Deck 20: Anesthesia and Sedation

Question 1

Premedication can be provided through which type of delivery system?

A) Inhalation
B) Oral
C) Both a and b
D) Neither a nor b

Answer 1

Both a and b

Question 2

It is commonplace in dentistry to attach the needle first to the syringe prior to placing the cartridge.

Answer 2

True

Question 3

Some dentists hire a nurse anesthetist to administer general anesthetic to their patients.

Answer 3

True

Question 4

The dental assistant is directly responsible for administering general anesthetic.

Question 5

Cartridges that have been frozen will have rust on the aluminum cap.

Question 6

Pain relievers are used to lower pain for the patient.

Question 7

The periodontal ligament injection involves inserting the needle into the apex of the tooth.

Question 8

If a patient has been premedicated, there is no need for any anesthesia.

Question 9

If manufacturers of local anesthetics want to carry the ADA Seal of Acceptance, they will need to follow a uniform color-coding of anesthetic cartridges.

Question 10

Cartridges should be immersed in 70 percent ethyl alcohol prior to use.

Question 11

When a patient is under nitrous oxide sedation, the patient is conscious.

Question 12

Conscious sedation is a very safe means for patients to be free of any pain.

Question 13

Topical anesthesia could be placed for which procedures?
1) Tooth extraction
2) Root planing
3) Periodontal probing
4) Intraoral radiographs
5) Local anesthesia administration

A) 1, 2, 3, 4, 5
B) 1, 2, 3, 4
C) 1, 2, 3, 5
D) 2, 3, 4, 5

Question 14

When a patient is premedicated, the patient ____________.

A) requires no local anesthesia
B) is unconscious
C) is relaxed before local anesthesia administration
D) none of the above

Question 15

The intrapulpal injection technique may be used when there is difficulty in securing pain control.

Question 16

Nitrous oxide and oxygen gases are used together to provide relaxation for patients to relieve apprehension during dental treatment. The pharmacological actions of nitrous oxide and oxygen occur mainly on the central nervous system.

Question 17

Which type of anesthesia produces a pain-free area?

A) Local
B) General
C) Topical
D) None of the above

Question 18

The aspirating syringe is the most common type of syringe used in dentistry.

Question 19

Which type of anesthetic makes the patient unconscious when administered?

A) Local
B) General
C) Topical
D) None of the above

Question 20

Which type of anesthesia desensitizes the mucosa for a brief period?

A) Local
B) General
C) Topical
D) None of the above

Question 21

The most common vasoconstrictor used in dentistry is ____________.

A) epinephrine
B) Valium â
C) nitrous oxide
D) lidocaine

Question 22

Topical anesthesia should be left on the mucosa for how long to be most effective?

A) 30 seconds
B) 60 seconds
C) 2 minutes
D) 5 minutes

Question 23

Which type of injection is given near the apex of the tooth?

A) Local
B) Field block or local
C) Block
D) General

Question 24

Members of the esters family of anesthetic agents include:
1) procaine
2) lidocaine
3) prilocaine
4) mepivacaine
5) propoxycaine

A) 1, 2, 3, 4, 5
B) 1, 2, 4
C) 1, 5
D) 2, 3, 4

Question 25

Being overly talkative, excited, or apprehensive could be symptoms of a(n) _________ reaction.

A) toxic
B) allergic
C) both a and b
D) none of the above

Question 26

A nerve block usually takes effect in about ________ minutes.

A) 1 to 2
B) 3 to 4
C) 4 to 5
D) 8 to 10

Question 27

Which part of the syringe engages the rubber end of the cartridge of anesthesia?

A) Barrel
B) Harpoon
C) Plunger
D) Threaded tip

Question 28

A short dental needle is ________ inch(es) long.

A) 1
B) 1.5
C) 1.875
D) 2

Question 29

Which part of the syringe holds the cartridge?

A) Barrel
B) Harpoon
C) Plunger
D) Threaded tip

Question 30

Which part of the syringe attaches to the needle?

A) Barrel
B) Harpoon
C) Plunger
D) Threaded tip

Question 31

Which type of injection is usually given for treatment in the maxillary region?

A) Local
B) Field block or local
C) Block
D) General

Question 32

Members of the amide family of anesthetic agents include:
1) procaine
2) lidocaine
3) prilocaine
4) mepivacaine
5) propoxycaine

A) 1, 2, 3, 4, 5
B) 1, 2, 4
C) 1, 5
D) 2, 3, 4

Question 33

Which type of injection is given near the main nerve trunk?

A) Local
B) Field block or local
C) Block
D) General

Question 34

A hypersensitive reaction to an anesthetic solution is known as ____________.

