CRDTS TEST BANK 2026 QUESTIONS WITH
CORRECT ANSWERS GRADED A+
◉While administering the inferior alveolar, clinician contacts bone at 10
mm depth on adult pt. What should she do? Answer: Withdraw the
needle completely and redirect the syringe barrel more anterior.
◉Which of the following local anesthesia has highest risk of hematoma
after administartion?
a. PSA
b. IA
c. GG
d. Mental/incisive . Answer: a. PSA
◉You have administered 2% lidocaine 1:50k epi to a healthy patient.
The pt experiences restlessness and nausea and begins to hyperventilate.
What should you suspect? Answer: Overdose of epi
◉Which anesthetic is metabolized in the lungs and liver? Answer:
Prilocaine
,◉Which of the following can produce hematomas that cause severe
swelling and extraoral bruising as a result of nicking a blood vessel?
a. PSA
b. IA
c. GG
d. Mental/incisive . Answer: a. PSA
◉Which has the longest duration of action?
a. Prilocaine 4% 1;200k epi
b. Articaine 4% 1:00 k epi
c. Bupivicaine 0.5% 1:200 k epi
d. Articaine 4% 1:200 k epi . Answer: c. Bupivicaine 0.5% 1:200 k epi
◉Signs and symptoms of a vasoconstrictor overdose are manifested as
OR
The initial reaction to a moderate to severe overdose of LA is . Answer:
CNS stimulation
CNS excision
◉What is the best explanation as to why a pt has a lesion on their lip the
day after receiving IA block? . Answer: self injury/mutilation
, ◉During aspiration you see blood rapidly coming through the dental
cartridge. What should the next step be?
a. turn syringe 45 degrees and aspirate again
b. pull back the needle and re insert it
c. remove the needle and replace the cartridge
d. no action is needed . Answer: c. remove the needle and replace the
cartridge
◉What part of the standard syringe penetrates the rubber stopper of the
dental cartridge?
a. needle adapter
b. harpoon
c. finger grip
d. thumb ring . Answer: b. harpoon
◉Which of the following is the weakest part of a needle?
a. bevel
b. shaft
c. hub
CORRECT ANSWERS GRADED A+
◉While administering the inferior alveolar, clinician contacts bone at 10
mm depth on adult pt. What should she do? Answer: Withdraw the
needle completely and redirect the syringe barrel more anterior.
◉Which of the following local anesthesia has highest risk of hematoma
after administartion?
a. PSA
b. IA
c. GG
d. Mental/incisive . Answer: a. PSA
◉You have administered 2% lidocaine 1:50k epi to a healthy patient.
The pt experiences restlessness and nausea and begins to hyperventilate.
What should you suspect? Answer: Overdose of epi
◉Which anesthetic is metabolized in the lungs and liver? Answer:
Prilocaine
,◉Which of the following can produce hematomas that cause severe
swelling and extraoral bruising as a result of nicking a blood vessel?
a. PSA
b. IA
c. GG
d. Mental/incisive . Answer: a. PSA
◉Which has the longest duration of action?
a. Prilocaine 4% 1;200k epi
b. Articaine 4% 1:00 k epi
c. Bupivicaine 0.5% 1:200 k epi
d. Articaine 4% 1:200 k epi . Answer: c. Bupivicaine 0.5% 1:200 k epi
◉Signs and symptoms of a vasoconstrictor overdose are manifested as
OR
The initial reaction to a moderate to severe overdose of LA is . Answer:
CNS stimulation
CNS excision
◉What is the best explanation as to why a pt has a lesion on their lip the
day after receiving IA block? . Answer: self injury/mutilation
, ◉During aspiration you see blood rapidly coming through the dental
cartridge. What should the next step be?
a. turn syringe 45 degrees and aspirate again
b. pull back the needle and re insert it
c. remove the needle and replace the cartridge
d. no action is needed . Answer: c. remove the needle and replace the
cartridge
◉What part of the standard syringe penetrates the rubber stopper of the
dental cartridge?
a. needle adapter
b. harpoon
c. finger grip
d. thumb ring . Answer: b. harpoon
◉Which of the following is the weakest part of a needle?
a. bevel
b. shaft
c. hub
