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Ch. 36,58,59
Review/ flashcards. moisture control, sealants, coronal polishing
| Question | Answer |
|---|---|
| saliva ejector | remove liquids from the mouth |
| HVE oral evacuator | removes water and debris during procedures |
| cotton roll isolation | absorbs the flow of saliva |
| dental dam | isolation of one or more teeth |
| When should evacuation system hoses be flushed? | end of the day |
| Thin rubber dam thickness | Most often used for endodontic treatment |
| Medium rubber dam thickness | Widely used for ease of handling and ability to isolate selected teeth |
| Heavy rubber dam thickness | When tissue retraction and extra resistance to tearing is necessary |
| What rinsing technique is regularly completed throughout a procedure? | limited |
| Using a 5-hole dental dam punch, match the correct hole punch to the correct tooth. maxillary interior's | 2 |
| Using a 5-hole dental dam punch, match the correct hole punch to the correct tooth. premolars | 3 |
| Using a 5-hole dental dam punch, match the correct hole punch to the correct tooth. anchor tooth | 5 |
| The main function of the saliva ejector is to... | remove saliva and water |
| Why is it important to wet a cotton roll before removing it from the mouth? | The cotton roll may pull on the lining mucosa |
| If you are unable to slide the dam material interproximally, what can be placed on the underside of the dam to help in the application? | water-soluble lubricant |
| The assistant uses the ____________ grasp when using the HVE. | palm thumb |
| The rationale for inverting the dental dam is to.. | prevent saliva leakage |
| With the high-speed handpiece positioned on the occlusal surface of tooth #4, where would the HVE be positioned? | lingual surface of tooth #3 |
| When working with a right handed dentist the suction should be held in which hand? | right |
| Aspirate means... | to draw back or within |
| What are the three most common methods used for maintaining a dry field of operation? | dry angles ,cotton rolls, dental dam |
| Removal of plaque and stains from the coronal surfaces. | coronal polishing |
| Stains that occur on the surfaces of the teeth that may be removed by polishing. | extrinsic stains |
| Stains that occur within the tooth structure and may not be removed by polishing. | instrinsic stains |
| The complete removal of calculus, debris, stain, and plaque from the teeth. | prophylaxis |
| Finger rest when using an instrument or handpiece. | fulcrum |
| What is the purpose of selective polishing? | to polish only teeth with stain |
| What is the most common technique for stain removal? | rubber cup polishing |
| What is the purpose of a fulcrum? | to provide stability to the hand |
| What precautions should be taken when one is using a bristle brush? | not to traumatize the tissue |
| Toward which direction should the polishing stroke by directed? | toward the occlusal/incisal |
| How should the patient's head be positioned for access to the maxillary anterior teeth? | chin upward |
| To avoid the abrasive effects, what is the recommended amount of time to spend polishing each tooth? | 3 to 5 seconds |
| Endogenous stains on teeth may be due to | tetracycline usage during tooth development |
| Which grasp is used to hold the handpiece? | pen grasp |
| Amalgam stain is which type of stain? | intrinsic stain |
| Which procedure refers to the complete removal of calculus, debris and stain from the teeth? | oral prophylaxis |
| The air-powder polisher using a high-pressure stream of warm water and __________. | sodium bicarbonate |
| The recommended polishing pastes are those with... | high polish and low abrasion levels |
| How are polishing pastes available? | various grits |
| Phosphoric acid etchant is very dangerous if used improperly. Which of the following precautions is advised when using this strong acid? | Patient and operator should wear protective eyewear |
| Under what condition is adjusting the occlusion critical after sealant placement? | When filled sealants are used |
| Which of the following sources of moisture is most likely to negatively affect the bond of sealants to the enamel? | Saliva |
| When checking a sealant that you just placed, your explorer skips over a break in the smooth surface of the sealant. What should you do? | Apply additional sealant to cover the void and cure |
| The purpose of dental sealants is _____. | to prevent decay in pits and fissures of teeth |
| What is the primary cause of failure of sealant retention? | moisture contamination |
| What common allergen in dental sealants could cause an allergic reaction if the person already has sensitivity present? | acrylate resin |
| The purpose of the dental floss during dental sealant placement is to ..... | remove excess material from interproximal surfaces |
| Which of the following is used to clean the teeth before etching? | Moistened pumice and a prophy brush |
| Placement of sealant interproximally between adjacent teeth prevents decay from occurring in this susceptible region. T/F | False |
| Sealants are placed ________. | in pits and fissures |
Created by:
kitteade000