DASLE Review Study Guide with
Complete Solutions
Endogenous stains - Answer✔✔-Stains developed from within the structure of the tooth
through developmental and systemic disturbances
Exogenous stains - Answer✔✔-Are those that originate outside the tooth and are caused by
environmental agents.
extrinsic and intrinsic stains depending on whether or not the stain can be removed
Extrinsic stains - Answer✔✔-Stains that appear on the exterior of the tooth and can be
removed.
food, drink, tobacco
Nasmyth's membrane - Answer✔✔-Residue from epithelial tissue on the crowns of newly
erupted teeth that may become extrinsically stained.
amide - Answer✔✔-metabolized by the liver
ester - Answer✔✔-metabolized primarily in the plasma- used as a topical
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local anesthesia contains - Answer✔✔--local anesthetic drug
-sodium chloride- makes solution isotonic with body tissues
-distilled water- supplies added water of solution
concentrations levels of vasconstrictors - Answer✔✔-the smaller the ratio, the higher the
percentage
inferior alveolar nerve block - Answer✔✔-mandibular nerve block
the larger the gauge - Answer✔✔-the smaller the needle
the smaller the gauge - Answer✔✔-the larger the needle
Plain Gut Suture - Answer✔✔-Absorable; provides fastest healing for mucous membranes and
subcutaneous tissies
Chromic gut suture - Answer✔✔-absorbable; provides slower heal thing process, allowing
internal tissues to heal first
Polyglactin 910 (Vicryl) - Answer✔✔-absorbable; synthetic material
Silk suture - Answer✔✔-nonabsorable; strength and easy application
Polyester fiber - Answer✔✔--Non absorbable; one of the strongest sutures
Nylon - Answer✔✔-for its strength and elasticity
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