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Instructions: Each row makes one card. Cut along the double lines and fold along the single lines. Then glue or tape the sides together.
A non aerosol topical anesthetic may be applied by the |
Da or RDA
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Two primary reasons for using topical anesthetic agents are: |
Relief of pain and anxiety
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Topical anesthetic is applied in the muco/buccal fold over the apex area of the operation for ___ anesthesia |
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Infiltration
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A mobile tooth is a: |
Sign
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Cracking at the corner of the mouth is know as: |
Cheilitis
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The tab of tissue on the inside of the cheek just opposite the upper first molar is: |
The opening to the parotid salivary gland
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Removing tissue for the examination under a microscope is called: |
Biopsy
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Before administering N20 to the patient: |
He or she is instructed to take several deep breaths
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A patient's overjet is measured by: |
The horizonal distance the maxillary teeth protrude beyond the mandible
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A cross bite is: |
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A class I malocclusion is: |
The posterior teeth and mandible are in a normal position but there are malpositioned anterior teeth.
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A class II malocclusion is: |
The posterior teeth and maxilla are in a protruded position in relationship to the mandible
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A class III malocclusion is: |
The posterior teeth and maxilla are in a retruded position in relationship to the mandible
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A class II elastic: |
Attaches the anterior of the maxillary appliance and posterior of the mandibular appliance
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Elastic orthodontic separators are placed: |
By a DA
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The following are not used for separators: |
Tie wires
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When placing a TP spring: |
First insert lingual side
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When removing separators care must be taken: |
To avoid injuring the interdental papillae
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A useful instrument for removing elastic separators is a: |
Sickle scaler
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T-P springs are a type of: |
Separator
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How long do elastic separators need to be left in place? |
3-5 days
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An elastic separator is placed by |
a period of more than 8 hours
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Headgear should not be worn during: |
Sports activites
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When ligating with a wire tie, the tie wire should be: |
Bent at a 90 degree angle
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After twisting the wire ligature the " pigtail" should be cute to a length of approximately: |
3 mm
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Ater the wire ligature has been cut the cut end ("pigtail") is bent: |
Gingivally
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A removable retainer should: |
1.should not impinge soft tissue 2. seat completely to the soft tissue 3. fit securely without dislodging
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when placing head gear: |
Place one side first then the other
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What are the vital signs? |
1. Blood pressure and pulse 2. Temperature 3. Respiration
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A mouth mirror is used for? |
1. Light reflection 2. Retraction of soft tissues of the mouth
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It is possible to obtain an incorrect blood pressure reading by? |
1. using the wrong size cuff 2. Placing the cuff to high on the arm 3. Taking visual reading instead of listening to the sounds
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A serviceable temporary filling should have the following characteristics? |
1. Sealed margins 2. Appropriate contact points
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A matrix band placed incorrectly can cause? |
1. Flat contours 2. Overhang 3. Tooth movement
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A sepecial type of retainer which can be placed from the lingual is called: |
Contra angle retainer
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What is not a type of cancer? |
Leukoplakia
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Mercury levels in the office be controlled by: |
1. Storing scrap amalgam in a tightly sealed jar 2. keep all amalgam materials on an edged tray
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A Temp. crown should reproduce the following: |
1. Mesio-distal length 2. Correct occlusal height 3. Buccal-lingual width 4. Contact points
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The best way to reduce the gag reflex on a patient during an impression is to: |
1. Use adequate post dam 2. Have the patient breath through their nose 3. Use fast-set alginate
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The purpose of pulp testing is to: |
1. Determine whether there are living nerves within the pulp 2. Aid in diagnosis of pulpitis
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Thermal sensitivity test may indicate that the pulp tissue is undergoing liquefaction and the reaction to the applied heat is: |
Increase pain
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A pulp tester is used to help determine the: |
Vitality of the dental pulp
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The patient may be premeditated to alleviate his apprehension and raise his threshold of pain with a type of medication |
Sedative
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A very low reading (0-1) on an electric vitality test indicates: |
Acute inflammation
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vitality of an unexposed pulp may be determined by: |
1. Electrical pulp test 2. Application of cold 3. Application of heat
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The electrode on a vitalometer should be in contact with: |
Enamel
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Prior to pulp testing, the teeth should be: |
Dried
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The chemical symbol representing acidulated phosphate fluoride is: |
APF2 ( it's 'supposed' to be a little "2" - but this daft program won't let me!!!)
