Pharmacodynamics

Pharmacodynamics ( 10 Questions)

A nurse is preparing to administer a medication that acts as an allosteric modulator.What does this mean?



Correct Answer: B

An allosteric modulator is a medication that binds to a specific receptor at a site different from the binding site for endogenous ligands.Allosteric modulators can affect receptor activity by enhancing or inhibiting the binding or activity of endogenous ligands.

a.An allosteric modulator binds to a different site from endogenous ligands,not the same site.

c.An allosteric modulator affects receptor activity indirectly by enhancing or inhibiting the binding or activity of endogenous ligands.

d.Allosteric modulation affects pharmacodynamics by altering receptor activity through indirect mechanisms.




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