CDCA Local Anesthesia Certification Evaluation Exam 2026 - Complete Questions & Verified Answers Study Guide Basic Pharmacology What is the most preferred method to recap a needle? A. Two-handed technique B. One-handed scoop technique C. Recapping with forceps D. Leaving uncapped 1. What are the two main routes of delivery for local anesthetic drugs? A. Topical and submucosal injection B. Intravenous and intramuscular C. Oral and subcutaneous D. Inhalation and transdermal 2. Of the two major groups of local anesthetics, which one is more likely to cause an allergic reaction? A. Amides B. Esters C. Both equally D. Neither 3. What compound found in esters causes allergic reactions? A. Lidocaine B. Para-aminobenzoic acid (PABA) C. Epinephrine D. Sodium bisulfite 4. What component of the local anesthetic molecule determines how lipid soluble it is? A. Lipophilic aromatic ring B. Intermediate hydrocarbon chainC. Hydrophilic amine group D. Ester linkage 5. What component of the local anesthetic molecule determines how it is metabolized and what group it is? A. Lipophilic aromatic ring B. Intermediate hydrocarbon chain C. Hydrophilic amine group D. Terminal amine 6. What component of the local anesthetic molecule determines how water soluble it is? A. Lipophilic aromatic ring B. Intermediate