Dental Anesthesia Question Bank
Course Introduction
Dental Anesthesia is a comprehensive course designed to introduce students to the principles and practices of pain management in dentistry. The course covers the pharmacology, indications, contraindications, and administration techniques of local and general anesthetic agents used in dental procedures. Students will develop knowledge of patient assessment, complications management, and legal considerations related to dental anesthesia. Emphasis is placed on safe and effective pain control, patient comfort, and the prevention and management of medical emergencies in the dental setting. Throughout the course, practical training and simulations help students gain the technical skills required for successful anesthetic delivery in various clinical scenarios.
Recommended Textbook
Local Anesthesia for the Dental Hygienist 1st Edition by Demetra D. Logothetis
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509 Verified Questions
509 Flashcards
Source URL: https://quizplus.com/study-set/1617
Page 2
Chapter 1: Local Anesthesia in Dental Hygiene Practice: an Introduction
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34 Verified Questions
34 Flashcards
Source URL: https://quizplus.com/quiz/32123
Sample Questions
Q1) Early methods of pain control included which of the following?
A) Use of opium
B) Scaring off of demons
C) Roots, berries, and seeds
D) All of the above
Answer: D
Q2) Jon presents to your dental office in pain with an abscessed tooth.Utilizing the Visual Analog Scale (VAS),Jon indicates that his pain level measures about 95 mm in length from the left hand end of the horizontal line.What is an appropriate translation of this action?
A) Jon is experiencing a significant amount of pain.
B) Jon is experiencing a moderate amount of pain.
C) Jon is uncomfortable but able to tolerate the pain.
D) None of the above because the pain scale is subjective
Answer: A
Q3) Lidocaine
A)ester (E)
B)amide (A)
C)inhalation drug (I)
Answer: B
Page 3
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Chapter 2: Neurophysiology
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Sample Questions
Q1) A local anesthetic is said to cause a loss of nociception.What does this mean?
A) A loss of pain
B) A loss of polarization
C) A loss of muscle mobility
D) A loss of cell membrane potential
Answer: A
Q2) As the action potential moves down the line,its strength decreases as it moves from one neuron to the next.The action potential in myelinated axons does not propagate as waves as in unmyelinated axons.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second statement is false.
D) The first statement is false; the second statement is true.
Answer: D
Q3) What is the layer of connective tissue that surrounds the entire nerve called?
A) Epineurium
B) Endoneurium
C) Perineurium
D) Fascicle
Answer: A
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Chapter 3: Pharmacology of Local Anesthetic Agents
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) What is the purpose of adding a vasoconstrictor to the local anesthetic?
A) To increase the rate of absorption of the anesthetic
B) To reduce the rate of absorption of the anesthetic
C) To reduce systemic toxicity
D) To increase hemostasis
Answer: B
Q2) What is another name for the elimination of the local anesthetic from the blood and tissues?
A) Tachyphylaxis
B) Dissociation constant
C) Half-life
D) Distribution barriers
Answer: C
Q3) Which organs of the body will have higher concentrations of anesthetics?
A) High vascular organs
B) Low vascular organs
C) Brain, heart, liver, kidneys, lungs
D) Some combination of the above
Answer: D
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Page 5
Chapter 4: Pharmacology of Vasoconstrictors
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33 Verified Questions
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Sample Questions
Q1) What effect does the endogenous release of epinephrine have on exogenous administration of epinephrine?
A) It may compound the effects.
B) It may counteract the effects.
C) It should have no effect.
D) Its effects are unknown.
Q2) Undesirable side effects of incorporating sympathomimetic agents such as epinephrine into local anesthetic solutions include:
A) Increased force of air exchange
B) Increased bronchi dilation
C) Increased rate and force of heart contractions
D) All of the above
Q3) Which of the following may cause an endogenous release of epinephrine?
A) An injection of epinephrine
B) Anxiety related to a divorce
C) Apprehension about a dental appointment
D) All of the above
Q4) Adrenalin comes in concentrations of 1:50,000,1:100,000,and 1:200,000.
A)True
B)False
Page 6
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Chapter 5: Local Anesthetic Agents
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) Name the local anesthetic that produces an intermediate duration when administered as a block injection.
Q2) Which two local anesthetic agents have the least vasodilating properties?
Q3) Name the local anesthetic that has the shortest half-life and the lowest risk for systemic toxicity.
Q4) Currently,no anesthetic cartridges contain methlylparaben.
