Local Anesthesia NERB Exam 2024/2025 Questions with Complete Solutions Rated A+
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Local Anesthesia NERB
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Local Anesthesia NERB
Local Anesthesia NERB Exam 2024/2025 Questions with Complete Solutions Rated A+
What nerve was damaged if the anterior 2/3 of the tongue has a loss of sensation? - Correct Answers Lingual
What type of injection would be used to achieve homeostasis? - Correct Answers Infiltration
Where are ne...
Local Anesthesia NERB Exam 2024/2025 Questions with
Complete Solutions Rated A+
What nerve was damaged if the anterior 2/3 of the tongue has a loss of sensation? - Correct Answers
Lingual
What type of injection would be used to achieve homeostasis? - Correct Answers Infiltration
Where are needles disposed? - Correct Answers Hazardous sharps
A burning feeling from an injection can be caused by what? - Correct Answers Too fast of an insertion
or the preservative.
Why would you use caution with Amides and a patient who has Cirrhosis? - Correct Answers Amides are metabolized in the liver. Cirrhosis is liver failure.
The mandibular division passes through which foramen? - Correct Answers Foramen Ovale
Treatment for hematoma? - Correct Answers Apply pressure for 2 minutes, ice the area, use a warm, moist towel 4-6 hours after, and rinse with salt water.
Primary reason for needle breakage? - Correct Answers Weakening of the dental needle by bending it before insertion. Another reason: patient movement.
How is topical anesthetic best described? - Correct Answers It is absorbed through mucosal tissue.
How far are you into tissue when you first hit bone on the IA block? - Correct Answers 1 inch.
How much epinephrine for a cardiac patient? - Correct Answers 0.04 mg
How much epinephrine for a healthy patient? - Correct Answers 0.20 mg
Foramens & nerves that enter and exit: - Correct Answers Foramen Rotundum - Maxillary nerve Foramen Ovale - Mandibular nerve
Mandibular Foramen - IA nerve
Incisive Foramen - Incisive nerve
Mental Foramen - Mental nerve
What topical anesthetic is not absorbed systemically? - Correct Answers Benzocaine
What injection would numb the lower lip? - Correct Answers Mental
What happens during depolarization? - Correct Answers Reverse polarity = sodium in & potassium out
Which type of nerve transmits impulses faster, myelinated or unmyelinated? - Correct Answers Myelinated.
How do you safely recap a needle? - Correct Answers One-handed scoop method; lay cap on tray and
scoop up the cap with the needle using one hand.
What is the role of sodium bisulfite in local anesthesia? - Correct Answers It is an antioxidant that prevents oxidation of the vasopressor by oxygen, which might be trapped in the cartridge by manufacture or diffuse through the semipermeable diaphragm after filling. It prevents biodegrading of local anesthetic action of vasodepressors in local anesthesia, increased depth and duration of anesthetic, decreases absorption of local anesthetic and vasopressor.
What would cause a dry cornea? - Correct Answers IA injection not contacting bone and going into the parotid gland, which would cause anesthesia to the facial nerve.
Why does anesthesia fail to work near an abscessed tooth? - Correct Answers Infection causes a lowered pH; an infected area is more acidic, which does not allow ionization of sodium molecules.
What would you use to manage an immediate severe allergic reaction FIRST? - Correct Answers Epinephrine
What would you use to manage a severe delayed reaction? - Correct Answers Benadryl
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