LOCAL ANESTHESIA -CDCA BOARD(2024-2025) EXAM
| QUESTIONS WITH ANSWERS
If a patient has atypical plasma cholinesterase, what drug will
they have a problem metabolizing? - <,Answers>>>>Esters
The patient is experiencing difficulty breathing and goes
unconscious, what should you give them? -
<,Answers>>>>Epi Pen
When is the most important time to aspirate during injections?
- <,Answers>>>>Before deposition of anesthetic
What tissue is topical anesthetic least effective? -
<,Answers>>>>Keratinized or palatial tissue
What part of the syringe indicates it is an aspirating syringe? -
<,Answers>>>>Harpoon and thumb ring
How is the needle usually oriented? - <,Answers>>>>Bevel
towards the bone.
What is the proper and safest way to recap the needle? -
<,Answers>>>>One handed scoop method or using a needle
shield.
Local anesthetics decrease depolarization phase of the action
potential. What happens during depolarization? -
<,Answers>>>>Sodium and potassium cells are unbalanced
, LOCAL ANESTHESIA -CDCA BOARD(2024-2025) EXAM
| QUESTIONS WITH ANSWERS
What is the difference between a nerve block and local
infiltration? - <,Answers>>>>The nerve block anesthetizes an
entire region. Infiltration anesthetizes 1-2 teeth.
How much epinephrine in one cartridge of 2% Lidocaine
1:100,000? - <,Answers>>>>1. Epi 1:100,000- 1g= 1,000mg.
2. 1,000 mg/ 100,000. = 0.01mg/ml x1.8ml =0.018 mg
Why is infiltration more effective on the maxillary than on the
mandible? - <,Answers>>>>The bone is less dense on the
maxilla
Which anesthetic is not an amide? - <,Answers>>>>Procaine
(all amides have an "i" in prefix)
A bubble in the cartridge with an extruded plunger means
what? - <,Answers>>>>The solution was frozen
Where are neuron impulses first started? -
<,Answers>>>>The first node of ranvier.
Which of the following can be life threatening? -
<,Answers>>>>Allergy induced edema
| QUESTIONS WITH ANSWERS
If a patient has atypical plasma cholinesterase, what drug will
they have a problem metabolizing? - <,Answers>>>>Esters
The patient is experiencing difficulty breathing and goes
unconscious, what should you give them? -
<,Answers>>>>Epi Pen
When is the most important time to aspirate during injections?
- <,Answers>>>>Before deposition of anesthetic
What tissue is topical anesthetic least effective? -
<,Answers>>>>Keratinized or palatial tissue
What part of the syringe indicates it is an aspirating syringe? -
<,Answers>>>>Harpoon and thumb ring
How is the needle usually oriented? - <,Answers>>>>Bevel
towards the bone.
What is the proper and safest way to recap the needle? -
<,Answers>>>>One handed scoop method or using a needle
shield.
Local anesthetics decrease depolarization phase of the action
potential. What happens during depolarization? -
<,Answers>>>>Sodium and potassium cells are unbalanced
, LOCAL ANESTHESIA -CDCA BOARD(2024-2025) EXAM
| QUESTIONS WITH ANSWERS
What is the difference between a nerve block and local
infiltration? - <,Answers>>>>The nerve block anesthetizes an
entire region. Infiltration anesthetizes 1-2 teeth.
How much epinephrine in one cartridge of 2% Lidocaine
1:100,000? - <,Answers>>>>1. Epi 1:100,000- 1g= 1,000mg.
2. 1,000 mg/ 100,000. = 0.01mg/ml x1.8ml =0.018 mg
Why is infiltration more effective on the maxillary than on the
mandible? - <,Answers>>>>The bone is less dense on the
maxilla
Which anesthetic is not an amide? - <,Answers>>>>Procaine
(all amides have an "i" in prefix)
A bubble in the cartridge with an extruded plunger means
what? - <,Answers>>>>The solution was frozen
Where are neuron impulses first started? -
<,Answers>>>>The first node of ranvier.
Which of the following can be life threatening? -
<,Answers>>>>Allergy induced edema