A)True
B)False
Q5) Marcaine is the proprietary name for which of the following?
A) Mepivacaine
B) Bupivacaine
C) Carbocaine
D) Xylocaine, alphacaine, octocaine
Q6) What is the advantage of the thiophene ring found in articaine?
A) It stimulates bone penetration properties.
B) It allows a slower metabolism, thus decreasing the risk of systemic toxicity.
C) It gives the molecule better diffusion properties compared with lidocaine.
D) All of the above.
Q7) What is the difference between generic names and proprietary names of local anesthetics?
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Chapter 6: Topical Anesthetic Agents
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Sample Questions
Q1) Which of the following properties is an advantage of purchasing a single-dose unit of a topical anesthetic?
A) Dose manageable
B) Cost-effective
C) Less cross-contamination
D) a and c
E) All of the above
Q2) What is the main difference in the mechanism of action between topical anesthetics and injectable anesthetics?
A) Location of the blocking of nerve conduction
B) Increase of depolarization
C) Decrease of excitability threshold
D) All of the above
Q3) List common forms of topical anesthetics used in dentistry.
Q4) What is a drawback to the use of an unmetered topical anesthetic spray?
A) Cost
B) Not dose manageable
C) Cross-contamination
D) Site-specific
Q5) List the methods for delivery of topical anesthetic drugs.
Page 8
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Chapter 7: Preanesthetic Assessment
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) Patients taking beta blockers
A)Life-threatening syndrome caused by general anesthetics
B)Avoid use of vasopressors; may lead to myocardial infarction
C)Competitively inhibits PABA in microorganisms
D)Will inhibit the reuptake of vasoconstrictor
E)Frequently prescribed for the treatment of myasthenia gravis and glaucoma
F)Increases effects of epinephrine; avoid levonordefrin
G)Use esters or amides judiciously because they may increase risk of toxicity
H)Administer prilocaine or articaine because this drug reduces liver capacity to metabolize amides
I)Administer prilocaine or articaine as these drugs decrease hepatic blood flow
J)Limit amount of vasopressor because it can increase ocular pressure
Q2) Which of the following statements is the best definition of teratogenic?
A) The development of abnormal structures in an embryo
B) The death of an embryo
C) The degree of danger to a developing fetus
D) The term for the contraindication for dental treatment of a pregnant patient
Q3) Vasoconstrictors can increase a patient's blood pressure.
A)True
B)False
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Chapter 8: Determining Drug Doses
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) What is the maximum dose of levonordefrin in a healthy patient?
A) 0.2 mg
B) 1.0 mg
C) 0.04 mg
D) Epinephrine should be used instead of levonordefrin.
Q2) What is the limiting factor for anesthetic in a compromised patient?
A) Concentration of anesthetic
B) Vasoconstrictor
C) Patient's weight
D) Length of appointment
Q3) What is the formula for calculating how many milligrams of anesthetic solution were administered?
A) Subtract the MRD from the absolute MRD.
B) Multiple the percent concentration of local anesthetic agent by 10 mg.
C) Multiple the number of cartridges administered by the milligrams of anesthetic in each cartridge.
D) Multiple the milligrams of anesthetic in each cartridge by the patient's weight.
Q4) What is the formula for calculating the healthy patient's MRD in mg?
Q5) What is the formula for converting the MRD to number of cartridges?
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Chapter 9: Armamentariumsyringe Preparation
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41 Flashcards
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Sample Questions
Q1) When the anesthetic solution has expired,the pH of the anesthetic solution will decrease when the preservative sodium bisulfate is oxidized to sodium bisulfate.This can be avoided by checking the expiration date printed on the mylar label.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second statement is false.
D) The first statement is false; the second statement is true.
Q2) Since the syringe was introduced in 1921,what has been the single most important improvement in dental local anesthetic?
A) The addition of the breech-loading window for visibility
B) The addition of the aspirating harpoon
C) The elimination of the needle
D) The computer-controlled anesthetic devices
Q3) What is the weakest part of the needle?
A) The shaft
B) The hub
C) The bevel
D) The smaller gauge
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11
Chapter 10: Anatomic Considerations for the
Administration of Local Anesthesia
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36 Verified Questions
36 Flashcards
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Sample Questions
Q1) Identify the divisions of the sensory root that carries only afferent nerves to the teeth and associated tissue.
