LA: Chapter 14

1. One of the most common adverse reactions to the administration of a local anesthetic is systemic toxicity. It is usually a result of the administration of the LA above the patients maximum recommended dose
A. both statements and the reason is correct and related
b. both statement and the reason is correct by not related
c. the statement is correct but the reason is not
d. the statement is not correct but the reason is correct
e. neither the statement or reason is correct

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A. both the statement and the reason is correct and related

2. early signs and symptoms of CNS overdose is increased heart rate and BP
True or false

true

3. when calculating MRD for children, these doses should be calculated using
a. manufacturers MRD
b. american academy of pediatric dentist MRDs
c. estimated doses
d. estimated patients weight

B. American academy of pediatric dentist MRDs

4. when calculating the MRD for obese children, all of the following should be used except one. Which one is the exception?
a. manufacturers MRD
b. american academy of pediatric dentist MRDs
c. clarks rule
D. IBW index

C. Clarks rule

5. which of the following is an anatomical difference between children and adults?
a. the cortical plates are denser in children compared to adults
b. the roots of primary dentition are shorter
c. the roots of primary dentition are longer
d. the IA foramen is more superior in children compared to adults

B. The roots of primary dentition are shorter

6. which of the following is a successful management tool when soft tissue injury occurs from biting the lip?
a. apply ice pack on the day of injury
b. apply ice pack the next day
c. apply warm pack on the day if injury
d. ask dentist to administer antibiotics

A. apply ice pack on the day of injury

7. which of the following is an effective way to use a dental assistant during the administration of LA to a child?
a. to help stabilize the patient during the injection by gently placing their hands on top of the child's hands
b. by holding the needle cap for the clinician to easily recap the needle following the procedure
c. describing the procedure by showing the patient the syringe and needle
d. by making the patient laugh during the injection

A. To help stabilize the patient during the injection by gently placing their hands on top of the child's hands

8. why are IA blocks more successful in children compared to adults?
a. Because of the density in the bone in children
b. Because you can use a short needle when injecting children
c. Because of the location of the mandibular foramen in adults
d. Because of the location of the mandibular foramen in children

D. Because of the location of the mandibular foramen in children

9. when administering the IA blck in children, the syringe barrel in most cases should be in what relation to the mandibular occlusal plane?
a. perpendicular
b. parallel
c. 45 degree angle
d. 90 degree angle

B. parallel

10. When administering the IA block in children, the syringe barrel in most cases should usually be superior to which mandibular tooth?
a. premolar of the injection side
b. premolar on the contralateral side
c. first molar on the contralateral side
d. first molar on the injection side

C. First molar in the contralateral side