CH_05_II_ - CONSCIOUSNESS DrugInducedState s...

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    C O N S C I O U S N E S S C O N S C I O U S N E S S
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    D r u g – I n d u c e d  S t a t e  D r u g – I n d u c e d  S t a t e  s s
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    Neurons need a delicate chemical balance to  function  Capillaries contain  blood-brain barrier synaptic transmission
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    How Drugs Facilitate Synaptic Transmission: Agonist:   increases activity of neurotransmitter   enhance neuron’s ability to synthesize, store or release  neurotransmitters make it more difficult for neurotransmitters to be  deactivated, by inhibiting reuptake
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    How Drugs Inhibit Synaptic Transmission Antagonist:   inhibits/decreases action of  neurotransmitter reduce neuron’s ability to synthesize, store, or release  neurotransmitters prevent neurotransmitter from binding with postsynaptic  neuron, by fitting into and blocking receptor sites 
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    Tolerance:  decreasing responsitivity to a drug   Compensatory responses: 
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CH_05_II_ - CONSCIOUSNESS DrugInducedState s...

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