TOOTH Prep Flashcards

1
Q

WHAT IS PREPARATION

A
  • Dentist usingSpecialDentistDrills(Burs )
  • Tooth Reduction are Shaped such that they will be Capable of Receiving a Suitable Restorative Material. ( I.e., Dental Gold )
  • MOST COMON PREPS: Chamfer Prep. - Shoulder Prep
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2
Q

AMALGAM PREPS

A
  • Created to receive Silver Filling Material.
    • Once packed into tooth’s prepared area it is “MECHANICALLY LOCKED” in place.
    • Prep is PURPOSELYUNDERCUT**” to enhance the **Mechanical Lock.
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3
Q

GOLD INLAYS PREPS

A

Teeth prepared to receive a GOLD INLAY instead of AMALGAM will be Shaped WITHOUT “Mechanical Locks.. (Undercuts).

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4
Q

EXAMPLES OF RESTORATIONS

A
  • GOLDPORCELAIN CROWN or ENLAYS
    • SILVER - Amalgam Fllings
    • Acrylic Composites
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5
Q

MECHANICAL LOCK IS: UNDERCUT

A
  • BOTH MEANINGS IS THE SAME.
    • Notch Cut within Side of Tooth on Both Sides to Strengthen Fillingfrom Falling Out.
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6
Q

MECHANICAL RETENTION

A

Can be Created by using such things asUndercut – Mechanical Lock

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7
Q

DEFINITION OF “UNDERCUT”

A
  • Any area of Model of Tooth which is below the Surface Line
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8
Q

MARGIN

A
  • Finish Line of the Tooth Prep
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9
Q

FIXED PROSTHETICS

A
  • Science and Art OF PROVIDING SUITABLE SUBSTITUTES FOR THE CORNAL PORTIONS OF THE TEETH for One or More Teeth.
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10
Q

PROSTHODONTICS

A
  • Branch of Dental Arts and Science Pertaining to the Restoration and Maintaining of Oral Function.
  1. Prosthesis
  2. Dentistry
  • Replacement of an Absent Part of the Human Body by an Artificial Part.
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11
Q

CCDT

A
  • Current Clinical Dental Terms
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12
Q

COMPLETE CROWNS MAY BE

A
  • Constructed of Metal ( Non Corrosive Type Metal, Like GOLD )
    • Made of PORCELAIN ONLY If Jacket Type Crowns (Full Ceramic – NO METAL)
    • Part of the Post/Crown systemAFTERROOT CANAL Therapy.
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13
Q

PARTIAL CAST GOLD CROWN

A

Crown Made Entirely from Metalwhich coversMORE then Half and LESS thanAllof theTooth’s Clinical Crown.

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14
Q

INLAY

A
  • Dental Restoration that FITs into a Prepared Cavity and is held there by Precision
    • Are usually Cast in a Medium Hard GoldBUTcan be made of Other MATERIALSDental Porcine,CompositeORMetal.
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15
Q

INLAY

5 CLASSIFICATIONS

A
  • CLASS 1: Occlusal
    • CLASS 2: Mesial or Distal. - M.O.D – M.O. - D.O.
    • CLASS 3: Mesial or DistalOFanAnterior Tooth.NOTInvolving the Incisal Angle
    • CLASS 4: Mesial or Distal of an Anterior Tooth. Involves ONE or BOTH of it’s Incisal Angle
    • CLASS 5: On the Facial Surface of ANY Tooth
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16
Q

ONLAY

A
  • Covering of ONE or MORE of Cubist
    • Cast Gold Restorations that Ordinarily Cover the.. Mesial, Occlusal and Distal Surfaces: (MOD) of Posterior Teeth.
    • Covers AT LEAST ONE OF THE CUSP..
17
Q

INLAY: - ONLAY:

A
  • INLAY: FITS INTO TOOTH
    • ONLAY FITS AROUND TOOTH
18
Q

FPD

A
  • FiIXED PARTIAL DENTURE:
    • ONE or MORE MISSING TEETH: = ( Bridge )
19
Q

TOOTH PREPARATION

What Is It:

A
  1. PREPARATION: Dentist Using Special Drills
  2. Restorative
  3. Mechanical Lock
20
Q

Denture-Bearing Areas

A
  • Are the Residual Ridge and Hard Palate.
21
Q

The Border Extensions of a Maxillary

A
  • The Border Extensions of a MaxillaryCompleteDentureareLimited by the..
    • Labial Sulci,
  • Buccal Sulci,
  • PterygomaxillaryNotches and
  • Vibrating Line.
22
Q

Retention

A

If the Resistance to Vertical Displacement at the Denture away from the Denture Bearing Surface During some Action.

23
Q

Stability

A
  • By Definition: is the Resistance to Lateral Displacement at the Denture During Function.
24
Q

Support: is the resistance to..

A
  • Vertical Forces to Occlusion.
    • Various Factors are Related to the Tissue Bearing Surface that Resists or Absorbed a Occlusal Loads During Function.
25
Q

What Factors that Impact Retention,

Stability, and Support ?

A
  • The nature of the bearing mucosa/tissue surfaces itself.
    • Dose the tissue bearing surfacehave attachedor Unattached Gingival.
    • Bone Contour, Height and contour of Alveolar ridge.
    • Are any Tori Present. Are there any Bony prominent
    • Muscle Attachments, What are the positions of various Frenum and there size, what’s the floor of the mouth
26
Q

Mylohyoid Mucle

A
  • Is Under Jaw Bone Next to Glands.
27
Q
  • DENTATE: Natural Teeth. 44 LBS
    • EDENTULOUS: Dentures 13-16 LBS
A
  • DENTATE: Natural Teeth. 44 LBS
    • EDENTULOUS: Dentures 13-16 LBS
28
Q

PHYSICAL Factors are Involved in Denture Retention

A
  • Maximal Extension of the Denture Base, No Ridge Runners.
    • Maximum Coverage Provides Snowshoe Effect
    • Maximal Intimate Contact with Denture Base Muscular Forces can be used to Increase Retention Stability of the Dentures
29
Q

Anatomical Landmarks of

Edentulous MAXILLA

A
  • Incisive Papilla. Incisive Papilla is the Raised Soft Tissue Covering the Incisive Foramen Located in the Midline of the Hard Palate,BehindtheCentral Incisors.
  • Rugae. Rugae: Are Irregular Ridges of Fbrous Tissue found in the Anterior One-Third of the Hard Palate.
30
Q

Median Palatine Raphe

A
  • Median Palatine Raphe is a Slight Tissue Elevation Occurring in the Midline of the Hard Palate Immediately over the Median Palatine Suture.
31
Q

Vibrating Line

A
  • Vibrating Line is the Line of FexionBetweentheHardandSoft Palates
32
Q

Palatine Fovea

A
  • The Palatine Fovea are 2 Depressions located on Either Side of the Midline On or Very Near the Vibrating Line.
33
Q

Labial Frenum

A
  • The Labial Frenum is a Narrow Fold of Oral Mucosafoundin theApproximate Midline.
    • It Extends from the Inner Surface of the Lip to the Labial Surface of the Alveolar Ridge.
34
Q

Buccal Frenum

A
  • Buccal Frenum Extends from the Mucosa of the Cheek to the Buccal Aspect of the Alveolar Ridge.
    • There are Two Buccal Frena.
    • They are Located on each side of the Arch, Usually in the First Premolar Region.
35
Q

Sulci

A
  • The Maxillary Sulcus is a Groove Formed by the Mucosa of the Cheek or Lip and the Mucosa at the Base of the Alveolar Ridge.
36
Q

Anatomical Landmarks of

Edentulous Mandible

A

Alveolar Ridge: After Natural Teeth are Extracted, the Remnant of the Alveolar Process is called the Alveolar or Residual Ridge.

Retomolar Pad: The Retromolar Pad is a Pear-Shaped Mass of Soft TissueLocatedat thePosterior Endof theMandibularAlveolarRidge.