Mock Exam 2021 (300 Questions) (Duplicate)

Clamp used for first primary molar is?

When should the root canal be initiated after replantation?

Splinting time required in case of intrusive luxation in a tooth with complete root formation?

Splinting time required for extrusive luxation is?

Which endodontic canal configuration is described as one canal leaving the pulp chamber which divides and again unite into in its course and finally divide into two before exiting from the apex

WhIch endodontic canal configuration is described as one canal arising from the pulp chamber and during its course splits into two and these two canals again unite into one before exiting from the apex

Taper of hand files is?

Cervical perforation with file no 15 sealed immediately, what is the prognosis

Treatment of emergency irreversible pulpitis is?

Which perforation has the worst prognosis?

Which perforation has the best prognosis?

Which endodontic canal configuration is described as two canals running separately
from orifice to apex

Tip diameter if GG no 1 is?

For mild staining & surface enamel opacities, WHICH APPROACH SHOULD BE USED?

Which solvent is most widely used to remove gutta-percha in cases of retreatment?

Tip diameter of gates glidden size no 6 is?

Gates glidden tip size of no 5?

Tunnel preparation is done in

Splinting time for teeth with alveolar fractures is?

File no 80 color is?

Carrier based gutta percha is

The taper of k files is?

Which endodontic canal configuration is described as two canals arising from pulp chamber which unites in its course into one

Which of the following is true about apexogenesis?

File no 60 color is?

Supra crestal perforations during root canal treatment are best treated with what type of material?

A 65-year-old patient complains of spontaneous, dull pain in the upper right quadrant. Upon clinical examination, tooth #17 is tender to biting and percussion. No clinical signs of sinus tract or swelling are present. Which of the following is the likely endodontic diagnosis of tooth #17?

Which of the following irrigants has the highest antimicrobial activity against endodontic infection?

A 57-year-old patient presented for root canal treatment of tooth #16. Upon examination, the tooth has a positive response to percussion and palpation, and negative to cold and EPT. Which of the following is the most likely diagnosis of tooth #16?

A dentist is preparing a post space in the palatal root of tooth #26 under rubber dam isolation using rotary instruments. As he is withdrawing the bur from the cavity, he finds traces of blood on the bur. He uses paper points to dry the canal but they also come out stained with blood. Which of the following is the most appropriate next step?

Which of the following is a probable cause of a ledge impediment?

Gutta-percha is currently the standard and universally accepted core obturating material in most root canal treatments. Which of the following is the disadvantage of this material?

Which of the following is the generally preferred time for repairing the defect if a cervical root perforation occurs during incomplete root canal treatment?

Which of the following sealers is epoxy resin-based?

A 22-year-old man presented to the clinic complaining of shooting pain on biting his maxillary left tooth, which subsided as soon as he released the bite. On clinical examination, tooth #25 had a large disto-occlusal composite filling and was tender to both vertical and horizontal percussion. The patient mentioned that he was dieting and frequently ate nuts. The gingival tissue around the tooth was healthy. There were other teeth in his mouth that required simple filling. Radiographic examination showed that the tooth was root canal treated and the restoration margins were intact. Which of the following is the most likely diagnosis of this tooth?

A 22-year-old woman was seen in the clinic for a dental abscess in the mandible due to a non-vital tooth #35. She was treated with oral antibiotics. She returned to the clinic with persistent abscess and pain. Which of the following could have prevented the persistence of the infection?

Which of the following root canal types is the most difficult to instrument?

A 63-year-old patient complains of throbbing pain in the upper left area. Upon examination, tooth #26 does not respond to cold and is tender to both percussion and biting. No clinical signs of swelling or sinus tract are present. Which of the following is the endodontic diagnosis of tooth #26?

In which of the following may a false-negative response to the pulp tester occur?

The prober size of Gutta-percha to be used in tracing test is?

Gate glidden size 3 corresponds to file size no ?

Cross-section of Canal filler is?

Cross-section of K- files are?

Patients with severe Myocardial infarction should be positioned in which position?

The cross-section of the R-file (Flex-R files ) is?

Gutta-percha can’t be reached to the full length of the canal is due to?

Cross-section of H-files is?

Lentulo spirals are used for?

Cross-section of K- reamer is?

With irreversible pulpitis the teeth most difficult to anesthetize?

Irreversible pulpitis is often defined by which of the following?

Which of the following sizes of gutta-percha can be used for sinus tract-tracing?

Which of the following make gutta-percha filling points radiopaque?

A 42-year-old healthy man presented to the dental clinic for a second opinion about the best treatment options for endodontically-treated tooth #36. Clinically, there is a 7mm pocket mesial to the tooth. The radiograph reveals the presence of a large post in the mesial root, which is not confined to the root canal area. Vertical bone loss was noticed as well. Which of the following is most likely the reason for an endo-perio lesion?

