Deck 3: Local Anesthetic Syringecomponents and Nitrous Oxide Sedation

Question 1

Which of the following would you find in a local anesthetic syringe tray setup?

A)Anesthetic cartridge
B)Needle stick protector
C)Cotton-tipped applicators
D)All of the above

Answer 1

All of the above

Question 2

Identify the gauge that indicates the smallest diameter (thinnest) needle.

A)25 gauge
B)27 gauge
C)28 gauge
D)30 gauge

Answer 2

30 gauge

Question 3

Of the following, which must be disposed of in a sharps container?

A)Needle
B)Anesthetic cartridge
C)Disposable preloaded syringe
D)All of the above
E)Only A and C are correct.

Answer 3

All of the above

Question 4

Following the use of nitrous oxide/oxygen sedation, what must be administered to the patient before he or she can be dismissed from the dental chair?

A)Water
B)Oxygen
C)Nitrogen
D)Carbon dioxide

Question 5

What is the relationship between the thickness of the anesthetic needle and the gauge number of the needle?

A)The larger the gauge of the needle, the thicker the needle
B)The larger the gauge of the needle, the shorter the needle
C)The larger the gauge of the needle, the thinner the needle
D)The larger the gauge of the needle, the longer the needle

Question 6

What is the purpose of a scavenger system on a nitrous oxide/oxygen sedation unit?

A)Evacuate the excess gas that the patient does not breathe.
B)Monitor the patient's carbon dioxide levels.
C)To monitor the patient's oxygen levels.
D)Remove waste from the oral cavity.

Question 7

Name the part of the anesthetic cartridge into which the needle is inserted.

A)Aluminum cap with rubber diaphragm
B)Threaded tip
C)Cartridge
D)Plunger

Question 8

Identify the labeling that indicates a higher percentage of vasoconstrictor in a dental anesthetic cartridge.

A)1:50,000
B)1:75,000
C)1:100,000
D)1:150,000

Question 9

The length of a short needle used to administer a local anesthetic is inch.

A)1/2 inch
B)5/8 inch
C)1 inch
D)1 1/2 inches
E)1 5/8 inches

Question 10

Which needle length is commonly used to administer an injection of anesthetic on the maxillary arch?

A)Short needle
B)Long needle
C)3-inch needle
D)4-inch needle

Question 11

What is a Jenker?

A)Needle sheath for two-handed recapping
B)Needle sheath for one-handed recapping
C)Disposable items used in needle recapping
D)All of the above

Question 12

Identify the gauge that indicates the largest diameter (thickest) needle.

A)25 gauge
B)27 gauge
C)28 gauge
D)30 gauge

Question 13

The length of a long needle used to administer a local anesthetic is

A)1/2 inch.
B)1 inch.
C)1 1/2 inches.
D)1 5/8 inches.
E)2 1/2 inches.

Question 14

Which guidelines are considered when choosing a local anesthetic?

A)Insurance constraints
B)The patient's health history
C)The procedure being performed
D)All of the above
E)B and C only

Question 15

Which needle length is commonly used to administer an injection of anesthetic on the mandibular arch for a block injection?

A)Short needle
B)Long needle
C)3-inch needle
D)4-inch needle

Question 16

In the administration of local anesthesia, a short needle typically is used for what type of injection?

A)Infiltration
B)Block injection

Question 17

Which features make a syringe an aspirating syringe?

A)Harpoon
B)Finger grip
C)Thumb ring
D)All of the above

Question 18

In the administration of local anesthesia, a long needle typically is used for what type of injection?

A)Infiltration
B)Block injection

Question 19

Which of the following is a part of the anesthetic aspirating syringe?

A)Piston
B)Harpoon
C)Finger grip
D)All of the above

Question 20

Name the part of the anesthetic syringe that is inserted into the plunger.

A)Aluminum cap
B)Protective cap
C)Needle hub
D)Harpoon

Question 21

What device is used to monitor how much N₂O the patient receives?

A)Scavenger system
B)Flowmeter
C)Nose mask
D)N2O gauge

Question 22

Which color tank is used for nitrous oxide?

A)Red
B)Blue
C)Green
D)White

Question 23

What is an advantage of using a Wand?

A)Ergonomic
B)Computer-controlled
C)Increased tactile control
D)All of the above