Selegiline ameliorates symptoms of parkinsonism through a unique mechanism,namely inhibiting:
A) the conversion of levodopa to dopamine.
B) COMT,an enzyme involved in the degradation of dopamine.
C) the reuptake of dopamine into the presynaptic terminal.
D) the breakdown of dopamine by MAO-B.
Correct Answer:
Verified
Q25: The enzyme dopa decarboxylase:
A)inhibits the conversion of
Q26: _ is the mainstay of therapy for
Q27: Undesirable side effects are minimized by combining
Q28: Traditional drug treatments for parkinsonism target the
Q29: The enzyme _ converts dopa into
Q31: Carbidopa works by inhibiting the breakdown of
Q32: Tolcapone and entacapone,the two main COMT-inhibitory drugs:
A)inhibit
Q33: A major limitation of present-day,long-term drug therapy
Q34: MAO-A is associated with _ neurons; MAO-B
Q35: The amount of levodopa that crosses the
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