The only tooth that shows all eight possible root canal configurations is the:

What is the most effective endodontic irrigant against E. faecalis?

Which of the following is true regarding pulp edema?

Amount of chlorophenol in CMCP?

Amount of Camphor in CMCP?

Gutta-percha reaches its amorphous phase at what temperature?

A Protaper file size F3 has a tip diameter of:

Which of the following statements about apexification is correct?

What is the diameter of Gates-Glidden #1 in millimeters?

A 30-year-old woman complains of throbbing pain in the maxillary right quadrant. The pain is spontaneous and lasts for hours. All tests are normal except radiographs, which revealed a large carious lesion in the maxillary first premolar. Pulpal exposure of 2mm is encountered after excavating all caries. Which of the following is the most likely diagnosis?

What is the cross-sectional diameter of an ISO K-file #35 as measured 3mm from the tip?

Which of the following is the most appropriate sequence for the treatment of an endodontic-periodontic furcation lesion caused by pulp necrosis?

What is/are the indication/s for the use of Camphor Mono-Chlorophenol “CMCP”? A Disinfection

Which of the following instruments is best used to achieve straight-line access?

Master cone number 20 , diameter at the tip

The picture shows which type of bone defect?

What is the recommended fluoridation dose for children aged 3 to 6 years old?

Best vitality test for a tooth with deep amalgam restoration

What is used to remove gutta-percha apically?

Which material is usually used for gutta-percha removal from canals?

What is the most common drawback of using silver points?

Bur used for occlusal grooves reduction in crown preparation?

Best way to remove gutta-percha if present coronally?

How does internal resorption appear on the radiograph?

Ratio of carbamide peroxide to hydrogen peroxide in bleaching is?

What is the most common cause of a crown fracture during endodontic treatment?

A child presented in the dental clinic with an amalgam restoration fracture at the isthmus portion, this fracture is due to?

Obtura II system is involved in which technique?

A patient came for bleaching, which important thing you should check?

What to use for tracing the sinus tract!?

A patient came with sensitivity after home bleaching, how to reduce the sensitivity?

How much the irrigation needle must go inside the canal

Microorganism in apical periodontitis?

Which of the following is a disadvantage of gutta-percha?

What is the best pulpal test?

Endocrown indications include:

GG no 3 has size?

Root canal perforation material?

Burs used for finishing in the proximal surface is?

Which investigation is best for diagnosing a strip perforation

which type of cells can be seen Microscopically in stage 1 Gingivitis?

A patient calls you on the phone due to his son avulsed tooth, asking about what medium to put the tooth in until he gets to the clinic, which of the following media is the best for an avulsed tooth?

How to control Dentin Hypersensitivity

During an Endo procedure, an artificial irregularity is created on the surface of the root canal wall that impedes the placement of instruments to the apex of an otherwise patent canal. What is it called?

After successful completion of endodontic treatment, you plan a crown for the RCT-treated tooth. After preparing the crown for a Porcelain Fused to Metal Crown you send the model of the prepared tooth to the dental laboratory for Crown fabrication. What is the first thing you should check when you receive the prepared Crown back from the laboratory?

After traumatic injury tooth is partially displaced coronally. what type of injury is this?

When doing endodontic retreatment, the best method to remove gutta-percha is

Which instrument is used to remove old gutta-percha

A patient is brought to the emergency department with a fracture of the zygoma. All of the following could occur following a fracture of the zygoma EXCEPT?

A patient is referred to an endodontist with a prescription on top of which the diagnosis is written as ‘chronic periradicular abscess’. Which of the following is a clinical hallmark of a chronic periradicular abscess?

Which one of the following methods of treatment is INAPPROPRIATE for the reduction of a fractured mandibular angle in edentulous patients?

25 years old patient came to the dental clinic complaining of empty space in his mouth, after intraoral examination you found #37 and #38 are mesially tilted. Which crown design can be fabricated to make fixed partial denture:

A Pt. present in severe pain. The Periapical area over the involved tooth is inflamed and swollen. The tooth is mobile and depressible in its socket with a diffused radiolucency. The diagnosis is

A 30-year-old patient with good oral hygiene presents to your clinic with a history of trauma to tooth # 30. The radiograph shows a horizontal fracture at the apical third of the root. Which of the following is the best treatment option in this case?

Which eponymous hook is commonly used to reduce the fracture in the patient in a patient having fractured zygoma?

What is the provisional restoration choice for abutment before receiving a metal-ceramic crown?

Which one of the following statements regarding surgical endodontics is true?

Primary role of epinephrine of local anesthesia during apical surgery:

A mother telephones your dental practice. Her 10-year-old daughter has knocked out an upper central incisor following a roller-skating accident. The mother is not sure how to re-implant the tooth, so you advise her to attend the practice with the daughter and tooth. Which of the following storage media are unsuitable for the avulsed tooth?

