质可以改变大脑药效学。
 • 大脑药效学会受到遗传学的影响。

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