NDAEB WE Mock Exam

A mother of a 5-year-old child ask the dental assistant which of her daughter\’s teeth will fall out first. What is the most accurate response?

Which of the following produces more than half of the total amount of saliva?

A 45-year-old patient visits the clinic with complaints of difficulty swallowing (dysphagia). On clinical examination, the dentist notes normal muscle function of the floor of the mouth. The dentist explains that one of the muscles plays a critical role in elevating the hyoid bone to assist in swallowing. Which of the following muscles of the mouth floor raises the hyoid bone to assist in swallowing?

This instrument is used to prepare the tooth and plane the walls and floors of the tooth preparation with a push-pull action:

A patient came for the scheduled appointment for debanding of braces. Which handpiece would be used for the removal of bonding materials from a tooth surface after orthodontic appliances are removed?

If a patient\’s anterior teeth are positioned too far back on the bite-block, these teeth will appear out of focus on the radiograph. What would be the solution for this?

As a dental assistant, which of the following task would be assigned to you during the making of a cast restoration?

A 38-year-old patient underwent periodontal surgery for pocket reduction. The patient asks when they can begin rinsing their mouth to maintain hygiene while preventing interference with healing. After periodontal surgery, what instructions should be given regarding rinsing?

The following are non-absorbable suture materials, except

Which of the following is true regarding the method of polymerization?

If an employee reports a workplace violation to the HSLC, employers can?

A dental team in a large clinic wishes to incorporate a new program for teeth whitening and educating patients on the use of whitener products. They examine several new products on the market and review research regarding the products. The BEST products have research that?

A 32-year-old patient comes to the dental clinic complaining of severe, throbbing pain in their lower right jaw that worsens when they lie down. The patient mentions that the pain has been present for two days and radiates to their ear. They also report difficulty chewing and swelling in the affected area. On examination, the dentist notes a swollen, red area on the gum near the first molar with tenderness upon palpation. The patient reports sensitivity to both hot and cold foods. Which of the following is the most likely symptom directly assoc

What is the MOST effective preventive method for maintaining clinical equipment and surfaces free of cross contaminants?

A biologic indicator comes back positive but the chemical indicator and mechanical indicators are normal. What is the appropriate step?

A dental assistant is preparing to assist in a surgical procedure. Before entering the operating room, the dental assistant performs hand hygiene. Despite thoroughly scrubbing her hands, she notices dirt residue trapped in a specific area, highlighting the need for extra attention during handwashing. When washing hands, special care should be taken around the ____.

A 38-year-old dental assistant has worked in a busy dental clinic for ten years. During procedures, she frequently performs repetitive tasks such as holding suction devices, passing instruments, and maintaining awkward wrist positions. Lately, she has been experiencing numbness, tingling, and discomfort in her dominant hand, particularly in the thumb, index, and middle fingers. These symptoms worsen at night and after prolonged work. Dental workers have an increased risk of developing ______.

Which of the following final impression material is easy material to mix, a short mixing time of 30-45 seconds and similar setting time of roughly 7 minutes:

A 25-year-old patient visits your dental clinic for a routine check-up. During the examination, you observe a carious lesion on the lower right second premolar. To document this in the patient’s record using the FDI numbering system, you need to identify the correct tooth number. What is the FDI number for the lower right second premolar?

A dental office is auditing its patient files to determine which records are inactive and can be archived. If a patient records are considered inactive, when was the last time the patient visited the dental office?

A dental assistant has started working for an orthodontist. The office uses a different system of numbering the teeth than the assistant has normally used in previous offices. This one uses a bracket and quadrant numbers or letters. What is this charting number system?

A patient states that in the last year, he has gained 45 lbs and expresses concerns about his overall health and appearance. He also says that he eats a lot of fast food because he travels a great deal and doesn\’t have time to cook. At today\’s appointment, the dentist notes three new caries. What suggestions can you initially make to help this patient?

From the list of materials given below choose the one that best matches the terms. Each may be used once more than once or not at all.

What is the Transfer for left-handed clinicians?
Choose only ONE best answer.

From the list of materials given below choose the one that best matches the terms. Each may be used once more than once or not at all.

What is the static position for left-handed clinicians?

From the list of materials given below choose the one that best matches the terms. Each may be used once more than once or not at all.

What is the Assistant\’s zone for left-handed clinicians?
Choose only ONE best answer.

From the list of materials given below choose the one that best matches the terms. Each may be used once more than once or not at all.

What is the operator\’s position for left-handed clinicians?
Choose only ONE best answer.

