Deck 14: Pain and Anxiety Control

Question 1

Patients should be informed that antianxiety agents induce:

A) tachycardia
B) hallucinations
C) drowsiness
D) loss of apatite

Answer 1

drowsiness

Question 2

Once the flow of nitrous oxide is discontinued, pure oxygen is administered for:

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

Answer 2

5 minutes

Question 3

For maximum effectiveness, topical anesthetic is applied to the:

A) moist mucosal surface
B) furthermost point of the inferior alveolar nerve
C) buccal soft tissues closest to the mandibular molars
D) dried mucosal surface at the site of injection

Answer 3

dried mucosal surface at the site of injection

Question 4

For most dental patients, pain control can be accomplished by the use of topical and _______ anesthetic.

Question 5

A loaded anesthetic syringe is transferred to the dentist:

A) just below the patient's chin
B) adjacent to the patient's mouth
C) far above the patient's forehead
D) directly over the patient's chest

Question 6

Amide local anesthetics are metabolized by the ______________.

Question 7

Nitrous oxide should never be administered:

A) for anxiety
B) for pain relief
C) for recreational purposes
D) during patient treatment

Question 8

General anesthesia is a type of intravenous __________.

Question 9

Which substance provides a temporary numbing effect on the surface of the oral mucosa?

A) Local anesthetic
B) Nitrous oxide/oxygen
C) Topical anesthetic
D) Analgesic agent

Question 10

Which is true regarding the ratio of vasoconstrictor to anesthetic?

A) The lower the second number, the larger the amount of epinephrine.
B) The higher the second number, the larger the amount of epinephrine.
C) The lower the first number, the larger the amount of epinephrine.
D) The higher the first number, the lesser the amount of epinephrine.

Question 11

Topical anesthetic ointment is applied directly to the injection site for no more than:

A) 1 minute
B) 5 minutes
C) 10 minutes
D) 15 minutes

Question 12

Nitrous oxide analgesia is indicated for which patient?

A) 23-year-old female in the 3rd trimester of pregnancy
B) 58-year-old male with hay fever and nasal congestion
C) 4-year-old female with acute dental phobia
D) 82-year-old male with multiple sclerosis

Question 13

The maximum concentration of nitrous oxide allowed in dental office air is:

A) 25 ppm
B) 50 ppm
C) 100 ppm
D) 200 ppm

Question 14

Nitrous oxide control valves:

A) hold the cylinder in the machine
B) dictate the flow of each gas
C) indicate the gas flow rate
D) disclose the gas pressure

Question 15

Which technique involves anesthetizing a major nerve to numb the entire area it serves?

A) Block anesthesia
B) Infiltration anesthesia
C) General anesthesia
D) Topical anesthesia

Question 16

Which is the first step in assembling an anesthetic syringe?

A) Load the anesthetic cartridge into the syringe.
B) Use the thumb ring to pull back the plunger.
C) Engage the harpoon into the stopper.
D) Release the thumb ring.

Question 17

___________ is the time from when an injection is given to complete numbing.

Question 18

Which anesthetic provides the longest duration?

A) Lidocaine 1:50,000
B) Mepivacaine 1:20,000
C) Articaine 1:200,000
D) Prilocaine 1:200,000

Question 19

After a difficult surgical extraction, the dentist is likely to prescribe which analgesic?

A) Aspirin
B) Ibuprofen
C) Acetaminophen
D) Oxycodone

Question 20

Which is not considered a method of pain and anxiety control in dentistry?

A) Alcohol
B) Local anesthetic
C) Antianxiety drugs
D) Nitrous oxide/oxygen

Question 21

___________ is the length of time beginning when the injection is given until the numbing sensation is gone.

Question 22

Secobarbital (Seconal) is an antiseizure medication.

Question 23

The most common type of topical anesthetic is in a gel or _________ form.