Question 1

Which of the following local anesthesia nerve blocks is usually NOT used bilaterally due to possible complications associated with swallowing and speech?

Accepted Answer

A)   Incisive nerve block
B)   Inferior alveolar nerve block
C)   Posterior superior alveolar nerve block
D)   Greater palatine nerve block B

Question 2

A restoration will be placed on the distal surface of the maxillary first premolar. Which of the following local anesthetic nerve blocks MUST be administered?

Accepted Answer

A)   Anterior superior alveolar nerve block
B)   Middle superior alveolar nerve block
C)   Nasopalatine nerve block
D)   Inferior alveolar nerve block B

Question 3

When administering the inferior alveolar local anesthetic nerve block, it is important to contact bone because this will decrease the risk of depositing a local anesthetic agent into the parotid salivary gland.

Accepted Answer

A)   Both the statement and the reason are correct and related.
B)   Both the statement and the reason are correct but 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 NOR the reason is correct. A

Question 4

Which of the following local anesthesia nerve blocks can be used during cosmetic procedures because, after procedures are completed, the clinician can immediately and accurately access the patient's smile line?

Accepted Answer

A)   Anterior superior alveolar nerve block
B)   Posterior superior alveolar nerve block
C)   Anterior middle superior alveolar nerve block
D)   Middle superior alveolar nerve block

Question 5

From the following list of descriptions, select those that can be COMMONLY used when describing paresthesia and its progression.

Accepted Answer

A)   Abnormal area sensation
B)   Burning or prickling
C)   Can occur after local anesthesia
D)   Can occur with infections
E)   Can occur with nonsurgical procedures

Question 6

Only one injection is necessary when anesthetizing BOTH the right and left maxillary anterior palatal gingival tissue. Pressure anesthesia during the nasopalatine local anesthetic nerve block is NOT helpful with patient comfort.

Accepted Answer

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.

Question 7

From the following list of landmarks, select those which are noted when administering the posterior superior alveolar nerve block by dental professionals.

Accepted Answer

A)   Mucobuccal fold
B)   Coronoid notch
C)   Maxillary first molar
D)   Maxillary tuberosity

Question 8

As a result of a bicycle accident, a patient has suffered trauma to the upper lip and maxillary central incisors. Which of the following local anesthetic blocks may be used when treating the injured tissue?

Accepted Answer

A)   Anterior superior alveolar, infraorbital, and incisive nerve blocks
B)   Anterior superior alveolar, infraorbital, and nasopalatine nerve blocks
C)   Anterior superior alveolar, middle superior alveolar, and greater palatine nerve blocks
D)   Infraorbital, greater palatine, and Gow-Gates mandibular nerve blocks

Question 9

Which of the following local anesthetic nerve blocks uses the apex of the maxillary canine for a landmark during administration?

Accepted Answer

A)   Infraorbital nerve block
B)   Anterior superior alveolar nerve block
C)   Middle superior alveolar nerve block
D)   Posterior superior alveolar nerve block

Question 10

From the following list of landmarks, select those which are noted by dental professionals when administering the inferior alveolar nerve block by dental professionals.

Accepted Answer

A)   Occlusal plane
B)   Maxillary tuberosity
C)   Pterygomandibular fold
D)   Coronoid notch
E)   Mandibular notch

Question 11

Less variation exists in the anatomy of the maxillae and palatine bones and associated nerves with respect to local anesthetic landmarks as compared with similar mandibular structures, making the maxillary injections less routine, and usually with the need for any troubleshooting of failure cases.

Accepted Answer

A)   Both the statement and the reason are correct and related.
B)   Both the statement and the reason are correct but 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 NOR the reason is correct.

Question 12

When administering a local anesthetic agent to a patient's teeth and their related dental structures, which three bones of the head and neck contain the landmarks essential for proper injection technique?

Accepted Answer

A)   Maxillae, mandible, and temporal bones
B)   Maxillae, mandible, and zygomatic bones
C)   Maxillae, mandible, and palatine bones
D)   Maxillae, mandible, and sphenoid bones

Question 13

From the following list of descriptions, select those that are factors involved in maxillary nerve anesthesia.

Accepted Answer

A)   Thinner facial surface bone over teeth
B)   Less variation exists in anatomy
C)   More variation exists in anatomy
D)   Thicker facial surface bone over teeth

Question 14

Which of the following local anesthetic nerve blocks MAINLY uses an extraoral landmark on the face when locating the injection site?

Accepted Answer

A)   Inferior alveolar nerve block
B)   Infraorbital nerve block
C)   Posterior superior alveolar nerve block
D)   Mental nerve block

Question 15

Which of the following angulations of the needle MUST be followed during the administration of the posterior superior local anesthetic nerve block?

Accepted Answer

A)   Superiorly at 45 degrees and medially at 90 degrees to the occlusal plane
B)   Superiorly at 90 degrees and medially at 45 degrees to the occlusal plane
C)   Superiorly at 45 degrees and medially parallel to the occlusal plane
D)   Superiorly at 45 degrees and medially at 45 degrees to the occlusal plane

Question 16

A 9-year-old child is having a restoration placed on the occlusal surface of the mandibular left first molar. Which of the following heights of the inferior alveolar local anesthetic nerve block sites should be followed during the pain control procedure?

Accepted Answer

A)   Only 6 to 10 mm superior to the occlusal plane of the mandibular molars
B)   Slightly inferior to the occlusal plane of the mandibular molars
C)   At the same height as the occlusal plane of the mandibular molars
D)   More than 10 mm superior to the occlusal plane of the mandibular molars

Question 17

Which of the following local anesthetic nerve blocks can be involved in the spread of infection to the cavernous sinus?

Accepted Answer

A)   Anterior superior alveolar nerve block
B)   Inferior alveolar nerve block
C)   Posterior superior alveolar nerve block
D)   Infraorbital nerve block

Question 18

Which of the following ligaments can act as a barrier to the inferior alveolar nerve block if mandibular bone is NOT contacted during the injection?

Accepted Answer

A)   Sphenomandibular ligament
B)   Temporomandibular ligament
C)   Stylomandibular ligament
D)   Anterior cruciate ligament

Question 19

The dental professional MUST know the location of certain adjacent soft tissue structures, such as major blood vessels and glandular tissue, so as to make sure to allow for injecting these structures.

Accepted Answer