A) allergic
B) toxic
C) hypersensitive
D) none of the above

Question 35

If an anesthetic is of short duration, it should last for about ____________.

A) 30 minutes
B) 60 minutes
C) 90 minutes
D) 2 hours

Question 36

Paresthesia is a complication that causes the patient to ____________.

A) avoid numbness
B) lose consciousness
C) bruise at the injection site
D) experience prolonged anesthesia

Question 37

An allergic reaction can be immediate or it may take up to ____________.

A) 2 hours
B) 24 hours
C) 2 days
D) 1 week

Question 38

A vasoconstrictor will ____________.

A) constrict the blood vessels around the injection site
B) decrease the bleeding at the site
C) both a and b
D) neither a nor b

Question 39

Paresthesia may be caused by:
1) trauma to the nerve sheath during the injection
2) pressure on the nerve from hemorrhage in the area
3) too much anesthetic solution
4) injecting contaminated solution

A) 3
B) 1, 2, 3, 4
C) 1, 2, 4
D) 3, 4

Question 40

Which type of drug is added to an anesthetic solution?

A) Antibiotic
B) Analgesic
C) Vasoconstrictor
D) Vasodilators

Question 41

Intraosseous injections are placed ____________.

A) in the gingival sulcus
B) near the nerve trunk
C) in the spongy bone
D) none of the above

Question 42

For periodontal ligament injections, the solution is placed ____________.

A) in the pulp of an open tooth
B) in the spongy bone
C) near the apex of the tooth
D) in the gingival sulcus

Question 43

The intrapulpal injection is injected ____________.

A) in the pulp of an open tooth
B) in the spongy bone
C) near the apex of the tooth
D) in the gingival sulcus

Question 44

After the dental procedure is completed, the patient is given 100 percent oxygen for at least ____ minutes.

A) 2
B) 5
C) 10
D) 15

Question 45

____________ technique involves insertion of the needle into the gingival sulcus along the long axis of the tooth to be treated.

A) Periodontal ligament injection
B) Intraligamentary injection
C) Both a and b
D) None of the above

Question 46

In nitrous oxide sedation, the patient is asked to breathe ____________.

A) 100 percent nitrous oxide
B) a mix of nitrous oxide and oxygen
C) 100 percent oxygen
D) none of the above

Question 47

The internal opening of the needle is the ____________.

A) lumen
B) bevel
C) hub
D) syringe end

Question 48

Common gauges of needles used in dentistry are:
1) 23
2) 25
3) 26
4) 27
5) 30

A) 5
B) 1, 2, 3, 5
C) 2, 3, 4
D) 2, 4, 5

Question 49

Which is given to the patient first?

A) Local anesthesia
B) Nitrous oxide
C) Electric anesthesia
D) It does not matter which is first.

Question 50

A system of delivering pain-free injections that can be used for infiltration and block-type injections is ____________.

A) electronic anesthesia
B) electric anesthesia
C) computer controlled
D) none of the above

Question 51

The manufacturer places information about the anesthetic solution on the ____________.

A) glass cartridge
B) aluminum cap
C) rubber stopper
D) none of the above

Question 52

Needles are used and ____________.

A) the patient is asked to bring them back for use the next appointment
B) disposed of
C) sterilized for reuse
D) disinfected for reuse

Question 53

To ensure safe usage of nitrous oxide for dental personnel, the chairside personnel exposed to nitrous oxide should be checked ________ a year.

A) once
B) twice
C) four times
D) twelve times

Question 54

Nitrous oxide cylinders are which color?

A) Blue
B) Green
C) Black
D) None of the above

Question 55

Used needles are disposed of in (a) ____________.

A) biohazard trash container
B) sharps container
C) both a and b
D) neither a nor b

Question 56

The anesthetic cartridge (glass cylinder) includes which of the following?
1) Shank number
2) Ratio
3) Hub number
4) Brand name
5) Bevel number
6) Ratio
7) Expiration date

A) 1, 2, 3, 4
B) 1, 3, 5, 6
C) 2, 4, 6, 7
D) 2, 3, 5, 7

Question 57

The part of the needle that attaches to the aspirating syringe is the ____________.

A) lumen
B) bevel
C) hub
D) syringe end

Question 58

A long dental needle is ________ inch(es) long.

A) 1
B) 1.5
C) 1.625
D) 2

Question 59

The diaphragm on the anesthetic cartridge is made of ____________.

A) glass
B) aluminum
C) rubber
D) stainless steel

Question 60

The nitrous scavenging nasal hood has two tubes connected to it. Which portion of the mask carries away the exhaled gas to the reservoir bag and into the vacuum system?

A) Inside
B) Outside