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- What are the synaptic effects of glycine? a. It directly stimulates glutamate receptors. b. It facilitates the effects of glutamate. c. It directly stimulates acetylcholine receptors. d. It facilitates the effects of acetylcholine.Which of the following is associated with pain relief? a. acetylcholine c. serotonin b. glutamate d. endorphinsWhat accounts for increased cravings during cocaine abstinence?A. Increased activity of certain enzymes in the liver.B. Increased responsiveness of dopamine synapses to all types of reward.C. Increased sensitivity of glutamate synapses to cues for cocaine.D. Rapid fluctuations of heart beat.
- If given the choice of treating Parkinson’s disease pharmacologically with L-Dopa or invasively using deep brain stimulation which option would you pick and why? (When ethanol binds to glutamate receptors it operates as a receptor ______________________ and prevents cellular _________________________. A. agonist / depolarization B. antagonist / hyperpolarization C. antagonist / depolarization D. agonist / hyperpolarizationWhich statement(s) is/are true regarding the release of glutamate? (Select all that apply) Question 4 options: A) It acts by opening up Cl channels B) It can cause an EPSP in the postsynaptic membrane of a typical cortical neuron C) It can cause an EPSP in the postsynaptic membrane of a retinal neuron D) It can cause an IPSP in the postsynaptic membrane of a retinal neuron
- Which of these statements about catecholamines is false? a.They include norepinephrine, epinephrine, and dopamine. b.Their effects are increased by action of the enzyme catechol-O-methyltransferase. c.They are inactivated by monoamine oxidase. d.They are inactivated by reuptake into the presynaptic axon. e.They may stimulate the production of cyclic AMP in the postsynaptic axon.What would be the effect of benzodiazepines on someone who had no GABA?In cholinergic neurotransmission, inhibition of the choline transporter will affect the normal synthesis and release acetylcholineTRUE OR FALSE
- Which of the following is a common side effect of opioid analgesics? a) Hypertension b) Bradycardia c) Respiratory depression d) Diarrhea.Some AchE inhibitors can be used to treat the symptoms of Alzheimer's disease. ? Choose one: True FalseWhat happens to an agonist's efficacy ("maximum effect") and potency (potency) in the presence of a reversible, competitive antagonist? Select an option: a.NothingEfficacy is unchanged, power is increased b.Efficacy is decreasing, power is unchanged c.Efficacy is increasing, power is unchanged d.Efficacy is unchanged, power is decreasing