Anesthesia and Pain Control in Dentistry
Exam Answer Key
Course Introduction
This course offers a comprehensive overview of anesthesia and pain management techniques specific to dental practice. Students will learn the principles of pharmacology, dosage calculations, indications, contraindications, and administration methods for local and general anesthetics. The course covers patient assessment, management of medical emergencies related to anesthesia, behavioral pain control methods, and the use of sedation in dental procedures. Emphasis is placed on ensuring patient safety, minimizing discomfort during dental treatments, and understanding the legal and ethical considerations associated with anesthesia and pain control in dentistry.
Recommended Textbook
Local Anesthesia for the Dental Hygienist 1st Edition by Demetra D. Logothetis
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15 Chapters
509 Verified Questions
509 Flashcards
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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) The neurologic experience of pain is referred to as what?
A) Pain control
B) Pain threshold
C) Pain perception
D) Pain reaction
Answer: C
Q2) Causes more allergic reactions
A)ester (E)
B)amide (A)
C)inhalation drug (I)
Answer: B
Q3) The personal interpretation and response to the pain message is called what?
A) Pain
B) Pain control
C) Pain threshold
D) Pain reaction
Answer: D
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Page 3
Chapter 2: Neurophysiology
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) 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
Q2) What do local anesthetic drugs inhibit in order to prevent nerve cell stimulation?
A) Sodium influx
B) Potassium influx
C) Chloride excretion
D) All of the above
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 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
Q2) Based on Sam's physical symptoms,what should you consider?
A) Sam is extremely relaxed and his blood pressure medication is working.
B) Sam is extremely stressed.
C) Sam may be experiencing a mild overdose to the anesthetic.
D) Sam may be experiencing a cardiovascular crisis.
Answer: D
Q3) Local anesthetics affect the CNS and CVS after biotransformation.
A)True
B)False
Answer: False
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5
Chapter 4: Pharmacology of Vasoconstrictors
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) How long do adverse effects of vasoconstrictors last in the body?
A) 1 to 3 minutes
B) 5 to 10 minutes
C) 5 to 10 hours
D) Up to 48 hours
Q2) The number of 1:200,000 epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment is______.
Q3) A comparison of levonordefrin and epinephrine reveals that hemostasis is less effective with the vasoconstrictor epinephrine.
A)True
B)False
Q4) You have administered 2% lidocaine,1:50,000 mg/ml epinephrine to a healthy patient.The patient experiences restlessness,nausea,and begins to hyperventilate.What should you suspect?
A) Central nervous system stimulation
B) Overdose of epinephrine
C) Metabolic rise in blood sugar
D) All of the above
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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 amide anesthetic agent that has the highest dissociation constant and explain what this high dissociation constant means.
Q2) Inflamed tissue experiences an increase in vascularity,slowing the onset of anesthetic action and decreasing the duration of anesthetic action; however,in healthy tissues the onset of action and the duration of action are more predictable.
A)True
B)False
Q3) Which of the following statements best describes levonordefrin?
A) Levonordefrin is a vasoconstrictor added to mepivacaine.
B) Levonordefrin is a vasodilator added to mepivacaine.
C) Levonordefrin is an amide local anesthetic.
D) Levonordefrin is an ester local anesthetic that is not used in dentistry today.
Q4) Name the local anesthetic that has the shortest half-life and the lowest risk for systemic toxicity.
Q5) Which two local anesthetic agents have the least vasodilating properties?
Q6) Sodium chloride is a buffer creating an injectable solution that is isotonic. A)True B)False
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Chapter 6: Topical Anesthetic Agents
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) What is the name of a common ketone topical anesthetic?
A) Lidocaine
B) Dyclonine hydrochloride
C) Tetracaine hydrochloride
D) Benzocaine
Q2) While at room temperature,Oraqix is in gel form in the cartridge.It will liquidate as it reaches body temperature in the periodontal pocket.
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.
Q3) Although topical anesthetics are generally regarded as safe,if used improperly they can produce adverse reactions that are fatal.
A)True
B)False
Q4) The published maximum dosage recommendation for the topical anesthetic benzocaine is 200 mg.
A)True
B)False
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Chapter 7: Preanesthetic Assessment
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) For which of the following conditions are prophylaxis antibiotics recommended?
A) Patients who have had joint replacements within the past 2 years
B) Patients with history of previous prosthetic joint infection
C) Joint replacement patients who are immunocompromised
D) All of the above
Q2) The body's response to fear provokes symptoms that could include:
A) Irritability
B) Muscular tension
C) Increase blood pressure
D) All of the above
Q3) What is the standard prophylaxis for an adult not allergic to amoxicillin?
A) 500 mg orally 1 hour prior to dental procedures
B) 600 mg orally 1 hour prior to dental procedures
C) 600 mg within 30 minutes prior to dental procedures
D) 2 g orally 1 hour prior to dental procedures
Q4) Vasoconstrictors are an absolute contraindication for a patient with uncontrolled diabetes.