A 35-year-old patient with epilepsy presents for a minor surgical procedure. Upon reviewing their medical history, it is noted that they are on long-term anti-epileptic drug therapy. The surgeon expresses concern about an increased risk of bleeding during the procedure. Which of the following medications is most likely associated with an increased risk of bleeding in this patient?

Which of the following consists of p-Chloro-m-xylenol as an active ingredient?

A 45-year-old patient presents to the clinic with a sore throat and mild discomfort while swallowing. The patient prefers a medication in a lozenge form for symptomatic relief due to its ease of use. Which medication is available in a lozenge form?

What is the drug used to treat a patient who has a severe allergic reaction?

In relation to the operator, should the dental assistant be positioned lower or higher when seated properly?

A dental assistant is preparing for equipments and supplies for the following restorations
36 occlusal
21 ML
11 DL
46 MOD
OPG indicates that 38 is missing
Where to place wedge for restoration of 46 MOD

36 occlusal to be restored with composite is charted as

Identify the charting symbol

Which is used to prevent damage to occluded models while trimming?

From the list of items given below choose the one that best matches the terms. Each may be used once more than once or not at all.

A radiopaque midline structure that separates the two nasal cavities

From the list of items given below choose the one that best matches the terms. Each may be used once more than once or not at all._x000d_

Which radiographic landmark is visible as a small round or oval radiolucency located near the apex of the mandibular premolars?

From the list of items given below choose the one that best matches the terms. Each may be used once more than once or not at all._x000d_

Which radiographic landmark may appear as a triangular radiopaque structure superimposed over the maxillary posterior teeth on a maxillary molar periapical image?

A patient has received a porcelain jacket crown to restore a fractured anterior tooth. After the crown is cemented using adhesive resin cement, the clinician explains that the bond formed between the adhesive and the tooth structure plays a crucial role in the crown\’s retention and longevity.

From the list of items given below choose the one that best matches the terms. Each may be used once more than once or not at all._x000d_

Which radiographic landmark may appear as a triangular radiopaque structure superimposed over the maxillary posterior teeth on a maxillary molar periapical image?

A patient visits a dental office for a crown restoration. During the financial consultation, the office staff informs the patient that their insurance will cover 80% of the treatment cost after the patient pays a $50 amount required before the insurance benefits are applied. What is the $50 amount the patient must pay called?

A patient visits a dental office for a crown restoration. During the financial consultation, the office staff informs the patient that their insurance will cover 80% of the treatment cost after the patient pays a $50 amount required before the insurance benefits are applied. What is the $50 amount the patient must pay called?

A dental assistant is preparing instruments for sterilization. After placing wrapped instruments into the autoclave, the assistant notices some condensation inside the wrapping after the sterilization cycle. Despite this, the instruments are immediately placed in storage without allowing time for drying. A few days later, contamination is detected on some instruments.The most likely reason for contamination in this scenario is

A patient undergoing a coronal polishing procedure suddenly reports feeling dizzy and lightheaded. The dental assistant notices the patient appears pale and is concerned about managing the situation appropriately to ensure patient safety and comfort. What position should the patient be placed in to manage dizziness during the coronal polishing procedure?

Of the following, which packaging materials cannot be utilized with chemical vapor sterilization?

A dental assistant is preparing instruments for sterilization. After placing wrapped instruments into the autoclave, the assistant notices some condensation inside the wrapping after the sterilization cycle. Despite this, the instruments are immediately placed in storage without allowing time for drying. A few days later, contamination is detected on some instruments.The most likely reason for contamination in this scenario is

The fundamental aspects of basic life support include

The fundamental aspects of basic life support include

CPR combines external cardiac compressions to stimulate the heart with rescue breathing to ensure that adequate air is entering the lungs. All steps in this emergency support system should be initiated only after the arrival of a trained emergency medical service rescuer. Which of the following is correct?

Match the following dental surgical procedures with indications of treatment

Which of the following is an indication of a gingival graft?

Match the following dental surgical procedures with indications of treatment _x000d_

Which procedure is indicated for gingivectomy?

Match the following dental surgical procedures with indications of treatment _x000d_

Which dental surgical procedure is indicated for crown lengthening?

Match the following dental surgical procedures with indications of treatment _x000d_

Which procedure is indicated for operculectomy?

A patient is scheduled for a dental treatment plan that includes a crown restoration. The dental office informs the patient that their insurance will cover 80% of the cost of the treatment. The patient asks about the insurance process for the treatment and how the payment will work. If the patient’s insurance covers 80% of the proposed treatment, the patient is eligible for which of the following benefits?

In four-handed dentistry, the area of exchange is located

Which wall of the cavity preparation is perpendicular to the long axis of the tooth?

