26 Questions
Which of the following is an appropriate terminology for a lesion related to the tooth?
Odontogenic lesion
What is the most common type of periapical lesion associated with endodontic pathosis?
Granuloma
How can a precise diagnosis of a periapical lesion be determined?
Biopsy
If a tooth tests vital, what is the nature of the associated swelling?
Non-odontogenic
What is the characteristic of irreversible pulpitis?
Spontaneous pain
What is the effect of inflammation on the inferior alveolar nerve block with 1.8cc of lidocaine with 1:100,000 epi?
30-80% ineffective in irreversible pulpitis
According to studies, what incidence of pulpal anesthesia is observed in patients with irreversible pulpitis when given anesthetic blocks?
55% incidence of pulpal anesthesia
What is a poor way to assess profound local anesthesia according to the text?
Numb lips
What is the probable biological process for a 'hot tooth'?
Altered nerve thresholds and excitability
What is a clinical strategy for cases where the patient does not have a numb lip?
Provide a supplemental injection
What is the key factor for anesthesia produced by the intrapulpal technique?
Pressure applied
What is considered an inadequate method to assess pulpal anesthesia during RCT according to the text?
Numb lips
What should be done if a patient has a profoundly numb lip but still experiences pain from provocation with the chief complaint, Endo Ice, or percussion?
Select a supplemental anesthetic injection
What characteristic indicates that the pulp is beyond repair without intervention?
Spontaneous pain
What is the effect of inflammation on the inferior alveolar nerve block with 1.8cc of lidocaine with 1:100,000 epi?
30-80% ineffective in irreversible pulpitis
What is the cause of periapical pathosis?
Intra-canal bacteria
Which system plays a role in regulating the pulpal inflammatory response?
Neuronal events system
What is neuroplasticity related to?
All of the above
What does hyperalgesia refer to?
An increase in the perceived magnitude of a painful stimuli
What is the goal of anxiety reduction in preoperative patients?
To reduce postoperative pain intensity
What contributes to the host's inability to localize an infectious process?
Cellulitis
What is alloynia?
A reduction in pain threshold so that previously non-painful stimuli are perceived as painful
What do neurons secrete that contributes to induction, sensitization, and maintenance of tooth pain?
Neurotransmitters, neuropeptides, and amino acids
What is the mechanism for impulse transmission via the peripheral nervous system to the CNS called?
Gate Control Theory
What do behavioral interventions aim to decrease before and after surgery?
Anxiety
What might high levels of stress, anxiety, or pessimism in preoperative patients predict?
Poor outcomes including speed of wound healing and duration of hospital stay.
Test your knowledge of the pathogenesis of periapical lesions, diagnosis of radiolucent lesions, vitality determination, and causes of periapical lesions in endodontics.
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