CNS 709 Part II: Use Book and Notes 35 points
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MULTIPLE CHOICE (.5 points each) 1. In your drawing from part 1, a synaptic cleft is a. a physical gap across which neurotransmitters diffuse b. the transmitting element of a neuron c. the receiving element of a neuron d. a membrane-bound package of neurotransmitter molecules 2. A specialized chemical messenger that carries information from one neuron to another at the synapse is good definition of a. monoamine oxidase b. acetylcholinesterase c. a receptor molecule d. a neurotransmitter molecule 3. In your drawing in part I, the antidepressant sertraline would likely a. Act as a 5-HT antagonist b. Facilitate reuptake of NE c. Inhibit the extra-cellular transporter molecule d. Inhibit the extra-cellular enzyme 4. The key mechanism of action in all families of benzodiazepines is a. GABA antagonism b. NE agonism c. GABA agonism d. DA antagonism