ENAMEL Flashcards
1
Q
hardest biologic tissue in the body
A
enamel
2
Q
enamel rods are deposited in a keyhole shape by formative _ cells
A
ameloblastic cells
3
Q
light and dark bands of rod groups
A
hunter-schreger bands
4
Q
exaggerated, twister manner at the cusp tips of the enamel rod
A
gnarled enamel
5
Q
apparent growth lines on the surface of enamel as ridges
A
perikymata or imbrication lines of pickeril
6
Q
two structures noticeable at the dej
A
spindles
tufts
7
Q
termination of dentinal tubules in enamel
A
spindles
8
Q
hypocalcified zones caused by the bending of adjacent group of rods
A
tufts
9
Q
a crystalline calcium phosphate
A
hydroxyapatite
10
Q
organic component of enamel
A
enamelin
11
Q
color of enamel
A
grayish white
12
Q
rods form nearly _ to the dej and curve slightly toward the cusp tip
A
perpendicular
13
Q
surface of each rod
A
rod sheath
