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Test Bank For Local Anesthesia for the Dental Hygienist 2nd Edition 2024/2025 graded (A+)

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Test Bank For Local Anesthesia for the Dental Hygienist 2nd Edition 2024/2025 graded (A+)

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  • 23 de mayo de 2024
  • 53
  • 2023/2024
  • Examen
  • Preguntas y respuestas

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  • test bank for local anesthesia for the dental hygi
  • test bank for local anesthesia for the dental hyg
  • test bank for local anesthesia for the dental hy

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  • Al Anesthesia for the Dental Hygi
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Test Bank For Local Anesthesia for the Dental
Hygienist 2nd Edition 2024/2025 graded (A+)


what potent drug used for pain control was derived from opium? - ANSWER-Morphine



What drug did Horace Wells first introduce into dentistry for pain control? - ANSWER-Nitrous Oxide



All of the following are reasons why procaine was NOT as desirable as lidocaine for pain control -
ANSWER-Difficult to produce the desired anesthetic result

It causes allergic reactions

It was not as potent



Injectable amides are recommended over esters because there is - ANSWER-Less risk of allergic
reactions

Increased potency



What is the most popular local anesthetic used in the U.S. today? - ANSWER-Lidocaine



What is the definition of pain threshold? - ANSWER-The point at which a sensation starts to be painful
and discomfort results



What is pain perception? - ANSWER-A neurologic experience of pain related to the process of receiving
pain stimuli and transmission of this pain tot eh brain that differs little among individuals



What is pain? - ANSWER-The sensation of discomfort that the patient feels, ranging from mild to severe



What is pain reaction? - ANSWER-Personal interpretation and responses to the pain message that is
highly variable among individuals

,Pain can be influenced by all of the following - ANSWER-Fear

Fatigue

Culture



ALSO:

emotional state

stress

age



What theory helps dental hygienist understand that relationship between human-need fulfillment and
human behavior? - ANSWER-Human-needs theory/paradigm



What is the definition of stress? - ANSWER-A physical and emotional response to a particular situation



What may negatively influence the pain reaction threshold? - ANSWER-Fear



ALSO:

Emotional State

Fatigue and stress

Age

Cultural characteristics



It is best to schedule apprehensive patients for long appointments to complete as much work as
possible. It is best to schedule these appointments in the morning. - ANSWER-First statement is NOT
correct

Second statement is correct



What is the personal interpretation and response to the pain message, and is highly variable among
individuals? - ANSWER-Pain reaction

,In what year was the first local anesthetic introduced? - ANSWER-1884



If a patient has a high pain threshold, he or she will experience more intense pain than a patient who
has a low pain threshold. - ANSWER-False



What percentage of patients have reported to have had onset of dental anxiety by adolescence? -
ANSWER-50% to 85%



What are signs of moderate anxiety? - ANSWER-History of frequently missed appointments

History of emergency appointments only



ALSO:

Questions receptionist regarding injections or use of sedation

Nervous conversations with others in reception area

Cold, sweaty palms

Unnaturally stiff posture

Nervous play with tissue

White-knuckle syndrome

Perspiration on forehead and hands

Over-willingness to cooperate with clinician

Quick answers



What is the best method of managing an anxious patient? - ANSWER-Prevention



A stimulus is an electrical message from one part of the body to another. An impulse is an
environmental change in an excitable tissue. - ANSWER-NEITHER statement is correct



What fibers are the principle fibers in the transmission of sharp, bright dental pain? - ANSWER-A(delta)
fibers

, Local anesthetics work by: - ANSWER-Penetrating the nerve to inhibit Na+ influx



Local anesthetics mostly have their effect on myelinated nerves in which way? - ANSWER-Mostly at the
node of Ranvier



The minimal threshold stimulus required to excite a C fiber will also be sufficient to stimulate an A fiber -
ANSWER-False



When energy for conduction is derived from the nerve cell membrane itself and is no longer dependent
on the stimulus for continuance, the conduction is considered to be: - ANSWER-Self-propagating



The absolute refractory period occurs during the fraction of a millisecond when a nerve fiber can be
excited only by a much stronger stimulus than the initial stimulus - ANSWER-False



Saltatory conduction refers to : - ANSWER-Rapid transmission of nerve impulses along a myelinated
nerve fiber



What is the type of glial cell located in the peripheral nervous system? - ANSWER-Schwann



Myelin (lipoprotein sheath) is composed of: - ANSWER-approximately 75% lipid, 20% protein, and 5%
carbohydrate



The sympathetic division is involved with the "rest or digest" response. The parasympathetic division is
known as the "fight-or-flight response. - ANSWER-NEITHER statement is correct



The afferent division consists of all incoming information traveling along sensory or afferent pathways.
The efferent division consists of all outgoing information along motor or efferent pathways. - ANSWER-
Both statements are CORRECT



What is the outer layer of the myelin sheath that wraps the entire nerve called? - ANSWER-Schwann cell

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