When reviewing the mechanism of action of a specific drug, the nurse reads that the drug works by selective enzyme interaction. Which of these processes describes selective enzyme interaction?
a. The drug alters cell membrane permeabil-ity.
b. The drug's effectiveness within the cell walls of the target tissue is enhanced.
c. The drug is attracted to a receptor on the cell wall, preventing an enzyme from binding to that receptor.
d. The drug binds to an enzyme molecule and inhibits or enhances the enzyme's ac-tion with the normal target cell.
Question 2
When administering a new medication to a
patient, the nurse reads that it is highly protein bound. Assuming that the patient's albumin levels are normal, the nurse would expect which result, as compared to a medication that is not highly protein bound?
a. Renal excretion will be faster.
b. The drug will be metabolized quickly.
c. The duration of action of the medication will be shorter.
d. The duration of action of the medication will be longer.
NUrse
Cellular Defense Mechanism
Look-Alike and Sound-Alike Drug Names
Mechanism of action of anti-ulcer drugs.
Postulated mechanism for purple bacterial photosynthesis
An SN1 mechanism