All of the following are the effects of diazepam EXCEPT ( )
A. muscle relaxation
B. antianxiety
C. sedation
D. hypnosis
E. anesthesia
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The neurotransmitter through which benzodiazepines exert their action is:( )
A. norepinephrine
B. epinephrine
C. gamma amino butyric acid(GABA)
D. dopamine
E. serotonin
Which one is true about the adverse effects of opioid analgesics. ( )
A. Sedation
B. Physical dependence
C. Antianxiety
D. Anti-shock
E. Immunosuppressive
All of the following reasons are L-DOPA can be used in treatment of Parkinson’s disease for EXCEPT: ( )
A. It can cross the blood brain barrier and dopamine can not
B. It is the metabolic precursor of dopamine
C. L-DOPA is rapidly metabolized to dopamine by DOPA decarboxylase
D. L-DOPA is very effective on reducing all the signs and symptoms of PD
E. dopamine is toxic
What is NOT potential target to inhibit platelet aggregation and activation? ( )
ADP receptor
B. Fibrinogen cleavage
C. Glycoprotein IIb/IIIa
D. Cyclooxygenase
E. TXA2 production
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