Adult Patient came to your clinic with avulsed teeth, which been extraoral for 2 hours, what to do?

A 3rd-year medical student presents with a history of pain on ‘release of bite’ for the last 2 weeks with mild sensitivity to cold and hot food. You diagnose it as a cracked tooth syndrome. Which of the following statements most likely applies to cracked tooth syndrome?

You receive a patient with an avulsed deciduous tooth at your clinic. Upon xray examination you see that the permanent tooth is under the socket with 2/3rd of root complete. What is the treatment for this case?

The term ‘Subluxation’ refers to?

Reinforcement is used to help increase the probability that a specific behavior will occur in the future by delivering or removing a stimulus immediately after a behavior. What is the aim of negative reinforcement?

A patient had a FPD placed abroad, after which he complains of pain, discomfort and a high point. What will happen if it is not corrected for one year?

Which of the following is the proper management of an avulsed primary tooth?

A 30-year-old patient reports to the dental clinic with all four maxillary incisors missing gives a history of having lost the incisors two years ago due to trauma. The patient wants to have them replaced by a fixed prosthesis. Clinical examination reveals a tapering dental arch. The canines are normal and not exceptionally large. When planning a fixed partial denture for the patient, which of the following should be used as abutment teeth? A Maxillary Right

A patient has missing teeth 4&5, while 6 is mesially inclined, and he wants FPD. What is the most common complication in that case?

What is the cause of the yellowish color in the tooth after trauma?

A patient came to the clinic with a class 1 cavity, upon clinical examination the patient had bad oral hygiene, clenching habit, and weak functional cusp, what restoration to use in that situation?

For cervical Porcelain to be darker, we should choose higher

upper maxillary first premolar after root canal treatment although have supportive structure but it also needs indirect restoration Which type is best

Ivan Pavlov is credited with which of the following theory?

A patient came to the clinic with a history of injury trauma from one year and endodontic treatment of that tooth. He complains of discoloration of the central incisor, the most possible cause is :

How can the flexibility of a clasp be increased?

At the end of a successful dental visit of a child. The dentist gives the child a badge that says “Best Patient in the World”. What kind of technique is this?

Which one of the following is not a complication of a fractured zygoma?

When comparing a tooth prepared for the placement of Crown to another tooth prepared for a Veneer. Which of the following is a common feature between both the Crown and Veneer preparation?

In dental trauma the term “Concussion” refers to?

The CDC recommends the following for monitoring and managing dental healthcare providers?

describes a process that eliminates many or all pathogenic microorganisms, except bacterial spores, on inanimate objects?

Dislocation is treated by forcing the mandible

It is acceptable to heat sterilize, immerses in cold sterile, or high-level disinfect a disposable prophy angle and use it more than once.?

you are restoring a Single crown and the occlusion is canine guidance, the articulator of choice is?

Which material undergoes hysteresis?

Research shows that approximately _% of metal reusable air/water syringe tips had microbial contamination even after heat sterilization?

a term used to describe the characters in which material changes under external force and recovers after the force is removed?

The impression with the least dimensional change upon disinfection is

Impression material that can be poured after 24 hrs?

What Is The Suitable Impression Material For The Flappy patient?

The maximum recommended level of microbial contamination of water from dental unit waterlines is?

Color code for Acceptable STEAM STERILIZATION?

The technique of brushing that is used for orthodontic patients?

the type of Motion of the chisel instrument?

The hydrophilic impression material is?

The oblique ridge of primary maxillary 2nd molar is from?

four key ethical principles that are emphasized by Principlism include?

Cheek retractor sterilization by?

General Dentistry The major collagen protein of intertubular dentin is?

Location of the mandibular foramen is ?

Most common area for Oral Pemphigus Vulgaris?

The test for patients with few counts of platelets?

The nurse got a needle stick injury from a patient with positive HBV and she is vaccinated?

What are the common treatments for dry sockets?

A patient has a sensitivity to penicillin what you will give?

According to Ellis classification Extensive fracture of a crown, involving considerable dentin, not the pulp?

This lesion in the previous picture may be related to?

What is the cause of apertognathia?

A patient has a history of Myocardial Infarction and he has painful premolar pulp extirpation was done he is allergic to acetaminophen, what u will give?

An odontogenic keratocyst has the following feature?

A component in saliva that maintains an alkaline environment is?

According to Winter’s Classification, this photo is?

The lesion in this picture is called?

a dental condition that is commonly seen in patients with a completely edentulous maxilla and partially edentulous mandible with preserved anterior teeth. Is called?

Mechanism of action of metronidazole is?

8 years old patient does of ibuprofen 100mg child weight 30? (In ml) ?

The treatment of choice for Aggregatibacter actinomycetemcomitans ?

