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Wednesday, January 13, 2016

Paper III – DENTAL ANATOMY, EMBRYOLOGY AND ORAL HISTOLOGY,Dr. MGR University Question Papers,2009 to 2015 Question Papers,FIRST B.D.S

Dr. MGR University Question Paper

2009 Question Paper

FIRST B.D.S DEGREE EXAMINATION
(Regulations for the candidates admitted from 2008-09 onwards)
Paper III – DENTAL ANATOMY, EMBRYOLOGY AND ORAL
HISTOLOGY
Q.P. Code: 544170
Time: Three hours Maximum: 70 Marks
ANSWER ALL QUESTIONS
I. Essays: 2 x 15 = 30 Marks
1. Classify oral mucus membrane. Write in detail about histology of gingiva.

2. Write an essay about tooth development. Add a note on histological and
morphological differentiation of odonto genesis.
II. WRITE SHORT NOTES ON: 6 X 5 = 30 Marks
1. Histology of osteoclasts.
2. Reparative dentin.
3. Spill way spaces.
4. Compensatory curves.
5. Enumerate theories of eruption and write in detail about periodontal
ligament traction theory.
6. Difference between deciduous and permanent teeth.

III. SHORT ANSWER QUESTIONS: 5X 2 = 10 Marks
1. Active and passive eruption.
2. Haematoxilin and eosin stains.
3. Branches of mandibular nerve.
4. Von-ebner gland.
5. Tome’s process.
******

Dr. MGR University Question Paper

2010 Question Paper

FIRST B.D.S DEGREE EXAMINATION
(Regulations for the candidates admitted from 2008-09 onwards)
Paper III – DENTAL ANATOMY, EMBRYOLOGY AND ORAL HISTOLOGY
Q.P. Code: 544170
Time: Three hours Maximum: 70 Marks
Answer ALL Questions
I. Essays: 2 x 15 = 30 Marks
1. Describe the bell stage of tooth development with the help of diagrams and add a
note on root development.
2. Define and classify oral mucosa. Describe the macroscopic and microscopic
structure of gingiva.
II. Short notes on: 6 x 5 = 30 Marks
1. Age changes in dentin.
2. Ligament traction theory.
3. Duetal system of major salivary glands.
4. Differences between maxillary 1st premolar and mandibular 1st premolar tooth.
5. Epithelial mesenchymal interaction in tooth development.
6. Dentogingival junction.
III. Short answer questions: 5 x 2 = 10 Marks
1. pH of saliva.
2. Epithelial attachment.
3. Fibroblasts.
4. Structure of a taste bud.
5. Key of occlusion.
******

Dr. MGR University Question Paper

2011 Question Paper

FIRST B.D.S. DEGREE EXAMINATION.
(Regulations for the candidates admitted from 2008-2009 onwards)
Paper III - DENTAL ANATOMY, EMBRYOLOGY AND
ORAL HISTOLOGY
Q.P. Code : 544170
Time: Three hours Maximum: 70 Marks
Answer ALL questions.
I. Essays: (2 x 15 = 30)
 1. Classify salivary glands. Discuss in detail about the histology of major salivary
 glands with suitable diagrams.
 2. Discuss in detail about the chronology and morphology of permanent
 mandibular right first molar.
II. Write short notes on : (10 x 6 = 60)
 1. Life cycle of Ameloblast.
 2. Muscles of Mastication.
 3. Theones of tooth eruption.
 4. Specialized mucosa.
 5. Types of dentin.
 6. Composition of raliva.
III. Short Answers questions: (5 x 2 = 10)
 1. Osteoclasts.
 2. Enamel tufts.
 3. Stellate Reticulum.
 4. Penodontal ligament fibres.
 5. Cementocytes.
*****