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The length of application for sodium fluoride applied topically is for: |
4 Minutes
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Following a topical fluoride application, what instruction are given to the patient? |
To avoid food and liquid during the next 30 minutes
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An undesirable result of using waxed dental floss before topical application of fluoride is: |
Coating on the proximal surfaces
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Mottled enamel is associated with: |
Excessive amounts of fluoride in drinking water
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The recommended concentration of fluoride in community water supplies is: |
1.0 ppm
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Application of topical fluoride is duty permitted by the: |
DA, direct supervision
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Research has shown that the fluorides are most effective in: |
Water
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When removing excess cement, a know in dental floss may be used: |
Through the interproximal only
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Excess cement should be removed: |
After is has hardened
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A class II temporary cement filling: |
Should be formed to tooth anatomy, having proximal contact and have sealed margins
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The least irritating of the dental cement listed is: |
Zinc-oxide-eugenol
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Sizing and cementation of temporary crowns may be performed by |
RDA under direct supervision
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When cementing temporary crowns: |
The amount of cement placed in the temporary depends on the type of crown
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The margin of a temporary crown should extend: |
1 mm below the free gingival
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To decrease the setting time of zinc phosphate cement: |
The material is quickly incorporated
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A class II sedative restoration should: |
1. Be placed in a dry cavity 2. Seal occlusal margins
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A temporary sedative dressing is placed: |
1. To protect the dentin and pulp 2. Maintain contact and occlusion
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The dentist is on vacation and a patient comes to the office, having displaced a temporary dressing. you may: |
Appoint patient with another dentist immediately
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Which one of the following instruments would be the instrument of choice to remove an excess of temporary restoration? |
Explorer
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An "ideal" temporary sedative dressing: |
1. seals tooth 2. Supports occlusal forces 3. Reproduces tooth contours 4. Prevents tooth movement
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To prepare the mouth to place the runbber dam you should: |
1. Check contact areas of teeth to be isolated by passing dental floss through 2. check for alignment of teeth and missing teeth 3. Determine which teeth are to be isolated 4. Determine which tooth is to be the anchor tooth
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A correctly applied rubber dam will: |
1. Increase the efficiency of the dental team 2. Provide the driest operating field possible 3. Provide soft tissue retraction 4. Provide patient control
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After removing the rubber dam, the next step is to: |
Check rubber dam and see that it is intact
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The preliminary diagnosis charting that the dental assistant performs includes: |
Physical and dental data
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Wharton's duct is located: |
Beneath the tongue
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Blood in the soft tissue is know as: |
Hematoma
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An abnormal wearing away of tooth substance due to mechanical process affecting the crown of teeth is indicative of: |
Abrasion
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Instrumentation for a mouth mirror inspection is: |
Mouth mirror, explorer and probe
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A progressive lesion of calcified dental tissue characterized by loss of teeth structure is: |
Caries
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What is the appearance of granulation tissue? |
White
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The first step in completing a patient record is: |
Patient history
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All of the following are performed during an oral inspection except: |
Determining sequence of dental needs
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Injury of the tissues of the body is the result of: |
Trauma
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Of those duties listed below, which cannot be performed by the DA under the direct supervision of the dentist? |
Mouth mirror inspection of the oral cavity
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The classification of caries on the occlusal two-thirds of a distal surface is: |
Class II
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A class II restoration includes the following surfaces: |
1. Mesial 2. Distal 3.Occlusal
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General appraisal of your patient during visual observation would include: |
1. Obesity 2. Perspiration
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Bite wing x-rays are used by the dentist to diagnose: |
Interproximal caries
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A good impression should include: |
1. Palate 2. Frenum 3. Reflex areas 4. Tuberosities
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In order to correctly seat a lower alginate impression should have your patient: |
Raise their tongue after placement
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A granular alginate impression mix may be caused by: |
Improper water powder ratio
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Which of the following blood pressure readings would be cause for the GREATEST concern: |
150/100
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You are in the operatory with your patient alone. The patient was given an injection of local anesthesia for a short operative procedure. You notice that the patient has broken out in a rash and says their skin itches. What might be wrong? |
Anaphylactic shock
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What would be the Best course of action to some someone having anaphylactic shock to local anesthesia. |
Inform the dentist and call a paramedic
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Your patient seems more nervous than usual during dental trearment, in the middle of the procedure they complain of a severe pain in their lower jaw. This patient has history of diabetes and heart problems. What might be wrong? |
Angina pectoris attack
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The appropriate treatment for a patient suffering from an asthma attack would include all of the following except: |
Have the patient breathe into a bag
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Which of the following may indicate overexposure to radiation? |
1. Nausea and vomiting 2, skin rash 3. Loss of hair
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In checking the nitrous oxide/oxygen tanks prior to seeing a patient the assistant notices the tank gauge reads 200 psi. This reading would indicate the: |
Tank pressure has decreased from full sate
