WorksheetsEnamel, Dentin and Pulp
Total questions: 10
Worksheet time: 3mins
The neonatal line in enamel is also:
an enamel spindle
a Line of Retzius
an enamel tuft
a Hunter-Scheger band
What is formed when Hertwig epithelial root sheath (HERS) encounters a blood vessel?
Pulp stones
an odontogenic cyst
An accessory canal
an epithelial pearl
During tooth development, both the pulp and dentin in the mature tooth are products of:
dental sac
enamel organ
dental papilla
Inner Enamel Epithelium (IEE)
The approximate amount of inorganic material in mature enamel is:
66%
76%
86%
96%
Dentin in the mature tooth is produced as a result of secretion by:
ameloblasts
odontoblasts
cementoblasts
osteoblasts
The crystalline structural unit of enamel is:
enamel rod
enamel tuft
enamel lamellae
Tomes Process
All of the following characteristics are true of dentin EXCEPT:
dentin is less hard than enamel
dentin is vascular
dentin makes up bulk of the tooth
dentin is more radiopaque than pulp
Ameloblasts are derived from the:
Outer enamel epithlium (OEE)
Stellate reticulum
Stratum intermedium
Inner enamel epithelium (IEE)
After ameloblasts are finished with enamel apposition and maturation, they become part of the:
Reduced enamel epithelium (REE)
Hertwig epithelial root sheath (HERS)
Epithelial Rests of Malassez
dentin-pulp complex
All of the following is true about pulp EXCEPT:
Pulp is a connective tissue
Pulp is more radiopaque than dentin
Pulp forms from central cells of dental papilla
Pulp is the innermost tissue of the tooth
