S5 Flashcards
Which of the following cranial nerves may cause cardiac arrhythmia during dental procedures?
a. Facial nerve
b. Trigeminal nerve
c. Oculomotor nerve
d. Abducens nerve
b. Trigeminal nerve
Initial management for patient with syncope
a. 100% oxygen
b. Position the patient with the feet higher than his/her head
c. Allow the patient to sit upright
d. Bring the patient to hospital
b. Position the patient with the feet higher than his/her head
Filtration process is important when taking radiographs because it
a. Increases the radiation receive by the patient
b. Removes short wavelength xrays
c. Removes long wavelength xrays
d. Increases scatter of xrays
c. Removes long wavelength xrays
Prothrombin time
a. 5 to 9 seconds
b. 10 to 20 seconds
c. 21 to 25 seconds
d. 26 to 30 seconds
b. 10 to 20 seconds
Handpieces that are used in placing implants have what characteristics?
a. High speed/high torque
b. Low speed/ low torque
c. High speed/low torque
d. Low speed/high torque
b. Low speed/ low torque
The minimum distance between 2 implants is 3mm, while the minimum distance between an implant and a tooth is 1.5mm
a. First statement is true. Second statement is false
b. First statement is false. Second statement is true
c. Both statements are true
d. Both statements are false
c. Both statements are true
Watson’s Water hammer pulse or also known as collapsing pulse is commonly associated with
a. Endocarditis
b. Rheumatic fever
c. Thyrotoxicosis
d. Pulmonary embolism
c. Thyrotoxicosis
Which of the following is true with regards to a patient with well-controlled diabetes and a normal patient?
a. Patients with well-controlled diabetes are more susceptible to infections than patients without diabetes.
b. Patients with well-controlled diabetes and without diabetes have equal susceptibility to infections.
c. Patients with well-controlled diabetes are less susceptible to infections than patients without diabetes.
a. Patients with well-controlled diabetes are more susceptible to infections than patients without diabetes.
It is advisable not to remove any bone on this region during extraction of an impacted teeth.
a. Buccal
b. Occlusal
c. Distal
d. Lingual
d. Lingual
A type of benign tumor arising from bone which has three stages. Stage 1 presents radiolucency found at the periapex, stage 2 presents mixture of radiolucency and radiopacity at the periapex and stage 3 presents radiopacity surrounded by a radiolucency at the periapex.
a. Cementoblastoma
b. Periapical cemental dysplasia
c. Peripheral giant cell granuloma
d. Focal sclerosing osteomyelitis
b. Periapical cemental dysplasia
The cause of cone cut in a radiographic image
a. Too much vertical angulation
b. Too little vertical angulation
c. The film was placed backwards in the mouth
d. Beam was not aimed at the center of the film
d. Beam was not aimed at the center of the film
Which of the following statements regarding the TMJ is correct?
a. Middle part of the TMJ is highly vascular
b. Disc attaches to capsule anteriorly
c. Articulating surface is made up of hyaline cartilage
d. Articulating surface is made up of fibrocartilage
d. Articulating surface is made up of fibrocartilage
Type of healing process seen in the extraction socket of a tooth
a. Primary
b. Secondary
c. Tertiary
Success rate of implants after 10 years
a. 50%
b. 60%
c. 70%
d. 80%
d. 80%
A type of lesion presenting loculations of white fluid that is due to activity of PMN cells
a. Pustules
b. Papule
c. Nodule
d. Macule
a. Pustules
Peripheral giant cell granuloma arises from which of the following tissues?
a. Periosteum
b. PDL
c. Gingiva
d. Buccal mucosa
b. PDL
During removal of impacted, the dentist used air-driven high-speed handpiece. Which of the following is a common complication of this instrument?
a. Infection
b. Post-operative pain
c. Dry Socket
d. Trapped air
d. Trapped air
Complete loss of epidermis and some portions of dermis and subcutenous fat.
a. Crust
b. Scales
c. Eschar
d. Ulcers
d. Ulcers
According to the guideline of BLS, in order to open the airway, this is the technique proposed.
