CHAPTER 1: LOCAL ANESTHESIA
FOR THE DENTAL HYGIENIST
CORRECT 100%
Which of the following statements is TRUE of local anesthesia?
a. Local anesthesia eliminates the feeling of sensation without the loss of
consciousness.
b. Local anesthesia is an unpleasant sensory and emotional experience.
c. Local anesthesia eliminates the feeling of sensation through loss of consciousness.
d. Local anesthesia is never necessary for dental hygiene appointments. - ANSWERa.
Local anesthesia eliminates the feeling of sensation without the loss of consciousness.
Which of the following methods of pain control did NOT pave the way for modern
anesthetics?
a. Scaring off demons
b. Herbs and plants (roots, berries, seeds)
c. Therapeutic massage
d. Alcohol, cannabis, and opium - ANSWER(c) Therapeutic massage was not a
forerunner to modern anesthetics.
Incorrect:
The first effective gas inhalation anesthetic was _____________.
a. nitrous oxide.
b. ether.
c. halothane.
d. acetylated salicylic acid. - ANSWER(b) Ether was the first effective gas inhalation
anesthetic.
The first local anesthetic was
a. lidocaine.
b. cocaine.
c. Novocaine.
d. articaine - ANSWER(b) As a local anesthetic, cocaine was first used in 1884.
Which of the following is the most popular dental anesthetic used in the USA?
a. Procaine
b. Novocaine
c. Mepivacaine
d. Lidocaine - ANSWER(d) Lidocaine is the most popular dental anesthetic used today
in the USA.
, Local anesthetics ________ the pain signal to the brain. - ANSWERblock
Which of the following advantages is/are associated with the use of a local anesthetic?
a. Hemostasis
b. Pain control
c. No memory of the procedure
d. Both A and B - ANSWER(d) Answers A and B are both correct. Local anesthesia
blocks the pain signal to the brain and acts as a vasoconstrictor, reducing bleeding in
the affected area.
The health and dental history review is an opportune time to detect signs of patient
anxiety. Which of the following signs would indicate a patient is fearful of dental
treatment?
a. Elevated blood pressure, decreased heart rate, and relaxed posture
b. Low blood pressure, decreased rate of respiration, and pupil dilation
c. Elevated blood pressure, rapid heart rate, and cold, sweaty palms
d. Dry mouth, decreased heart rate, and decreased rate of respiration - ANSWER(c) A
patient with moderate dental anxiety may present with an increased blood pressure
reading, rapid heart rate, and cold, sweaty palms.
Scheduling a ________ ________ appointment can help prevent apprehension in the
anxious patient.
a. short midweek
b. long afternoon
c. short evening
d. long morning - ANSWER(a) Stress levels can be reduced in patients with dental
anxiety by scheduling these patients for shorter appointments earlier in the day and, if
possible, midweek.
Although the patient may be apprehensive about receiving an injection, once the
anesthesia is administered, its effect will help attain the patient's human need for
______ by providing comfort.
a. safety
b. self-actualization
c. belonging
d. esteem - ANSWER(a) The effect of anesthesia will satisfy the patient's need for
safety by providing comfort.
Which of the following will lower the pain reaction threshold?
a. Fear
b. Fatigue
FOR THE DENTAL HYGIENIST
CORRECT 100%
Which of the following statements is TRUE of local anesthesia?
a. Local anesthesia eliminates the feeling of sensation without the loss of
consciousness.
b. Local anesthesia is an unpleasant sensory and emotional experience.
c. Local anesthesia eliminates the feeling of sensation through loss of consciousness.
d. Local anesthesia is never necessary for dental hygiene appointments. - ANSWERa.
Local anesthesia eliminates the feeling of sensation without the loss of consciousness.
Which of the following methods of pain control did NOT pave the way for modern
anesthetics?
a. Scaring off demons
b. Herbs and plants (roots, berries, seeds)
c. Therapeutic massage
d. Alcohol, cannabis, and opium - ANSWER(c) Therapeutic massage was not a
forerunner to modern anesthetics.
Incorrect:
The first effective gas inhalation anesthetic was _____________.
a. nitrous oxide.
b. ether.
c. halothane.
d. acetylated salicylic acid. - ANSWER(b) Ether was the first effective gas inhalation
anesthetic.
The first local anesthetic was
a. lidocaine.
b. cocaine.
c. Novocaine.
d. articaine - ANSWER(b) As a local anesthetic, cocaine was first used in 1884.
Which of the following is the most popular dental anesthetic used in the USA?
a. Procaine
b. Novocaine
c. Mepivacaine
d. Lidocaine - ANSWER(d) Lidocaine is the most popular dental anesthetic used today
in the USA.
, Local anesthetics ________ the pain signal to the brain. - ANSWERblock
Which of the following advantages is/are associated with the use of a local anesthetic?
a. Hemostasis
b. Pain control
c. No memory of the procedure
d. Both A and B - ANSWER(d) Answers A and B are both correct. Local anesthesia
blocks the pain signal to the brain and acts as a vasoconstrictor, reducing bleeding in
the affected area.
The health and dental history review is an opportune time to detect signs of patient
anxiety. Which of the following signs would indicate a patient is fearful of dental
treatment?
a. Elevated blood pressure, decreased heart rate, and relaxed posture
b. Low blood pressure, decreased rate of respiration, and pupil dilation
c. Elevated blood pressure, rapid heart rate, and cold, sweaty palms
d. Dry mouth, decreased heart rate, and decreased rate of respiration - ANSWER(c) A
patient with moderate dental anxiety may present with an increased blood pressure
reading, rapid heart rate, and cold, sweaty palms.
Scheduling a ________ ________ appointment can help prevent apprehension in the
anxious patient.
a. short midweek
b. long afternoon
c. short evening
d. long morning - ANSWER(a) Stress levels can be reduced in patients with dental
anxiety by scheduling these patients for shorter appointments earlier in the day and, if
possible, midweek.
Although the patient may be apprehensive about receiving an injection, once the
anesthesia is administered, its effect will help attain the patient's human need for
______ by providing comfort.
a. safety
b. self-actualization
c. belonging
d. esteem - ANSWER(a) The effect of anesthesia will satisfy the patient's need for
safety by providing comfort.
Which of the following will lower the pain reaction threshold?
a. Fear
b. Fatigue
