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Anesthesia
Anesthesia Board Review
| Question | Answer |
|---|---|
| During administration of a local anethetic, if the needle touched anything other than the injection site it should be: | discarded and replaced |
| Epinephrine is added to local anesthetic solutions to: | decrease the rate of diffusion and absorption from the injection site |
| Which of the following teeth would the dentist usually anesthetize by block-type injection prior to cavity preparation? | mand. molars |
| A pt. states " I am allergic to Novocaine". When questioned further he describes his experience as "shortness of breath, palpitations, cold perspiration and fainting for a few moments". From this information the pt. is: | apprehensive about recieving dental care |
| Local anesthetic produce their primary effects by: | blocking nerve conduction |
| A vasoconstrictor, such as epinephrine, is included in the solution of a local anesthetic because it will: | delay absorption from the site of injections |
| The functional and structural unit of the nervous system is the: | neuron |
| Hematomas are most likely to occur with which of the following injections? | Posterior superior alveolar |
| Following administration of a local anesthetic agent, the patient displays irregular breathing, muscle rigidity, uncontrolled body movement and pallor. Bllod pressure reading remains stable. The patient is most likely experiencing: | hyperventilation |
| Disadvatages of using a tetracain-containing aerosol spray include: | Inhalation of the anesthetic |
| What are the signs a patient would demonstrate if a local anesthetic containing epinephrine was mistakenly injected into a blood vessel? | Blood pressure increases |
| Which of the following does NOT justify the use of epinephrine in local anesthetic solution? | It blocks nerve impulses in sensory fibers |
| Topical anesthetic agents are most effective when applied to: | non-keratinized soft tissue |
| Patient reactions to local anesthetic agents are most frequently due to the: | Psychogenic factors |
| If a paitent is sensitive to procaine, he is most likely to be sensitive to: | Chloroprocaine |
| Another name for Mepivacaine hydrochloride is: | Carbocaine |
| Most local anesthetics hve a vasoconstrictor that combines in their formula. Which one has epinephrine in the concentration of 1:100,000? | Lidocaine |
| Which of the following is a derivative of benzoic acid? | Procaine |
| A local anesthetic is: | Weak base poorly soluble in water |
| Decreased pH in the tissues of an abcess make complete local anesthesia difficult due to: | impairment of the liveration of anesthetic base |
| Local anesthetics penetrate the myelin sheath. True or False | False |
| You would expect greater absorption of the anesthetic solution from: | Intravascular injection |
| True or Fasle: To help prevent systemic complications during local anesthetic, topical anesthetic should be applied befor giving the injections. | True |
| Mepivacaine is what type of an anesthetic? | amide |
| What is the vasoconstrictor found with Mepivacaine? | Levonordefrin |
| The vasoconstrictor in Lidocaine is what concentration? | 1:100,000 |
| Lidocaine is what type of name? | A generic name |
| What is the concentration of Mepivacaine that uses a vasoconstrictor? | 2% |
| You should not administer any local anesthetic unless you have what immediately abailable? | Hemostat to grab the needle if it should break. Emergency kit which should contain Benadryl for allergies, Oxygen, smelling salts for syncope, Valium in case of a seizue form overdose. |
| One possible contraindication in using a cartridge of anesthetic is with someone who is allergic to restaurant salads, Why? | Sodium Bisulfites |
| Draw and label six parts of the syringe and needle that we use in clinic. | Thumb ring, Finger grip, barrel, piston rod (plunger), harpoon, thredded hub |
| The lower the gauge numbers the larger the lumen size of the needle. True or Fase | True |
| What is the proper order of injections techniques: 1. apply topical antiseptic 2. apply topical anesthetic 3. dry the tissue 4. re-dry the tissue 5. locate your landmarks | 5, 3, 2, 4, 1 |
| What is the proper order of preparing armamentarium: 1. insert the cartridge 2. engage the harpoon 3. attach the needle | 1, 2, 3 |
| How many ML's of solution does a cartridge hold? | 1.8 ml |
| There are other important items in the local anesthetic armamentarium besides the syringe, needle, and cartridge. What are they? | Topical, disposal box, needle holder |
| What is the blood pressure above which you should NOT perform ANY dental treatment on a patient? | 140/90-160/100 |
| True or False, Dr. Malamed does NOT think highly of hygienist administering local anesthetic? | False |
Created by:
daisenmurray
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