Oral Histology Quiz 5
1 / 50
Thin leaf like structures that extend from enamel surface in to DEJ are____________?
2 / 50
Physically and chemically, the dentin is closely related to______________?
3 / 50
Which of the following is wrong?
4 / 50
Dark bonds that are present in enamel rods at intervals of 4 ?ms are______________?
5 / 50
Order of development of tooth germ is____________?
6 / 50
Lamina densa of the gingival basement membrane is rich in_____________?
7 / 50
Sublingual gland is a_____________?
8 / 50
Korffs fibres are seen in______________?
9 / 50
Root lengthening is contributed by____________?
10 / 50
Hardness of fully mineralized cementum is_____________?
11 / 50
The average diameter of coronal dentinal tubules near the pulp is____________?
12 / 50
Keratohyaline granules are more evident in_______________?
13 / 50
The deciduous teeth can be differentiated from permanent teeth by_____________?
14 / 50
Which type of collagen fibers demonstrates Chicken wire configuration ?
15 / 50
Acid neutralizing substance in saliva_____________?
16 / 50
Non acidic, nonionic protein which helps in enamel mineralization _______________?
17 / 50
Movement of tooth to close the intermaxillary gap during eruption is due to____________?
18 / 50
Hunter Schreger band are____________?
19 / 50
Calcium content of lamina dura is______________?
20 / 50
Following is not an external manifestation of enamel________________?
21 / 50
At the CEJ cementum overlaps enamel about____________?
22 / 50
The type of tertiary dentin which contains cellular inclusions is found in_____________?
23 / 50
Supporting cells of taste buds are called as_____________?
24 / 50
Unmyelinated nerve fibres of pulp are____________?
25 / 50
Propriceptors are seen in all except______________?
26 / 50
All are true regarding the enamel spindles except____________?
27 / 50
Cells of the spinous layer are generally_______________?
28 / 50
Dentin formed through out the life is______________?
29 / 50
The odontoblasts killed during cavity preparation are derived from_____________?
30 / 50
Which of the following structures is not found in a living pulp ?
31 / 50
The organic lining of the calcified dentinal tubules is known as_______________?
32 / 50
The first sign of future deciduous teeth as a thickening of oral ectoderm appears at about_____________?
33 / 50
Biomechanism that unites the epithelium to the tooth surface is_____________?
34 / 50
Remnants of the Hertwig?s root sheath are found in____________?
35 / 50
The thinnest epithelium of oral cavity is found in the____________?
36 / 50
Basement membrane________________?
37 / 50
Organ of chievity is seen near the______________?
38 / 50
One of the following statement is unique about circumpulpal dentine______________?
39 / 50
The most abundant principle fibre group in periodontal ligament is____________?
40 / 50
Which of the following is not correct ?
41 / 50
Which of the following is a rare occurrence______________?
42 / 50
An enzyme present in saliva which causes cell wall lysis____________?
43 / 50
The cells of the dental pulp which are responsible for the deposition of reparative dentin are_________?
44 / 50
Length of enamel rods is_____________?
45 / 50
Which of the following enzymes are involved in bone formation________________?
46 / 50
Resorption of dental tissue is caused by_____________?
47 / 50
Incremental lines of retzius are seen in______________?
48 / 50
Which of the following is true______________?
49 / 50
The pain transmission through dentin is______________?
50 / 50
Ionic exchange between enamel surface and environment______________?
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