During an operative procedure, the best way to keep the tooth from overheating and damaging the pulp is to

Of the following, which is NOT a crucial exposure control plan component as per CCOHS\’s Bloodborne Pathogen Standard Revision?

Which among the following are the immunizations strongly recommended for healthcare personnel

1. Hepatitis
2. Influenza
3. Measles
4. Mumps
5. Rubella
6. Varicella-zoster
7.Chicken pox

Which filler type of composite resin has the strongest makeup and is used commonly for posterior restorations?

What is used to determine the color of the composite resin material during the restorative procedure?

Which of the following is part of a full maxillary denture?

Where should spacer stops be placed while fabricating a custom tray for a bridge?

From the list of items given below choose the one that best matches the terms. Each may be used once more than once or not at all.

A radiopaque midline structure that separates the two nasal cavities

All of the following instruments are required for packing retraction cord EXCEPT for

From the list of items given below choose the one that best matches the terms. Each may be used once more than once or not at all._x000d_

Which radiographic landmark appears as a large radiolucent area located above the maxillary posterior teeth?

After spraying an impression with disinfectant, the impression should be

A patient requires an endodontic treatment for a severely decayed tooth. During the financial consultation, the dental office explains that the patient’s insurance company categorizes endodontic treatment under a specific plan agreement, which determines the cost covered by insurance and the patient’s out-of-pocket expense. What term describes the predetermined cost agreed upon by the insurance company for the endodontic treatment?

When should sealants be placed on a tooth?

What is used during a crown and bridge preparation to displace the gingival tissue?

A 45-year-old male patient is seated in the dental chair during a routine restorative procedure. Suddenly, the patient starts coughing forcefully, followed by spasms of choking. You notice the patient instinctively grabbing his throat with both hands. His breathing appears labored, and his speech is interrupted. Upon questioning, the patient struggles to communicate but points toward his throat. What is the most likely cause of the patient\’s symptoms?

To minimize a patient’s gag reflex while taking a maxillary alginate impression, the dental assistant would use

Match the following dental surgical procedures with indications of treatment

Which of the following is an indication of a gingival graft?

The surgical instrument used to trim alveolar bone and eliminate sharp bony projections is a

Which of the following conditions may occur if excess cement is not removed from the cervical margin after the cementation of a crown?

What is the first step to taking a panoramic radiograph?

A 62-year-old patient with a history of angina visits the dental clinic for a routine procedure. During the appointment, the patient begins to experience chest pain. The dental team administers the patient’s nitroglycerin medication as prescribed, but the pain persists despite multiple doses. The patient appears increasingly distressed and is sweating profusely.If all of the normal treatments for angina do not relieve the pain that the patient is experiencing, the dental team should assume that the patient is suffering from

During an amalgam restoration procedure, articulating paper is used to evaluate the

The operator has prepared an MO amalgam preparation on tooth number 37. The interproximal box is rough and needs to be smoothed. What would you pass to the operator?

If a patient misses a dose of topical anesthetic medicine and it is close to the time to apply his next dose, he should?

A full-mouth X-ray series?

What is the risk of performing a dental procedure on a woman in her first trimester of pregnancy?

Dr. Smith, a dentist, is running 30 minutes behind schedule due to a complex procedure earlier in the day. Three patients are waiting in the reception area for their appointments. The receptionist notices that one patient looks visibly frustrated and another keeps checking the time. What is the most appropriate action to take when the dentist is running behind schedule?

On a prescription, the abbreviation prn means

During an amalgam restoration procedure, articulating paper is used to evaluate the

A 35-year-old patient is undergoing a restorative dental procedure. During the procedure, a rubber dam is needed to isolate the tooth. The dentist is concerned about the possibility of the patient swallowing or aspirating the rubber dam clamp accidentally. What precautions must be taken to prevent the accidental swallowing or aspiration of the rubber dam clamp?

A 35-year-old patient is undergoing a restorative dental procedure. During the procedure, a rubber dam is needed to isolate the tooth. The dentist is concerned about the possibility of the patient swallowing or aspirating the rubber dam clamp accidentally. What precautions must be taken to prevent the accidental swallowing or aspiration of the rubber dam clamp?

A 35-year-old patient is undergoing a restorative dental procedure. During the procedure, a rubber dam is needed to isolate the tooth. Which of the following instruments would you use to tuck the rubber dam in a patient\’s mouth before treatment in the above case?

All but which of the following are appropriate interventions for a patient who has developed dry socket?

Which of the following is NOT true of four-handed dentistry?

Initial patient contact begins when

How are glass ionomer cements usually applied to the tooth surface?

