1. 205-RS-02 Dental Material Dra. Berta Carrillo

2. True-False Questions ___ Workplace injuries are unavoidable in a dental office ___ Microorganisms are present in blood, body fluids, and saliva ___ Acute chemical toxicity results from high levels of exposure over a short period of time ___ The effects of chronic chemical toxicity include cancer or infectility

3. ___ The type of latex gloves worm during patient procedures provide adequate protection when handling chemical disinfectants ___ Exposure to even small amounts of free mercury can be hazardous ___ OSHA requires an eyewash station to be installed in every place of employment where chemicals are used ___ Bioaerosols in the dental environment can contains saliva, blood, metals, and latex particles

4. Fill-in the blank 1- List three ways that toxic chemicals enter the human body a_________ b__________ c_________ 2- List three occupational hazards present in most dental office a________ b_________ c__________

5. List the setup for mixing zinc phosphate as a permanent cement a) b) c) d)

6. Matching ___ Permanent restoration for posterior teeth ___ Material to protect the pulp and regenerate ___ Material that seals or reduces leakage ___ Material that prepares tooth structure for bonding ___ Permanent restoration for anterior and posterior teeth a) Calcium hydroxide b) Composite c) Conditioner or etchant d) Amalgam e) Cavity varnish f) Bonding agent