What Is the Pharmacologic Action of Entacapone,a Potent Catechol O

question 2

Multiple Choice

What is the pharmacologic action of entacapone,a potent catechol O methyl transferase (COMT) inhibitor?

• A) Slows the deterioration of dopaminergic nerve cells.
• B) Inhibits the relative excess of dopaminergic activity.
• C) Reduces the destruction of dopamine in peripheral tissues.
• D) Enhances the cholinergic symptoms of Parkinson's disease.

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Definitions:

Reflexive Response

An automatic, involuntary reaction to a stimulus, not requiring conscious thought.

Stimulus

Any event or situation that evokes a response from an organism.

Observational Learning

A process in which an individual learns new responses by observing the behavior of another (a model) rather than through direct experience; sometimes called vicarious conditioning.

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired; a response that is at first elicited by the second stimulus is eventually elicited by the first stimulus alone.