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 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.
Q2) What does the MRD depend on?
A) The patient's weight
B) The patient's health
C) Whether the anesthetic contains a vasoconstrictor or not
D) All of the above
Q3) Which of the following is the first step in calculating the additional dose of a different drug?
A) Calculate how many milligrams of drug #1 have already been administered.
B) Calculate MRD of drug #2.
C) Review patient's history to determine appropriateness of new drug.
D) Consult with dentist and/or physician.
Q4) 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 Verified Questions
41 Flashcards
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Sample Questions
Q1) What is one disadvantage of using a smaller syringe?
A) It is not comfortable or versatile enough to fit everyone in the dental office.
B) A small portion of the anesthetic remains in the cartridge and is not usable.
C) The cost of having multiple size syringes is prohibitive.
D) The patients notice a difference in comfort levels.
Q2) Which of the following is likely to increase the incident of needle breakage?
A) Bending the needle
B) Changing the direction of the insertion of the needle
C) Forcing the needle against resistance
D) All of the above
Q3) 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
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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) Maxillary central incisors,lateral incisors,and canines
A)Anterior superior alveolar nerve
B)Middle superior alveolar nerve
C)Posterior superior alveolar nerve
D)Greater palatine nerve
E)Nasopalatine nerve
F)Lingual nerve
G)Mental nerve
H)Incisive nerve
Q2) Which nerve travels through the mandibular canal,exits the mandibular foramen,and innervates the mandibular teeth?
A) Lingual nerve
B) Mandibular nerve
C) Inferior alveolar nerve
D) Anterior alveolar nerve
Q3) What is the name of the largest contributor to the maxillary nerve trunk?
A) Infraorbital nerve
B) Ophthalmic nerve
C) Second division of the trigeminal nerve
D) Third division of the trigeminal nerve
Page 12
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Chapter 11: Basic Injection Techniques
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) The incidence of occupational exposures is reduced for the experienced clinician.
A)True
B)False
Q2) Why should the clinician avoid administering local anesthetics to both the mandibular right and left quadrants during a single treatment?
A) To prevent the patient from self-mutilating his/her mouth
B) To prevent toxicity due to the administration of too much local anesthetics
C) To prevent the inability of the patient to control his/her mandible
D) All of the above
Q3) What is the correct dental term for the presence of a clear air bubble,or no return after definite movement backward of the rubber stopper?
A) Positive aspiration
B) Negative aspiration
C) Aspiration
D) All of the above
Q4) Name the four anesthetic administration techniques.
Q5) List the specific local anesthetic information that should be included in the chart documentation.
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Chapter 12: Maxillary Nerve Anesthesia
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) Pulpal anesthesia of the mesiobuccal root of the maxillary first molar in 28% 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
Q2) Lateral to the incisive papilla
A)Anterior superior alveolar injection
B)Middle superior alveolar injection
C)Posterior superior alveolar injection
D)Infraorbital
E)Nasopalatine
F)Greater palatine
Q3) What technique is best when administering the AMSA block?
A) Disposable syringe
B) Nonaspirating syringe
C) Computer-controlled delivery device
D) Topical anesthetic and aspirating syringe
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Chapter 13: Mandibular Nerve Anesthesia
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35 Verified Questions
35 Flashcards
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Sample Questions
Q1) 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.
Q2) When administering the Gow-Gates block,initially the vertical location for the injection is just inferior to the mesiolingual cusp of the maxillary second molar; the needle is then placed distal to the maxillary second molar.
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.
Q3) 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.
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15
Chapter 14: Local Anesthetic Complications
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) On reviewing the dental patient's health history and dental history,what would be a best practice to in dealing with information that could adversely affect dental treatment?
A) Tell the supervising dentist.
B) Record the conditions in red as a medical alert on the patient's medical history.
C) Document in the chart notes that you checked the patient's health history.
D) Refer patient to a specialist.
Q2) The preanesthetic patient assessment is the most important measure the dental hygienist can complete to prevent an allergic reaction.Patients who report they are susceptible to asthma,hay fever,and allergies to foods have an increased potential to develop an allergic response to medications.
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.
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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33 Verified Questions
33 Flashcards
Source URL: https://quizplus.com/quiz/32137
Sample Questions
Q1) The dental hygienist should report only gross negligence by a health care provider to the responsible authorities.
A)True
B)False
Q2) How long does the qualified health care provider have to provide the employer with a written report?
A) 10 days
B) 15 days
C) 1 month
D) As long as necessary
Q3) Whatever the situation may be,malpractice may be determined if the contractual obligations are not met by the dental hygienist.A dental hygienist may commit a negligent act during the administration of local anesthetics by causing paresthesia.
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.
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