a. Lip separation
b. Neck pull
c. Chin lift
d. Jaw thrust
c. Chin lift
Light spots on the film is due to
a. Insufficient fixing or rinsing
b. Low level of solution
c. Contact of film in the fixer prior to processing
d. Outdated film
c. Contact of film in the fixer prior to processing
A type of implant screwed or pressed into a hole cut into the maxilla or mandible
a. Endosseous implant
b. Subperiosteal implant
c. Transosseous implant
d. Supraperiosteal
a. Endosseous implant
Which of the following presents a honeycomb or soap-bubble radiolucencies in the radiograph?
a. Nasoalveolar cyst
b. Osteitis Deformans
c. Aneurysmal bone cyst
d. Hemangioma of skin
c. Aneurysmal bone cyst
Most important sign of implant failure?
a. Radiolucency in radiograph
b. Pain
c. Inflammation
d. Mobility
d. Mobility
Foreshortening of the radiographic image is due to
a. Decrease vertical angulation
b. Increase vertical angulation
c. Decrease horizontal angulation
d. Increase horizontal angulation
b. Increase vertical angulation
The best treatment for stomatitis nicotina is
a. Stop smoking
b. Take NSAIDs
c. Cold compress
d. Antibiotic therapy
a. Stop smoking
A patient suffering from a liver disease may possibly have this complication during extraction
a. Loss of blood clot
b. Dry socket
c. Bleeding
d. Infection
c. Bleeding
All of the following describes a peripheral giant cell granuloma, except:
a. They are red-blue masses found in the gingiva
b. They are commonly found in females than in males
c. They commonly occur between the first molars and incisors
d. They arise from the jaw bones
d. They arise from the jaw bones
It is a constant feature associated with radicular cyst
a. Missing tooth
b. Non-vital tooth
c. Impacted tooth
d. Odontoma
b. Non-vital tooth
Etiology of mucus extravasation phenomenon is considered to be related to:
a. Obstruction of salivary flow
b. Presence of sialoliths
c. Mechanical trauma to the duct
d. All of the above
c. Mechanical trauma to the duct
It is the degree of density difference between two areas on a radiograph.
a. Contrast
b. Density
c. Magnification
d. Sharpness
a. Contrast
Percentage of formalin in biopsy tube
a. 5%
b. 10%
c. 15%
d. 20%
b. 10%
Which of the following will happen if you extract a tooth of a patient (without medical condition) presenting an acute type of infection?
a. It would cause the spread of the infection to adjacent structures
b. Facilitates drainage and good blood supply to the site
c. It will create a new type of acute infection at the site of injury
b. Facilitates drainage and good blood supply to the site
A common instrument used for bone removal
a. Rongeur
b. Russian
c. College
d. Adamson
a. Rongeur
Which of the following will have greatly affect the success of a dental implant?
a. Smoking habit
b. Age
c. History of heart attack
d. Alcohol
a. Smoking habit
During surgical procedures, rotary instruments can increase the temperature of hard tissues. What is the minimum critical temperature that may cause bone necrosis?
a. 31 to 35 degrees Celsius
b. 36 to 40 degrees Celsius
c. 41 to 45 degrees Celsius
d. 46 to 50 degrees Celsius
d. 46 to 50 degrees Celsius
Focal spot size of dental xrays have a size of
a. 0.1 to 0.5 mm squared
b. 0. 6 to 1.0 mm squared
c. 1.1 to 1.5 mm squared
d. 1.6 to 2.0 mm squared
b. 0. 6 to 1.0 mm squared
Patient is under chronic steroidal therapy that needs to undergo odontectomy of an impacted #38. Laboratory test shows that the patient has adrenal insufficiency. Which is the proper pre-operative management for the patient?
a. Decrease the dose of the steroid
b. Maintain the dose of the steroid
c. Increase the dose of the steroid
d. Stop the steroidal therapy
c. Increase the dose of the steroid
Radiographically, it presents a pear-shaped radiolucency between maxillary lateral incisor and canine
a. Dentigerous cyst
b. Nasopalatine duct cyst
c. Radicular cyst
d. Globullomaxillary cyst
d. Globullomaxillary cyst
Plasma expander contains all of the following, except:
a. Complement factors
b. Clotting factors
c. Opsonin
d. Platelets
d. Platelets
Part of the x-ray machine that converts bombarding electrons into x-ray photons.
a. Collimator
b. Cathode
c. Molybdenum cup
d. Focal spot
d. Focal spot