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Expanded Functions - Final Exam Study Guide Solutions

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Expanded Functions - Final Exam Study Guide Solutions Cavity Classifications - ANSWER-Blacks Classifications Class 1: Occlusal pits and fissures Class 2: Interproximal Posteriors Class 3: Interproximal Anteriors Class 4: Interprox anter with cusp tip Class 5: Gingival margin Class 6: Attrit...

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  • November 11, 2024
  • 27
  • 2024/2025
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Expanded Functions - Final Exam Study

Guide Solutions


Cavity Classifications - ANSWER✔✔-Blacks Classifications


Class 1: Occlusal pits and fissures


Class 2: Interproximal Posteriors


Class 3: Interproximal Anteriors


Class 4: Interprox anter with cusp tip


Class 5: Gingival margin


Class 6: Attrition or wearing


Functions and Purpose of the Pulp - ANSWER✔✔--Contained within the dentin walls


-Supports the cellular vascular nerve


-No room for swelling


-Blood flow in and out one way through the apex


Formative: - ANSWER✔✔--generates dentin (dentinogenesis)


Nutritive: - ANSWER✔✔--Provides vascular supply and substance transfer for metabolic functions and

maintenance of cells


Sensory: - ANSWER✔✔--transmits afferent pain sensation


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Protective: - ANSWER✔✔--Coordinates responses to injury/noxious stimuli


RDT and its importance to the pulp - ANSWER✔✔--From prep to pulp is the most important factor in

protecting the pulp


-Remaining Dentinal Thickness


-Conservation of remaining tooth structure is MORE important to pupal health than replacing lost tooth

structure with a liner or base


-Calcium Hydroxide - ANSWER✔✔--Must have vital pulp


-NO history of spontaneous PAIN


-Pain during pulp testing must not linger


-PA NOT show evidence of periapical lesion


-Bacteria must be excluded from the site by the permanent restoration


Direct pulp capping - ANSWER✔✔-DIRECT exposure of the pulp


-may be attempted with a small mechanical exposure of an otherwise healthy pulp


-isolate tooth with rubber dam


-hemostasis achieved


-Maybe attempt with small mechanical exposure of an otherwise healthy pulp.


-Slight pulp showing (little pink spot).


Indirect pulp capping - ANSWER✔✔-Used when it is radiographically evident


-deep carious lesions encroaching on the pulp

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-Tooth has NO history of spontaneous pain


-Responds normally to vitality tests,


-Use great caution to avoid pulp exposure (iatrogenic event).


-Use calcium hydroxide.


-Pulp not showing.


Function and purpose of dentin - ANSWER✔✔--Dentin is the best protection for the pulp.


-excellent buffering capability


-neutralizes cariogenic acids.


-insulates the pulp from temperature


Pros of Rubber Dam - ANSWER✔✔-PROS


-Isolates the area


-Prevent overhang


-Prevents microbial transmission


-prevents aspiration of small objects


-boosts quality of restorations/increased bond


-increase quality of work (prevents talking)


-working field more accessible


-Airborne debris reduced


CONS Rubber dam - ANSWER✔✔-CONS:

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