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The last procedure that should be performed just prior to cementation of a temporary crown is: |
Festoon the contact area
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The least irritating cement to use with a temporary crown is: |
Zinc oxide
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Which of the following medications might be taken by a patient who has suffered a stroke? |
Anticoagulants
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Which of the following might be signs of a patient in too deep sedation with nitrous oxide? |
Nausea
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The main nutrient found in fruits and vegetables are: |
Vitamin A, C, iron and riboflavin
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An excellent source of vitamin A is: |
Liver
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Symptoms of vitamin C deficiency are: |
Bruise easily
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A patient has just experienced syncope after an injection. what treatment could a dental assistant administer? |
Place patient in reclining position with their head lower than their feet
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The orthodontic facebow should be placed: |
One side at a time
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Acetone or fruity smelling breath, deep respirations, excessive thirst are symptoms of: |
Diabetic acidosis
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If the patient condition were to progress to complete circulatory collapse, the RDA would immediately administer which of the following? |
Cardiopulmonary resuscitation
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The symptoms described in the aove situation would indicate that the patient is suffering from: |
Heart attack
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In the above situation the INITIAL procedure would be to: |
Place patient in semi supine position & administer oxygen
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Orthodontic retainer instructions should include: |
1. Brushing of the retainer teeth, soft tissue 2. Removal of retainer during sports
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What instructions should be given to a patient following an arch wire ligation procedure? |
1. Oral hygiene instruction 2. Food to avoid 3. Warning of possible disconmfort
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To insure that all excess cement has been removed which of the following techniques should be used after cementing a gold restoration? |
1. Exploration of the marginal & interproximal area with explorer 2. Inspection of the oral cavity with a clear mouth mirror with good illumination
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The RDA is legally responsible for: |
No entries in the chart for services performed
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Which of the following abrasives should be chosen for coronal polishing when the patients teeth display mild sensitivity? |
flour of pumice
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The complete health history of a patient should include: |
1. Blood pressure reading 2. Record of chronic illnesses 3. chief dental complaints 4. Prescription and self prescribed drugs 5. History of exposure to ionizing radiation 6. Past sensitivity to medications
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A properly adapted impression tray should include: |
1. The retromolar area 2. All teeth 3. Tissues in the vestibule 4. Frenum or muscle attachments
|
When utilizing correct for-handed dentistry techniques, how should the dental assistant receive a cutting instrument? |
Extended little finger
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Once inserted, where are metal spring separators located in relation to the contact area? |
Occlusal and gingival to the contact area
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Indicate the correct sequence of steps for placing a PRFORMED aluminum temporary crown? |
1. Measure mediodistal space at the contact area and select the crown 2. Try the crown and check the fit 3. Adjust the length of the crown 4. Adjust occlusion 5. Cement temporary crown
|
The dentist has just completed periodontal surgery in the lower right quadrant and has extracted tooth #32, which was impacted. The RDA may: |
Place a periodontal dressing over the periodontal wound area
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A rubber dam is used for all of the following except to: |
Stabilize loose teeth
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Which of the statements are TRUE concerning the proper placement of a rubber dam clamp? |
1. Stabilize dam around teeth 2. Retract the dam and tissues
|
How should a rubber dam be removed from interproximal spaces? |
Clip intersptal rubber with scissors
|
After checking the developer solution for proper temperature. the manufacturers directions for the time and temperature, and the proper functioning of the timer, the probable cause for light radiographic film would be: |
Weakened solution
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While examining the nitrous oxide/oxegyn tanks, the registered dental assistant notices that the oxegyn pressure gauge registers 15 psi. This is a sign that: |
The pressure of the oxygen gas has decreased from the normally full state
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What can be done to prevent the suture material from sticking to the periodontal dressing? |
Wipe petroleum jelly on the suture material after suture is placed
|
Mercury fumes |
Oil-covered containers for amalgam scrap
|
Inhalant particles produced during removal of old restorations |
An efficient evacuation system and use of masks by the dental team
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Pumice and polishing agents |
Flushing and aspirating devices
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Which of the following is characteristic of chronic inflammation of gingival tissue? |
Soft spongy consistency, bleeding readily
|
Instructions to a patient with a dry socket include: |
1.Application of cold every 30 min ( off and on) 2. Reminding patient to take prescribed antibiotics 3. Reminding patient to take prescribed analgesics 4. Rinsing with warm saline solution
|
Constricted pupils suggest that the patient is: |
Under the influence of narcotics
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Current research on nitrous oxide administration would lead one to believe that: |
1. Routine inhalation of exhaust gases may produce negative results in male and female 2. Females in the first trimester of pregnancy are at risk 3. Office should have gas removal equipment
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Immediately following the surgical removal and suturing of an impacted mandibular third molal, the RDA is requested to place a surgical sedative dressing over the wound. Which of the following should be done? |
Cover the wound with a thin layer of zinc oxide eugenol
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When placing a tofflemire matrix retainer, it is important that the slotted edge of the retainer is directed: |
Gingivally
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What is the first sign of gingival over-extension when placing a temporary crown? |
Blanching (tissue white)
|
When used in orthodontic treatment, a positioner is: |
An elastic type retainer worn following removal of appliance
|
How should the patient be advised to wear headgear? |
Insert one side first, then insert the other
|
Cavity varnish should be applied |
With a cotton pellet
|
In drying the root canal with an absorbent paper point, how is the proper length of the point determined? |
By use of an x-ray film measurement
|
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