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49 Cards in this Set
- Front
- Back
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cold test, heat test and EPT test the...
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pulpal dx
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percussion, palpation, and bite used t odx
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periapical path
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which is the most important phase of the technical aspect of root canal tx
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access
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the ext outline of the access is determined by....
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the internal anatomy of the pulp space
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which is the only tooth allowed to touch incisal edge on access
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mand. incisor
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DX: responds to cold, no pain
responds to EPT |
Normal pulp
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DX: exxagerated response to cold but non-lingering
responds EPT sensitive to sweets |
Reversible Pulpitis
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DX: pain to cold that lingers
may or may not have pain to heat spontaneous pain |
irreversible puplitis
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DX: no cold response, may relieve pain
may or may not have heat response |
no EPT
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spont/comstant pain
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necrotic pulp
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what is reqrd to dx abscess
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sinus tract, swelling or exudate
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if a tooth has a broad deep pocket it is endo or perio related
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perio
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if a tooth has a narrow thin deep pocket, endo or perio?
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endo
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what are the 4 parts to informed consent
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Benefits
Risks Alternatives Consequences |
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for mand. anesthesia, how long can you expect for pulpal anesthesia
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10-15 min.
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is it possible to have lip sign and no pulp anesthesia?
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yes
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the moa for intrapulpal injection is
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strong back pressure
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when using the intraosseous injection where should you place the needle
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distal to tooth desired
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the most difficult teeth to tx while under anesthesia for irreversible are:
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man mol, max mol, man inc.
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T/F: PDL or intrapulpal injections are succesful w/ necrotic pulp w/ symptomatic periradicular abscess
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F
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what actually cleans the canal system
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irrigants
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the measurement from the coronal ref. point to the anatomic apex
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total tooth length
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if curvature of canal is <10 deg, what file should your largest WL be
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35
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if >10 deg, largest WL file should be...
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20-30
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if a 20 was the largest to meet resistance, what file should be the LWL
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35
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what is the purpose of the passive step back
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to remove pulp and tissue debris from the RC and prepare path for gates bur to follow
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what is the purpose of using a gates
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to prepare for a straighter access
reduce binding on the files in coronal 1/2 allow more irrigating solution |
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what is the first choice of irrigation
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NaOCL
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what type of agent is EDTA
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chelating agent
removes smear layer softens dentin removal of calcific obstructions |
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development of pulp begins at
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6 wks of life
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what is the cluster of cells during the bud stage that is a precursor to the enamel organ
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dental lamina
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dental papilla begins at what age
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8th fetal week
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lateral or accessory cnals are said to rise from: (2)
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presence of blood vessels
breakdown of H.E.R.S. |
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most likely tooth to have a lateral/accessory canal
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man 2 premolars
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least frequent tooth to have lat./accessory canal
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max. central inc
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what 4 types of cells are in pulp
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odontoblasts
fibroblasts undifferentiated cells immune system cells |
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which instrument used for lateral condensation
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gutta percha spreader
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where should you place the rubber stop on the spreader
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2mm short of WL
to prevent extension past apex |
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which instrument can be heated
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plugger (stick w/ 9/11)
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how close does the master cone need to fit?
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w/in 1 mm of WL
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if done correctly, you will use approx. _______ cones
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6-8
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which tissue is last to heal from trauma
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pdl
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pt calls and say pain disturbs sleep, is it emergency?
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yes
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pt calls and pain has lasted longer than a few days, emergency
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no
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pt took pain meds and still no help, emergency?
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yes
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which LA has a nice pKA for acidic/inflamed environment
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mepivicaine
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pulpotomy is indicated only for what type of pulpitis
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irreversible
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if you have the time, which tx is best
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pulpectomy
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to get analgesic w/out narcotic you should add _______ to your Rx
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tylenol
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