The thickness of prismless enamel in diciduous teeth is______________?
The thickness of prismless enamel in diciduous teeth is______________?
A. 25 μ m
B. 50 μ m
C. 75 μ m
D. 100 μ m
A. 25 μ m
B. 50 μ m
C. 75 μ m
D. 100 μ m
A. Ureter
B. Major calyx
C. Minor calyx
D. Renal pyramid
A. Gold solder and borax flux
B. Gold solder and fluoride flux
C. Silver Solder and borax flux
D. Silver solder and fluoride flux
A. Impacted 3rd molar
B. Impacted supernumerary tooth
C. Odontome
D. All of the above
A. 1 : 6
B. 1 : 5
C. 1 : 1
D. 6 : 4
A. high fusion expansion
B. high fusion temperature
C. linear coefficient of thermal expansion less than but close to that of metal
D. Linear coefficient of thermal expansion greater than, but close to that of the metal
A. Carbon
B. Molybdenum
C. Chromium
D. Nickel