LA

Question 1

What size is the blue cap needle?

Answer 1

2.5cm

Question 2

What size is the yellow cap needle?

Answer 2

3.5cm

Question 3

what are the dental aesthetics that are available on LDI?

Answer 3

Lidocaine

Prilocaine

Articaine

Mepivicaine

Question 4

Which dental aesthetics that are available on LDI contain adrenaline?

Answer 4

Lidocaine

Articaine

Question 5

What effect does adrenaline in LA have?

Answer 5

Constricts the veins to keep the adrenaline local to the area so it can be slowly released.

This allows the patient to stay numb for longer

Gets into the blood stream, the patient can feel like their heart is beating faster and slightly light headed and anxious

Question 6

Which LAs do not contain adrenaline and what do they contain instead?

Answer 6

Prilocaine contains Felypressin

Mepivicaine - no adrenaline

Question 7

How does LA that doesnt contain adrenaline work?

Answer 7

Doesnt constrict the blood vessels, so it doesnt last as long as LA that contains adrenaline

Question 8

What do we do when we have entered the injection site but not yet administered LA?

Answer 8

Aspirate to ensure we are not in a blood vessel

Question 9

What does 1 cartridge of Lidocaine contain?

Answer 9

Hydrochloride 2%

1 Cartridge is 2.2ml

44mg lidocaine

27.5 ug of adrenaline (1:80,000)

(1ml Cartridge is 20mg lidocaine and 12.5 ug of adrenaline)

Question 10

What is the maximum dose of lidocaine for a healthy 70 kg adult?

Answer 10

4 cartridges containing 2.2ml

Question 11

What is the dose of lidocaine that you do not exceed?

Answer 11

4.4 mg/kg

absolute dose of 200mg of lidocaine

200ug of adrenaline

Question 12

For children over the age of 4 what is the average dose of lidocaine?

Answer 12

20 - 30mg lidocaine

Question 13

How is a childs lidocaine calculated?

Answer 13

Child weight (KG) X 1.33

Question 14

How long does lidocaine last?

Answer 14

1.5 to 2.5 hours

Question 15

What is the contraindications with lidocaine and pregnancy?

Answer 15

Crosses the placenta but not harmful

present in milk but too small to be harmful

Question 16

Which patients should be we be precautious around with lidocaine?

Answer 16

Liver Problems

Heart problems

High blood pressure

Cardiac disease

diabetes

Question 17

What is the maximum dose of articaine in adults?

Answer 17

4 cartridges of 1.7ml

Question 18

What is in 1 cartridge of articaine?

Answer 18

68mg articaine

17ug adrenaline

Question 19

What is in in 1ml of articaine?

Answer 19

40mg articaine

10ug adrenaline

Question 20

What is the maximum dose for children over 4 years old?

Answer 20

7mg/kg

Question 21

Do we use articaine on pregnant women?

Answer 21

No, do not use it

Question 22

Which has the longest lasting duration?

Articaine

Lidocaine

Prilocaine

Mepivicaine

Answer 22

Articaine

Question 23

Which patients should we be extra careful with when administering articaine?

Answer 23

Patients with Lung disorder, sever asthma, Liver, kidney, thyroid problems

Diabetes, glaucoma

epilepsy

Question 24

What are the contraindications when administering articaine?

Answer 24

Patients with heart problems, blood disorders, bruise easily

taking antidepressants

Question 25

What is the main ingredient in articaine?

Answer 25

Espestesin

Question 26

What does prilocaine containe?

Answer 26

hydrochloride 3% Felypressin 0.03 IU/ml

Question 27

What is in 1 cartridge of Prilocaine?

Answer 27

66mg prilocaine 1.188 ug felypressin

Question 28

What is in 1ml of prilocaine?

Answer 28

30mg prilocaine 0.54ug felypressin

Question 29

What is the indication for using prilocaine?

Answer 29

When adrenaline must be avoided

Question 30

What is the maximum dose of prilocaine for adults?

Answer 30

5 cartridges of 2.2ml Do not exceed 9mg/kg

Question 31

What can felypressin cause?

Answer 31

Coronary vasoconstriction when used at high doses

Question 32

What is the duration of prilocaine?

Answer 32

1.5 to 2.5 hours

Question 33

What does 1 cartridge of mepivicaine contain?

Answer 33

66mg of mepivicaine

Question 34

What does 1ml of mepivicaine contain?

Answer 34

30mg mepivicaine

Question 35

What is the indication for using mepivicaine?

Answer 35

When a patient cant have a vasoconstrictor Patietns with severe hypertension or unstable cardiac rhythm

Question 36

What is the maximum dose of mepivicaine?

Answer 36

4.5 cartridges of 2.2ml Do not exceed 4.4mg/kg

Question 37

What is the maximum dose of mepivicaine in children over 4 years old?

Answer 37

0.75mg/kg

Question 38

How long does mepivicaine last?

Answer 38

30 minutes

Question 39

What are the contraindications when pregnant or breastfeeding?

Answer 39

Use with caution

Question 40

What are the precautions?

Answer 40

Use with care in patients with heart or liver or kidney problems