Dr. MGR University Question Paper

2011 Question Paper

FIRST B.D.S. DEGREE EXAMINATION
DENTAL ANATOMY, EMBRYOLOGY AND ORAL HISTOLOGY
Q. P. Code : 544170
Time : Three hours Maximum: 100 Marks
Answer ALL questions
I. Essay Questions: (2 x 20 = 40)
 1. Write in detail about the structure of dentin. Add a note on age changes of dentin.
 2. Classify cementum. Write about cementogenesis and the functions of cementum.
II. Write Short notes on : (10 x 6 = 60)
1. Serous cell.
2. Occlusal morphology of mandibular second premolar.
3. Deglutition.
4. Zones of pulp.
5. Enamel lamellae.
6. Chronology of permanent dentition.
7. Basal lamina.
8. Fixation.
9. Bell stage of tooth development.
 10. Incremental lines.
*******

Dr. MGR University Question Paper

2012 Question Paper

FIRST B.D.S. DEGREE EXAMINATION
PAPER III
DENTAL ANATOMY, EMBROYOLOGY & ORAL HISTOLOGY
Q.P. CODE: 544170
Time: Three hours Maximum: 70 Marks
Answer ALL questions in the same order
Draw Suitable diagrams wherever necessary
 I. Elaborate on: (2X10=20)
1. Define eruption. Explain the theories of eruption. Mention the eruption
time period for all the permanent teeth.
2. Describe the morphology of permanent maxillary first molar. Write the
differences between deciduous and permanent maxillary molar.
II. Write notes on: (10×5=50)
1. Pain transmission in dentin
2. Ridges
3. Hypo mineralized areas in enamel
4. Development of palate
5. Epithelial cell rests
6. Fibres of periodontal ligament
7. Spillway space
8. Non keratinocytes
9. Myoepithelial cell
10.Alveolar bone proper
*******

Dr. MGR University Question Paper

2012 Question Paper

FIRST YEAR B.D.S. DEGREE EXAM
PAPER III – DENTAL ANATOMY, EMBRYOLOGY
AND ORAL HISTOLOGY
Q .P .Code: 544170
Time: 180 Minutes Maximum: 100 Marks
Answer ALL questions in the same order
I. Elaborate on: Pages Time Marks
 (Max.)(Max.)(Max.)
1. Classify oral mucous membrane. Discuss in detail
about specialized mucosa. 19 30 20
2. Describe the differences between deciduous and
permanent dentition. Describe the occlusal morphology
of permanent right maxillary first molar. 19 30 20
II. Write notes on:
1. Calcium metabolism. 3 10 5
2. Ground section. 3 10 5
3. Development of palate. 3 10 5
4. Functions of the periodontal ligament. 3 10 5
5. Theories of eruption. 3 10 5
6. Minor salivary glands. 3 10 5
7. Enamel lamellae. 3 10 5
8. Types of dentin. 3 10 5
9. Pulp stones. 3 10 5
10.Chronology of permanent teeth. 3 10 5
11.Histology of cementum. 3 10 5
12.Cap stage. 3 10 5
*******

Dr. MGR University Question Paper

2013 Question Paper

FIRST YEAR B.D.S. DEGREE EXAM
PAPER III – DENTAL ANATOMY, EMBRYOLOGY
AND ORAL HISTOLOGY
Q .P .Code: 544170
Time: 180 Minutes Maximum: 70 Marks
I. Elaborate on: (2x10=20)
1. Classify oral mucous membrane. Write in detail about histology of
gingival.
2. Write an essay on morphology of mandibular 1st molar tooth.
II. Write notes on: (10x5=50)
1. Types of dentin.
2. Hertwig’s epithelial root sheath.
3. Myoepithelial cells.
4. Theories of dentinal sensitivity.
5. Fixation & dehydration in tissue processing.
6. Tome’s process.
7. Endochondral ossification.
8. Functions of periodontal ligament.
9. Mechanism of shedding.
10.Zone of pulp.

*******

Dr. MGR University Question Paper

2013 Question Paper

FRIST YEAR B.D.S. DEGREE EXAM
PAPER III – DENTAL ANATOMY, EMBRYOLOGY
AND ORAL HISTOLOGY
Q .P .Code: 544170
Time: 180 Minutes Maximum: 70 Marks
I. Elaborate on: (2x10=20)
1. Explain the various stages in development of tooth in detail with suitable
diagrams.
2. Classify Salivary glands. Explain in detail serous salivary gland.
II. Write notes on: (10x5=50)
1. Enamel lamellae and tufts.
2. Theories of tooth eruption.
3. Neonatal lines
4. Histology of Pulp
5. Define the following – Centric occlusion and Centric relation.
6. Types of Cementum
7. Occlusal surface of Mandibular II Premolar.
8. Epithelial Attachment
9. Non-Keratinocytes
10.Functions of Periodontal ligament.