A) Ophthalmic and mandibular nerves
B) Ophthalmic and maxillary nerves
C) Mandibular and maxillary nerves
D) All of the above
Q2) Which part of the maxilla articulates with the zygomatic bone laterally,thus completing the infraorbital rim?
A) Zygomatic process
B) Frontal process
C) Palatine process
D) Alveolar processes
Q3) Which of the following could occur as a complication of the posterior superior alveolar local anesthetic block?
A) Hematoma
B) Infection of the cavernous venous sinus
C) Piercing the pterygoid plexus
D) All of the above
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Chapter 11: Basic Injection Techniques
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Sample Questions
Q1) If the blood of a positive aspiration does not completely fill the cartridge,the clinician can slightly reposition the needle and attempt a second aspiration.
A)True
B)False
Q2) Successful delivery of local anesthetic agents depends on which of the following?
A) Effective patient management
B) Safe administration of the drug
C) Patient assessment
D) All of the above
Q3) The self-sheathing anesthetic needle is an engineering design that reduces the clinician's exposures to blood and other potentially infectious material.
A)True
B)False
Q4) Nerve block anesthesia provides profound anesthesia over a larger area with fewer injections needed.
A)True
B)False
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13
Chapter 12: Maxillary Nerve Anesthesia
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) Both the right nasopalatine nerve and the left nasopalatine nerve are anesthetized by the nasopalatine block.Only one injection is needed for both sides of the palate.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second statement is false.
D) The first statement is false; the second statement is true.
Q2) Pulpal anesthesia of first and second maxillary premolars in a small percentage of the population
A)Anterior superior alveolar injection
B)Middle superior alveolar injection
C)Posterior superior alveolar injection
D)Infraorbital
E)Nasopalatine
F)Greater palatine
Q3) In which order would you administer the maxillary injections?
A) Greater palatine, PSA
B) Infraorbital, PSA
C) PSA, MSA, ASA
D) Order of anesthetic is at the discretion of the clinician
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Page 14
Chapter 13: Mandibular Nerve Anesthesia
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35 Verified Questions
35 Flashcards
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Sample Questions
Q1) What is a best practice should the anesthesia inadvertently cause a hematoma?
A) Refer the patient to his/her physician.
B) Let the patient see the bruising while discussing that it is a basic risk of anesthesia.
C) Act as if it occurs frequently and do not make a big deal about it.
D) Call your malpractice insurance company.
Q2) What injection,besides the IA block,should be considered if the clinician will be performing nonsurgical periodontal therapy on the mandibular molars?
A) Gow-Gates
B) Mental block
C) Buccal block
D) Incisive block
Q3) What is a good reason not to use distracters when administering mandibular anesthesia?
A) The clinician needs her fingers for retraction of the check.
B) Pulpal anesthesia may be blocked.
C) Movement may cause the anesthetic not to be placed at the target area.
D) All of the above.
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15
Chapter 14: Local Anesthetic Complications
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Sample Questions
Q1) What instructions should the clinician give to the patient after he receives local anesthetic and before he leaves the dental office?
A) Do not drink hot fluids'
B) Do not test anesthesia by biting the numb area.
C) Recommend warm saline rinses to decrease swelling and discomfort.
D) All of the above.
Q2) What documentation about local anesthesia should be recorded in the patient's chart?
1) Postanesthetic instructions given to patient 2. Type of drug/drugs administered 3. Doses of drug/drugs administered 4. Patient's response to anesthesia 5. Appropriate consultations or referrals
A) 1, 2, 3, 4, 5
B) 1, 2, 3
C) 2, 3, 4
D) Some other combination
Q3) List good questions to ask the patient if he/she reports an alleged allergic reaction to local anesthetic.
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Chapter 15: Legal Considerations and Risk Management
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Sample Questions
Q1) What guides the conduct of the health care professionals?
A) Ethical principles
B) State laws
C) National laws
D) Knowledge
Q2) A dental hygienist does not necessarily need to purchase his/her own liability insurance because he/she is typically covered under the umbrella of the supervising dentist's professional liability insurance.
A)True
B)False
Q3) What is the primary objective of dental hygiene care?
A) To be a part of a profession that emphasizes autonomy for the dental hygienist
B) To provide thorough and comprehensive preventive care to our patients
C) To assist patients in preventing disease and maintaining oral health
D) All of the above
Q4) The dental hygienist must follow the most current postexposure guidelines set by OSHA.
A)True
B)False
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