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Question 1

Chronic Periodontitis Subclassification

Answer 1

1. Localized Periodontitis - less than 30% @ mouth - attachment & bone loss
2. Generalized Periodontitis - more than 30% @ mouth - attachment & bone loss
3. Mild Pdtts - peridontal destruction @ not more than 1-2mm clinical attachment loss
4. Moderate Pdtts - periodontal destruction @ 3-4mm attachment loss
5. Severe Pdtts - periodontal destruction @ 5mm or more attachment loss

Question 2

TemporoMandibular Disorder (TMD)

Answer 2

clinical problem that involves
1. TMJ
2. Masticatory Muscle
3. Associated structures

characterized by
1. Pain @ TMJ or Muscle of Mastication, Periacular Area
2. Limited Motion of Mandibular Range
3. TMJ Sounds during Jaw Function

Question 3

Infection

Answer 3

1. Microbes Proliferate @ Host Body
2. General + or Local Defensive Pathological Rxn -> INDUCED

Etiology of Infx (Infx @ Haitiㅆㅂ년아ㅏ - HAOTI)
- Hematogenous Infx
- Adenogenous Infx
- Odontogenic Infx
- Traumatic Infx
- Iatrogenic Infx

Question 4

Porcelain-Fused-to-Metal Crown (PFM)

Answer 4

1. Dental Crown used to restore + protect a weakened tooth
2. Main Components are
   - Metal base
   - Layer of porcelain on top

Question 5

Bechet’s Disease

Answer 5

1. Mouth-Eye-Genital Syndrome (눈코좆)
2. Common @ 20-40岁 (男生!!))
3. RAU or RAU-like Dx.

Symptoms (Behcet’s - GESR !! bacot geser lu WKWKW)
- Genital Ulcers
- Eye Damage
- Skin Lesion
- Recurrent Oral Ulcers

Question 6

Frey’s Syndrome

Answer 6

Damage to or near Parotid Glands and From Damage to Auroculotempular N.

Happens due to a MISCOMMUNICATION between nerves that control SWEATING and those that control SALIVATION (production of saliva) after a previous injury or surgery in the area.

Question 7

Dental Caries

Answer 7

1. Infx. Microbiological Dx.
2. Dental Caries results in
   - Localized Dissolution
   - Destruction of Calcified Tissue @ Teeth

Question 8

Block Nerve Anesthesia / Nerve Block Anesthesia**

Answer 8

Managing Orofacial Pain without distorting anatomy of wound + without using narcotics

BNA (PAIN)
1. Posterior Superior Alveolar N. 🚫
2. Anterior Palatine N. 🚫
3. Inferior Alveolar + Lingual + Buccal N. 🚫
4. Nasopalatine N. 🚫

Question 9

Chronic Periodontitis

Answer 9

1. Bacterial Infx. of ALL parts of PERIODONTIUM (Bone, Cementum, Gingiva, Periodontal Ligament)
2. IRREVERSIBLE - not the outcome of Gingivitis
3. Usualy in Adults - Slow Progression
4. 95% - Most Popular
5. Clinical Manifestation - Bleeding, Bad Breath, Microbial Plaque, Periodontal Pockets (Deep, Suppuration)

Question 10

Le Fort I Fracture (Low Maxillary Fracture @上 Lvl. 🦷)

Answer 10

1. Maxilla is separated from the rest of Skull (Pterygoid Plates and Nasal and Zygomatic Structures)
2. Occurs along Horizontal Line @ 上 Lvl. 🦷
3. Because of Trauma - Forceful Blow to Face, Accidents, Fall

Question 11

Le Fort II Fracture (Pyramidal Fracture @ Nasal Bone Lvl. )

Answer 11

1. Fracture separates entire Midface from rest of Skull
2. Occurs from Nasal Bones to Bones @ Eye Sockets (Orbits)
3. Because of Trauma - High-Impact injury

Question 12

Le Fort III Fracture (Craniofacial Disjunction @ Orbital Lvl. )

Answer 12

1. Fracture separates entire Midface and Upper face (including nose, cheek, eye socket, bones surrounding them) from rest of Skull
2. Occurs from Nose through Eye Sockets (Orbits) and continue to sides of Face
3. Because of Trauma - Severe Trauma, Significant Falls

Question 13

Ideal Normal Occlusion**

Answer 13

Proper Alignment and Positioning of 🦷 when Jaws come together during activity of Mandible

Question 14

Individual Normal Occlusion

Answer 14

Alignment and positioning of their 🦷, while still functioning well, may have minor variations or deviations that are considered within the normal range for that person.

Question 15

Pulp Cavity or Dental Cavity

Answer 15

1. Cavity that contains
   - Tissue
   - Blood Vessels
   - Nerves
2. Continuous with Periodontal Tissue thru Root Canal + Apical Foramen

Question 16

Crown

Answer 16

1. Caps placed @ top of damaged teeth
2. Used to Protect, Cover, and Reshape (IF fillings dont solve the problem)
3. Can be made of Metals, Porcelain, Resin, Ceramic
4. Require good oral hygiene

Question 17

Fundamental Principle of Cavity Preparation

Answer 17

1. Remove ALL defects
2. Conserve ALL healthy issue
   - Locate Margins of Restoration as Conservative as possible
   - Form Cavity so tooth withstand Occlusal (biting)
   - Forces without Fracture and Displacement
   - Allow for Esthetic and Functional Restoration
3. Give Protection to Dental Pulp
4. Pay Attention to Systemic Dx.

Question 18

Recurrent Aphthous Ulceration (RAU)/ RAS/ROU

Answer 18

1. Common Ulcerative Lesion of Oral Cavity
2. Recurrent, Painful
3. 3 types: Minor, Major, Herpetiform
4. Cause pain on Eating, Swallowing, Speaking

Question 19

Calcified Tissues

Answer 19

1. Dentin - yellowish white tissue, form bulk of tooth
2. Enamel - brittle white tissue, head, covers crown of the tooth
3. Cement - unusual form of bone that covers root of tooth

Question 20

Impacted Tooth

Answer 20

1. Tooth that fails to Erupt to Dental Arch within the Expected Developmental Window
2. Caused by (ADE)
   - Adjacent Teeth
   - Dense Overlying Bone
   - Excessive Soft Tissue/Genetic Abnormality

Question 21

Fixed Bridge

Answer 21

1. False Tooth (Pontic) that is held by Abutment Teeth @ either side of gap
2. Typically made from Porcelain
3. 4 Main Types (TCM-I)
   - Traditional
   - Cantilever
   - Maryland
   - Implant-supported