Biomechanics Flashcards
hydrophilic primers are usually mixed with a solvent like ____ or ____
alcohol; acetone
hydrophilic primers have very low ____ and allow for attachment to ____
viscosity; composite
chemical properties of a material are those that involve changes in the ____ and ____ of the material
primary; secondary bonding
primary bonding is generally affected by ___ and ____rxns
chemical; electrochemical
secondary bonding is generally affected by processes such as ____ and ____
adsorption (onto); absorption (into)
the spontaneous destructive oxidation of metals is called ____
corrosion
in normal atmosphere of 21% oxygen, all metals except _____ corrode spontaneously
noble metals (gold, platinum, palladium)
____ designed to minimize corrosion
gold alloys
____ recently deemed noble metal by ADA
titanium
____ (ceramics) desirable for ceramic to metal bonding
metal oxides
active metal corrosion leads to ____
destruction (gamma 2)
produces corrosion film that prevents further corrosion
passive metal corrosion (titanium implants)
chemical dissolution normally occurs through dissolution of ____ created by ____ effects of water in local areas of high ____
oxides; hydrogen bonding; acidity
____ interaction is of a concern for metals (biologic property)
metal ion (Hg, Ni)
____ breakdown products of interest and concern
polymer
sensitivity rxns to ____ like ____ are a concern
monomers; latex
biological properties are interrelated with ____ and _____
degradation properties; polymerization process
describe how a material responds to loads or forces
mechanical properties
simple description of forces
single dimension or combinations
single dimension forces
compression, tension, and shear
combination forces
torsion (twisting)
flexion (tensile)
diametral compression (tensile)