*******

Dr. MGR University Question Paper

2014 Question Paper

 FIRST YEAR B.D.S. DEGREE EXAM
PAPER III – DENTAL ANATOMY, EMBRYOLOGY
AND ORAL HISTOLOGY
Q.P Code: 544170
Time: 180 Minutes Maximum: 70 marks
I. Elaborate on: (2X10=20)
1. Classify Oral mucosa and write in detail about Keratinized mucosa.
2. Describe the morphology of permanent mandibular first molar.
II. Write Notes on: (10X5=50)
1. Bell stage
2. Gnarled enamel
3. Theories of dentin hypersensitivity
4. Development of tongue
5. Histology of pulp
6. Sharpey’s fibres
7. Curve of spee
8. Differences between deciduous and permanent dentition (any 5)
9. Serous cells
10.Non Keratinocytes
*******

 Dr. MGR University Question Paper

2014 Question Paper

 FIRST YEAR B.D.S. DEGREE EXAM
PAPER III – DENTAL ANATOMY, EMBRYOLOGY
AND ORAL HISTOLOGY
Q.P Code: 544170
Time: 180 Minutes Maximum: 70 marks
Answer all questions in the same order
Draw suitable diagrams wherever necessary
I. Elaborate on: (2X10=20)
1. Write in detail about development of teeth.
2. Write an essay on histology of periodontal ligament.
II. Write Notes on: (10X5=50)
1. Hypo mineralised structures of enamel
2. Age changes of pulp
3. Taste buds
4. Histology of osteoclasts
5. Non keratinocytes
6. Cemento enamel junction
7. Decalcification in processing of tissues
8. Development of palate
9. Branches of mandibular nerve
10.Embrasures
*******

Dr. MGR University Question Paper

2015 Question Paper

 FIRST YEAR B.D.S. DEGREE EXAM
PAPER III – DENTAL ANATOMY, EMBRYOLOGY AND
ORAL HISTOLOGY
Q.P Code: 544170
Time: 180 Minutes Maximum: 70 Marks
Answer all questions in the same order
Draw suitable diagrams wherever necessary
I. Elaborate on: (2 x 10 = 20)
1. Discuss the process of amelogenesis in detail.
2. Describe the chronology of permanent teeth. Discuss in detail the
morphology of permanent right mandibular first molar.
II. Write Notes on: (10 x 5 = 50)
1. Cemento-enamel junction.
2. Ground section.
3. Development of tongue.
4. Cells of the periodontal ligament.
5. Incremental lines of Retzius.
6. Serous cell.
7. Composition of saliva.
8. Pain transmission in dentin.
9. Hertwig’s epithelial root sheath.
10. Functions of pulp.
*******

Dr. MGR University Question Paper

2015 Question Paper

FIRST YEAR B.D.S. DEGREE EXAMINATION
PAPER III – DENTAL ANATOMY, EMBRYOLOGY AND ORAL HISTOLOGY
Q.P. Code: 544170
Time : Three Hours Maximum : 70 marks
Answer all questions in the same order
Draw suitable diagrams wherever necessary
I. Elaborate on: (2 x 10 = 20)
 1. Classify oral mucous membrane, describe in detail about specialized mucosa.
 2. Describe in detail about Right Permanent Mandibular first molar.
II. Write notes on : (10 x 5 = 50)
 1. Bell stage.
 2. Hypocalcified structures of Enamel.
 3. Types of Dentin.
 4. Histology of Pulp.
 5. Tomes granular layer.
 6. Epithelial rests of Malessez and Serrae.
 7. Functions of Saliva.
 8. Line angle and Point angle.
 9. Muscles of Mastication.
10. Bundle bone.
*******

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