Mobility testing is

Which of the following are accepted methods of sterilization for endodontic files?
1. Glass bead sterilizer
2. Autoclave
3. Chemical disinfection
4. Chemiclave

Mobility testing is

A 45-year-old patient visits the dental clinic for a routine check-up. During the periodontal examination, the dentist conducts periodontal probing to assess the health of the supporting structures of the teeth. The dentist explains that the probing depth measurements will help identify any periodontal pockets or gum disease.When performing periodontal probing, _____ surfaces for each tooth are probed.

Dental health workers can assist patients in smoking cessation through counseling and oral hygiene education. Ways smoking damage oral health include all of the following except for?

An accurate record of a patient’s financial history with the dental office should be recorded

You are preparing to remove a patient\’s sutures. Which of the following should be your FIRST step?(Repeated qn)

According to this x-ray, where are the cavities located?

What is achieved by injecting the anesthetic solution directly into the tissue at the site of the dental procedure?

A cavity that involves two surfaces of the tooth is known as which of the following?

An accurate record of a patient’s financial history with the dental office should be recorded

About how long does it take for calculus to form?

What abrasive would you use to shape a partial implant?

Which among the following is the best choice for replacing maxillary dentition?

A solution COMMONLY used as an anti-microbial after scaling and polishing includes?

During patient education, your patient says that he dislikes brushing his teeth at home because he has pain in his gums. Which of the following is an appropriate recommendation for this patient?

The active ingredient in most over the counter mouth rinses is which of the following?

The depression under the contact area between a lingual or palatal and facial papilla that conforms to the proximal contact

Which of the following is true regarding a bite registration?
1. Can be made of wax or other puttylike material
2. Is used to articulate the relationship of the maxilla and the mandible
3. Used when fabricating custom trays
4. Used in the fabrication of fixed or removable prosthetics

The depression under the contact area between a lingual or palatal and facial papilla that conforms to the proximal contact

Which among the following is true about Mylar strips?

The depression under the contact area between a lingual or palatal and facial papilla that conforms to the proximal contact

Which of the following is true regarding a dental lab bur?
1. Laboratory burs have a longer shank and a larger head than dental burs.
2. Can be used in the patient\’s oral cavity
3. Should be cleaned and sterilized the same way ordinary burs are
4. Are designed to take more force when being used.

Which of the following are types of carbide burs?
1.Round fissure
2.Tapered cross cut fissure
3.Straight cross cut fissure
4.Inverted cone fissure

During the finishing of a Class III composite restoration, which of the following instruments may be used to remove excess flash and to smooth the interproximal area?

Which of the following is true regarding polyvinyl siloxane impressions?
1. Use a base and a catalyst
2. Accurate and dimensionally stable
3. Require a warming bath to prepare
4. Can be used with crown and bridge procedures

Rubber points and stones can be

Which of the following is true about the slowspeed handpiece?
1.Operates at speeds of up to 25,000 rpm
2.Can be used to smooth tooth structures during restorative procedures
3.Used for removal of decay on hard enamel structures
4.Comes with a variety of attachments

High-speed handpieces generally use a _____ bur.

A work practice control for training might include?

A stent is used to stabilize the teeth in the arch or following periodontal surgery

Which of the following is associated with the intake of sugar-free sodas and dental caries?

Engineering and workplace practice controls need to follow _____ standards

Which of the following is NOT required on the Workplace Hazardous Materials Information System?

A dental laser can damage to which of the following with prolonged use?

A 11 year old patient is receiving new braces. The BEST way to instruct this patient on how to care for the new appliance is for the dental assistant to?

A young child is very anxious regarding an extraction. Topical local anesthetic, a local injection, and sedation are administered. After the extraction, a precaution his parents should take includes?

An avulsed tooth can be reimplanted successfully if it is done within

Protection against the effects of nitrous oxide can prove to be very beneficial to ones health. Which of the following is NOT one of the chronic symptoms typically associated with exposure to nitrous oxide?

Aspiration allows the dentist to determine the

Patients requiring oral prophylactic antibiotics prior to a procedure should administer the recommended dose at what time?

You are assisting with treatment of a patient who faints after receiving an injection. Which of the following is NOT an appropriate intervention for this patient?

For operative dentistry, zinc phosphate cement is used

Aspiration allows the dentist to determine the

What is the appropriate way to remove an airway obstruction if the patient is conscious and it is not possible to perform the Heimlich maneuver?

The area of tissue exposed to X-ray radiation should not exceed the minimum coverage required to capture the the desired anatomical area? When aligning the X-ray tube for optimal exposure, how much ALVEOLAR BONE should be shown on a periapical film?

To locate mandibular molars mounted on the view, look for how many roots?