The interocclusal distance for a cement-retained implant superstructure?

Mechanism of action of Tetracycline is?

Lower lip paresthesia occurs in?

What is the type of fracture in here?

patient hypertensive, diabetes came to with gingival overgrowth Pt take ca channel blocker for the treatment of hypertension what the possible cause?

The most transferred virus to dental health?

HIV patient has multiple purple patches on the gingiva and labial mucosa, what’s the causative organism?

What is the type of fracture in here?

what is the minimum recommended period ( in days) to do extraction of infected teeth prior to starting cancer chemotherapy in a child?

oroantral communication (OAC), which is smaller than 2 mm, can be treated by?

In which stage can the following be seen as ‘pain with exposed necrotic bone’?

A patient weighing 57 kg. We want to give him lidocaine 2% with epinephrine 1:100,000. What is the number of capsules?

the symptoms of Bowel disease include:

Which acid causes demineralization?

The lesion in the previous picture is called?

Patients with organ transplants are most frequently infected with:

If there is 14 mm space how many implants can be used?

Squamous cell carcinoma can be treated by?

After scaling and root planning for the patient, you prescribed mouthwash twice daily for 10 days. Which of the following mouthwashes can be used as an adjunct to mechanical periodontal therapy for chronic periodontitis?

The picture shows?

A failed implant may be due to?

If you want to take an impression but the patient has hypersalivation which drug would you give him?

A patient weighing 57 kg. We want to give him lidocaine 2% with epinephrine 1:100,000. What is the total volume allowed to be given in ml?

The procedure in the previous picture is called?

in which of the following there will be regional lymphadenopathy?

The previous picture shows?

A patient presents with pain, discomfort, and ulcerations from the orthodontic silk, how to manage?

Which space maintainer is used to preventing first permanent molars from moving mesially with the premature loss of second primary molars.

What is shown in this picture?

Which growth is the first to stop?

Quad helix ortho appliance is used for

Apertognathia (anterior open bite) is more common with?

Which of the following best describes pseudo-class 3 malocclusion

Increased SNA means?

When the upper jaw is too far back in comparison to the lower jaw, which appliance is used?

Quad helix appliance is typically made from

A decreased SNB angle indicates:

A dentist telling the child patient a story while injecting the anesthetic drug is an example of which technique?

A decreased SNB angle indicates:

In the mandibular arch, the primate space is located between which teeth?

The normal biologic eruption of permanent teeth begins:

In the maxillary arch, the primate space is located between which teeth?

Which of the following describes a class III malocclusion except for:

Which of the following is the occlusion according to Angle’s classification when the mesiobuccal cusp of the maxillary first molar is mesial to the buccal groove of the mandibular first molar?

Which of the following tests in primary dentition is highly associated with false-positive?

A 25-year-old woman presents for treatment with a chief complaint of protruding maxillary incisors. Examination reveals 6mm of incisor overjet, moderate overbite, class II molar and canine relationship, and a well-aligned lower arch. Which of the following would be the first line of treatment?

A patient with ceramic brackets and coated wire came to the clinic with V-shaped attrition in the upper incisors. What is the cause?

Which of the following is a clinical characteristic feature of Class I malocclusion?

A 16-year-old girl attends the clinic complaining that she is unhappy with her appearance. She feels that her maxillary anterior teeth are splayed and there is a space between her upper and lower front teeth. The posterior teeth are in normal occlusion. Which of the following can be the possible cause?

In an orthodontic patient with midline diastema due to a hypertrophic labial frenum, when should you do the frenectomy?

Which of the following is the sodium fluoride concentrated found in the professionally applied fluoride varnish?

The most common congenitally missing teeth in the oral cavity are the:

There are clinical instances in which simultaneous bone resorption is increased along the mesial surfaces of the teeth, and new bone is formed along the distal surfaces of the same teeth. Which of the following is an example for such instances?

Which of the following should the management of a pseudoclass III malocclusion include?

How much is the leeway space in the mandibular arch?

The normal biologic eruption of permanent teeth begins:

Abuse of a child can mean:

Which of the following is used for supragingival calculus removal on the proximal surfaces of posterior teeth?

Bone loss associated with trauma from occlusion is?

When there is 0.25 to 1.0 % bone loss / age. The Grade of Periodontitis is?

Curettes instruments are used for ?

The tool in the picture is called?

When there is <0.25 % bone loss / age. The Grade of Periodontitis is?

The picture shows?

The probe penetrates into the furcation but does not completely pass through to the other side. According to Glickman’s classification?

The instrument in the previous picture is called?

The combined periodontal and endodontic lesion can be treated by?

The probe passes completely through the furcation and the entrance to the furcation is clinically visible because of gingival recession. According to Glickman’s classification?

Gingival sulcular depth in the primary dentition range?