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Oral Histology

All of the following cells of periodontal ligament are of mesenchymal origin except______________?

August 1, 2021July 22, 2019 by admin
All of the following cells of periodontal ligament are of mesenchymal origin except______________?

A. Fibroblasts
B. Multi totipotent cells
C. Cementoblasts
D. Cell rests of malassez

Categories Medical Mcqs, Oral Histology, Periodontal Ligament

Remnants of the Hertwig’s root sheath are found in____________?

August 1, 2021July 22, 2019 by admin
Remnants of the Hertwig’s root sheath are found in____________?

A. Gingiva
B. Alveolar bone
C. Periodontal ligament
D. Cementum

Categories Medical Mcqs, Oral Histology, Periodontal Ligament

Anchoring fibrills are composed of_____________?

August 1, 2021July 22, 2019 by admin
Anchoring fibrills are composed of_____________?

A. Type V and VII collagen
B. Type I and III collagen
C. Type IV collagen
D. Type IV and III Collagen

Categories Medical Mcqs, Oral Histology, Periodontal Ligament

The periodontal ligament_____________?

August 1, 2021July 22, 2019 by admin
The periodontal ligament_____________?

A. Derives its blood supply primarily from the branches of vessels entering the pulp
B. Has a slow rate of turn over
C. Contains epithelial cells
D. Comprises primarily of type II collagen

Categories Medical Mcqs, Oral Histology, Periodontal Ligament

Which dental tissue doesn’t contain nerves ?

August 1, 2021July 22, 2019 by admin
Which dental tissue doesn’t contain nerves ?

A. Bone
B. Dentin
C. Cementum
D. Pulp

Categories Cementum, Medical Mcqs, Oral Histology

Which of the following is least mineralized ?

August 1, 2021July 22, 2019 by admin
Which of the following is least mineralized ?

A. Cementoid
B. Incremental line
C. Cellular cementum
D. Acellular cementum

Categories Cementum, Medical Mcqs, Oral Histology

Root lengthening is contributed by____________?

August 1, 2021July 22, 2019 by admin
Root lengthening is contributed by____________?

A. Cellular cementum
B. Acellular cementum
C. Intermediate cementum
D. All of the above

Categories Cementum, Medical Mcqs, Oral Histology

Trauma or excessive occlusal forces causes_____________?

August 1, 2021July 22, 2019 by admin
Trauma or excessive occlusal forces causes_____________?

A. Hyperplasia of cementum
B. Hypertrophy of cementum
C. Resorption of cementum
D. None of the above

Categories Cementum, Medical Mcqs, Oral Histology

At the CEJ cementum overlaps enamel about____________?

August 1, 2021July 22, 2019 by admin
At the CEJ cementum overlaps enamel about____________?

A. 55 to 60%
B. 60 to 65%
C. 65 to 70%
D. 70 to 75%

Categories Cementum, Medical Mcqs, Oral Histology

Cementum is_____________?

August 1, 2021July 22, 2019 by admin
Cementum is_____________?

A. Avascular
B. Vascular
C. Has blood supply initially only
D. None of the above

Categories Cementum, Medical Mcqs, Oral Histology
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