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Quiz Chapters 36, 37
Final review
| Question | Answer |
|---|---|
| A cotton roll holder is designed to hold multiple cotton rolls in a more secure manner for the __________ quadrant(s). | mandibular |
| Which of the following is used the most to remove excess fluid throughout a restorative dental procedure? | Saliva ejector High-volume evacuator |
| The ________ is punched as the largest size hole (#5) to accommodate the dental dam clamp that fits on the ________ tooth. | keypunch hole; anchor |
| The dental dam is placed ________ the local anesthetic is administered. | after |
| Frequent removal of debris as it accumulates during a procedure is called | limited-area rinse. |
| When removing cotton roll isolation, the dental assistant must wet the cotton roll before removal because | a dry cotton roll can stick to the lining mucosa and cause injury. |
| All of the following are specific guidelines for positioning the HVE except | place the HVE after the dentist positions the handpiece and mirror. |
| The three most common methods used to isolate a specific area of the mouth include | cotton rolls, dry angles, and the dental dam. |
| To create ideal conditions during a dental procedure, the isolation technique should | be comfortable for the patient. |
| The high-volume evacuator (HVE) is able to take up water and debris because a _____ volume of air is moved into the vacuum hose at _____ pressure to create a strong suction. | high; low |
| All the following are guidelines for using the air–water syringe except | directing the syringe tip toward the patient’s nose and lips. |
| When holes are punched in the dental dam, they are spaced _________ mm between the edges of the holes. | 3.0 to 3.5 |
| All of the following describe an operative suction tip except | smaller in circumference than a surgical suction tip. |
| A ______________ is used to remove solid debris from the oral cavity during a dental procedure. | high-volume evacuator (HVE) |
| All of the following are indications for using the saliva ejector except | removal of solid debris. |
| Which of the following is used along with the HVE to complete the rinsing process? | Air–water syringe |
| Which of the following does not describe dry-angle isolation? | Tightly rolled absorbent cotton |
| The holes for the maxillary anterior teeth are punched down _______ from the upper edge of the rubber dam material. | 1 inch |
| Which thickness of rubber dam material is most widely used for operative procedures? | Medium |
| The HVE suction tip should be positioned | so that the edge of the suction tip is even with or slightly beyond the occlusal surface or incisal edge. |
| The part of the dental dam clamp that encircles the tooth and must be firmly seated to stabilize the clamp is the | jaws. |
| The rubber dam may tear or stretch if the holes that are punched in it are too | close together |
| The purpose of inverting the dental dam into the gingival sulcus is to | prevent saliva leakage. |
| Dental dams are made of either latex or latex-free material and come precut as squares that measure ________ inches for treating the permanent dentition. | 6 ´ 6 |
| Dental dam clamp parts include the bow and the jaws. The bow is the rounded portion of the clamp that extends through the dam and is positioned toward the | distal aspect of the tooth. posterior of the mouth. |
| Maintenance of the evacuation system includes each of the following except | replacement of the entire system on a yearly basis. |
| The dental assistant grasps the evacuator in the ________ hand(s) when assisting a right-handed dentist. | right |
| The dental dam material between the holes of the punched dam is called the | septum. |
| The plastic, U-shaped frame is placed _______ the dam; the metal Young frame and the Ostby frame are placed ________ the dam. | under; outside |
| In which method of dental dam placement does one place the clamp and then stretch the dental dam over it? | Two-step method |
| The length of time from injection to complete and effective conduction blockage is called | induction. |
| What type of injection technique would the dentist use most frequently on tooth #6? | Infiltration |
| To be certain that the anesthetic solution is not injected into a blood vessel, the dentist | always aspirates before depositing any solution. |
| Used or contaminated needles and cartridges are discarded in the | sharps container. |
| njecting the anesthetic solution directly into a small, isolated are of the tissue at the site of the dental procedure, generally used on the maxillary teeth, is called a(n) | local infiltration anesthesia. |
| The hollow center of the needle through which the anesthetic flows is called the | None of the above is correct. |
| What can cause paresthesia? | Trauma to the nerve Bleeding into or around the nerve Contaminated anesthetic solution All of the above. |
| What nerve is anesthetized for tooth #31? | Inferior alveolar nerve |
| A 30-gauge needle would be a ____________ needle than a 27-gauge needle. | thinner |
| The different levels of consciousness and unconsciousness are referred to as stages of anesthesia; these stages include all of the following except stage | III (cardiac arrest). |
| The use of an anesthetic solution without a vasoconstrictor is recommended for patients with a history of | recent myocardial infarction. |
| Most surgical procedures are scheduled in the early morning, because | patients must not eat or drink for 8 to 12 hours before receiving general anesthesia. |
| Which of the following ratios of vasoconstrictor to local anesthetic would contain the lowest level of vasoconstrictor? | 1:200,000 |
| The color-coding system for anesthetic cartridges allows the practitioner to select the correct anesthetic solution by distinguishing the correct | type and concentration of solution and concentration of vasoconstrictor. |
| Which of the following choices represents the lowest ratio, meaning greatest concentration, of vasoconstrictor in local anesthetic? | 1:20,000 |
| The dental assistant is preparing anesthesia for tooth #13. What length needle would be selected? | 1 inch |
| The gauge of the needle refers to the thickness of the needle; the larger the gauge, the ____________ the needle | thinner |
| Anesthesia is defined as | the temporary loss of feeling or sensation. |
| A short-acting local anesthetic agent can last from ___________ minutes. | 60 to 180 |
| The most frequently used form of pain control in dentistry is | local anesthesia. |
| Intravenous sedation | may be monitored by a certified dental assistant in some states after completion of a board-certified course. |
| During the loading of an anesthetic syringe, the ___________ is loaded first. | anesthetic cartridge |
| In which stage of anesthesia is the patient relaxed and fully conscious? | Stage I |
| _______________ is added to a local anesthetic agent to slow down the intake of the agent and increase the duration of action. | A vasoconstrictor |
| In patients with an acute infection in a tooth or soft tissue, local anesthetics are not as effective because of an increase | in lymphocytes (white blood cells) |
| The part of the anesthetic syringe that locks into the rubber stopper of the anesthetic cartridge so that the stopper can be retracted by pulling back on the piston rod is the | harpoon. |
| The vasoconstrictor added to lidocaine local anesthetic to prolong its effect is | epinephrine. |
| Which of the following must be used to protect dental personnel from the occupational risks of N2O by reducing the N2O released into the treatment room? | Scavenger system Patient mask that fits well and does not leak |
| The lengths of the needles used in dentistry are | 1 inch and 1 5/8 inches. |
| The type of local anesthetic that would be selected for a patient with a medical history that indicates a recent myocardial infarction is | Carbocaine plain. |
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