(MN) – 2026 UPDATED EXAM GUIDE QUESTIONS & VERIFIED
ANSWERS | 100% PASS A+ STUDY GUIDE
What Potent Drug Used For Pain Control Was Derived From Opium?
A. Lidocaine
B. Novocaine
C. Morphine
D. Codeine
ANS: C- Morphine
What Drug Did Horace Wells First Introduce Into Dentistry For Pain Control?
A. Nitrous Oxide
B. Local Anesthetics
C. Topical Anesthetics
D. Morphine
ANS: A- Nitrous Oxide
All Of The Following Are Reasons Why Procaine Was Not As Desirable As Lidocaine For Pain
Control
Except One. Which One Is The Exception?
A. Difficult To Produce The Desired Anesthetic Result
B. It Causes Allergic Reactions
C. It Was Not As Potent
D. It Was Addictive
, ANS: A
Injectable Amides Are Recommended Over Esters Because There Is:
A. Less Risk Of Allergic Reactions
B. Increased Potency
C. Decreased Mechanism Of Action
D. Both A And B
ANS: B. Increased Potency
What Is The Most Popular Local Anesthetic Used In The U.S. Today?
A. Procaine
B. Novocaine
C. Epinephrine
D. Lidocaine
ANS: D. Lidocaine
What Is The Definition Of Pain Threshold?
A. A Neurologic Experience Of Pain Related To The Process Of Receiving Pain Stimuli And
Transmission Of This Pain To The Brain That Differs Little Among Individuals
B. The Point At Which A Sensation Starts To Be Painful And Discomfort Results
C. Personal Interpretation And Response To The Pain Message That Is Highly Variable Among
Individuals
D. The Sensation Of Discomfort That The Patient Feels, Ranging From Mild To Severe