The processing time for radiographs processed through an automatic processor is?

What vertical angulation should be used for the mandibular incisors when using the bisecting technique?

Post-exposure prophylaxis after an employee is cut with a contaminated scalpel might include?

What is tgis appearance called?

Maintenance of automatic film processors include changing the solutions?

In a concave arrangement of radiographs being prepared for mounting, the dots are oriented in the same direction either?

Clear spots are most likely caused by which of the following?

When is the best time to mount patient films?

A radiation contingency or emergency plan should contain all of the following information except for?

Collimators reduce the amount of?

A 21-year-old patient with a dental disease has been informed that radiation is the major contributor to her illness. What type of infectious agent is radiation considered?

The alginate impression used for a lower arch 3 unit bridge preparation is

The time at which an impression material can be separated from the cast without danger of distortion is known as which of the following?

When placing dental cement for a crown or veneer, the assistant should coat the

A disadvantage of agar (reversible hydrocolloid) impression material is?

When assessing the risk for infection in dentistry, a risk assessment should be performed. Of the items listed, which would be the final step in the process?

What should be exposed last for a patient whose gag reflex is overly sensitive?

The alginate impression used for a lower arch 3 unit bridge preparation is

The overall appearance of a full-mouth survey is an? (RQ)

Workers Rights under Occupational Safety and Health Act include all of the following except for?

When punching a rubber dam for a restorative procedure, the anchor tooth should be

What can be used as a visual aid to show the patient the areas in the mouth where debris remains after brushing and flossing?

The portion of the bridge that replaces the missing tooth is the

During an emergency, the AED is used to provide which of the following to the heart?

A patient with dental insurance is classified as the

During a composite procedure, sectional matrices are used in conjunction with which of the following?

A patient with dental insurance is classified as the

When assisting a right-handed dentist, the dental assistant would use the right hand for

When placing telephone calls to patients confirming future appointments

Which type of scheduling would be beneficial for use at an urgent care center?

It should be treated as a legal document.

The preferred and most common type of patient appointment scheduling is

The best time of day to schedule a patient for a return fasting blood glucose test is

The cementum is a thin layer of calcified connective tissue that covers the tooth from the CEJ which measures a thickness of

With 15 minute time increment the hour consist of

If a 15 min time unit is used in practice and a patient must be scheduled for a procedure,that will take approximately, 40 minutes to complete, the dentist should request that this patient be given

A dental assistant wants to sort the files at the end of the year. Which among the following will help her in sorting files?

A primary method of reducing biofilm in dental water lines is to?

What is one of the most common chemical hazard warning labels in the workplace?

Which of the following provides guidelines for disposing of regulated waste?_x000d_
_x000d_

If a right-handed operator is preparing tooth number 16 for a crown, the dental assistant would place the bevel of the high-velocity evacuator

The right to know law deals with
1. Supplying workers with WHIMS information
2. Making the work place safer
3. CCOHS Hazard communication standard

A person who is vaccinated develops which of the following?

Environmental sterilants are regulated by the ____.

Water temperature should be ____when washing hands.

You reach in to get an over glove out of the box with your gloved hand. What is the result?

The right to know law deals with
1. Supplying workers with WHIMS information
2. Making the work place safer
3. CCOHS Hazard communication standard

Which of these is NOT an exposure control plan component outlined by CCOHS?

Occupational Safety and Health Administration regulations for dental offices relate to all of the following except?

Which of these is NOT a training component outlined by CCOHS?

Chronic overexposure to low concentrations of fluoride in children younger than 6 years of age will most likely cause which of the following conditions?

Which of the following arteries provides blood supply to the oral cavity?

Amalgam is
1. Used primarily for posterior restorations or as a core buildup.
2. Economical to use.
3. Durable and will last several years
4. Triturated with mercury and other alloy materials.

Which of the following gypsum products has the highest water-to-powder ratio and is the weakest product?

A dental assistant reviews a patient’s chart and notices an error in the documentation of a treatment date. The assistant needs to correct this mistake to ensure the record is accurate and complies with legal and ethical standards. Which of the following is the proper way to correct a patient’s chart?

What is the primary advantage of adding base metals to noble metals in gold-noble alloys?

Which of the following instruments are NOT used in refining and finishing the cavity walls and margins of the cavity preparation?

The examination technique that involves the operator using fingers and hands to evaluate hard and soft tissue is called

What accessory is required to attach an abrasive disc to a handpiece?

Which of the following products can be used as a desensitizer?

What accessory is required to attach an abrasive disc to a handpiece?

Which of the following gives the lowest ratio, or greatest concentration, of vasoconstrictor in local anesthetic