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Warfarin is a common oral anticoagulant. Vitamin K is antagonistic to warfarin.

The antagonist to heparin is Vitamin K. The antagonist to warfarin is protamine sulfate.

Stimulation of the parasympathetic nervous system creates the following pharmacological effects except:

The substance in the above question is released by:

Which of the following has the best anti-inflammatory effect?

When giving an epinephrine containing local anesthetic solution care must be taken with __?__ drugs.

Which of the following are utilized to create vasoconstriction for dental injections? lidocaine epinephrine levonordefrin norepinephrine

Epinephrine is the most utilized vasoconstrictor in dentistry. Most local anesthetics utilize epinephrine in a ratio of 1:20,000.

Drug A has affinity for and binds to a receptor creating an action. Drug B has affinity for and binds to the same receptor.  Drug B’s receptor interaction prevents Drug A from binding to its receptor unless Drug A’s dose is increased.  Drug B is a(n):

List the following local anesthetics in order from shortest to longest duration of action. 2% lidocaine with 1:100,000epi 3% mepivacaine 5% bupivacaine with 1:200,000epi