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Worksheets[Upvantage] Pre-test - Dentistry Licensure Exam
Total questions: 104
Worksheet time: 1hrs 18mins
What is the major intracellular cation?
sodium
potassium
magnesium
chromium
In a mesial step relationship of the primary dentition:
the distal surface of the lower E is ahead of the distal surface of the upper E
the distal surface of the lower E is found behind the distal surface of the upper E
the mesial surface of the upper E is ahead of the distal surface of the lower E
none of the above
What is a small blister-like elevation of the skin or mucous membranes due to intraepithelial collection of fluid?
papule
nodule
vesicle
bulla
A stainless steel crown should normally extend below the gingival crest approximately __ mm.
1.0 mm
1.5 mm
2.0 mm
2.5 mm
Bitewing radiographs are a useful diagnostic tool for the detection of
class I carious lesions
proximal surface caries
caries on the facial surface
caries on the lingual surface
all of the above
Pepsinogen is found in the cells of the
colon
pancreas
stomach
duodenum
The maxillary sinus opens into which of the following
superior meatus
middle meatus
inferior meatus
sphenoethmoidal recess
The spinal accessory nerve exits from the cranial cavity through which of the following foramen?
foramen magnum
jugular foramen
foramen rotundum
foramen ovale
What is the most abundant inhibitory neurotransmitter in the central nervous system?
Glutamate
GABA
Glycine
Acetylcholine
Glucose, fructose, and galactose are classified as what?
monosaccharides
disaccharides
oligosaccharides
polysaccharides
The coronary sinus receives most of the blood from the heart and empties into the:
right ventricle
left ventricle
right atrium
left atrium
The trigeminal nerve arises from which ganglion?
Gasserian ganglion
Sphenopalatine ganglion
Semilunar ganglion
None of the above
The tooth with the shallowest central fossa:
Maxillary third molar
Mandibular first molar
Mandibular third molar
Mandibular first premolar
The only permanent tooth in the cuspid and premolar class that has the mesial slope of the buccal cusp longer than the distal slope.
Maxillary cuspid
Mandibular first premolar
Maxillary first premolar
Mandibular cuspid
The anterolateral portion of the hard palate is called the
fatty zone
palatal zone
glandular zone
biologic zone
In an ideal occlusion, buccal cusps of maxillary teeth occlude with what?
grooves only
marginal ridges only
grooves and embrasures
marginal ridges and embrasure
Which of these distinct cross bands demarcate each sarcomere?
A bands
I bands
Z lines
M lines
Cementum is the closes in composition to which of the following?
Bone
Enamel
Dentin
Pulp
Which leukocyte is the predominant cell type in pus and is known as the hallmark of acute inflammation because of its fast immune response?
basophil
eosinophil
neutrophil
monocyte
Metaplasia means
increase in the number of cells
increase in the size of cells
transference of an adult form to a primitive form
transference from one adult cell type to another adult cell type
All of the following are seen in congenital syphilis except:
perioral rhagades
Hutchinson’s incisors
8th nerve deafness
locomotor ataxia
Diapedesis is related to
clotting
pavementing
neutrophil migration
sickle cell anemia
A boy, 22-months old, has been receiving radiation therapy for a neoplasm in the palate. Which of the following dental anomalies may occur as a result of the radiation therapy?
microdontia
dens in dente
gemination
mesiodens
Ameloblastoma is found most often in the:
hard palate
soft palate
anterior maxilla
mandibular molar region
The most common cause of mucocele
sialolithiasis
viral sialadenitis
bacterial sialadenitis
trauma
A virus which persists in the oral tissues throughout the life of most individuals is
Rubella virus
Varicella virus
Herpes zoster virus
Herpes simplex virus
Rubeola, pertussis, poliomyelitis, and mumps have in common the fact that all are
Air-borne diseases
Vector-borne diseases
Characterized by a toxemia
Primarily diseases of infants
Prevented by active immunization
Negri bodies are histologic structures characteristically found in
Rabies
Herpes zoster
Rheumatic fever
Herpes simplex
Infectious mononucleosis
Proximal caries typically progresses in a pattern characterized by a double cone of pyramid as it extends through the enamel and into the dentin. The apices of each cone are
directed toward the pulp
pointing in opposite directions
touching each other at the dentoenamel junction
directed toward the enamel surface
The one constant contraindication for a composite restoration is _____.
Occlusal factors
Inability to isolate the operating area
Extension onto the root surface
Class I restoration with a high C-factor
Pain following the placement of an amalgam restoration is most frequently related to
heat
cold
occlusal pressure
galvanic shock
The generally accepted maximum thickness of a composite increment that allows for proper cure is ____.
1 to 2 mm
2 to 4 mm
4 to 6 mm
There is no maximum thickness restriction.
The conduct of taking the medical history of a patient in a private practice is congruent to this process in public health
Community survey
Program plan
Situational analysis
Research
Intervention in the disease process at a stage before the lesion occurs
Primary prevention
Secondary prevention
Tertiary prevention
Preventive dentistry
Which of the following best describes an epidemic disease?
A disease of significantly greater prevalence than normal
Normal disease prevalence
A disease occurring over a wide geographic area affecting an exceptional high proportion of the population
A disease with insignificant prevalence
Risk behaviors that can be modified for improved oral health include the following except
Diet
Oral hygiene
Smoking
Salivary production
The process of enabling people to increase control over and to improve their health
Situational Analysis
Health Promotion
Return Demonstration
Integration
Which of the following is the most probable cause of continuous sensitivity of an abutment tooth to heat, cold and pressure?
impingement of gingival tissue
occlusal trauma
improper cementation technique
failure to treat endodontically
The greatest potential for wear exist between which of the following?
tooth and gold
porcelain and porcelain
tooth and tooth
tooth and porcelain
A mandibular lingual bar major connector requires a minimum of ___ of vertical height between the gingival margin and the floor of the mouth.
3mm
5mm
7mm
9mm
Centric occlusion is an example of a/an:
tooth-to-tooth relation
occlusal relation
bone-to-bone relation
balanced relation
The walls of a full crown preparation should have
a 2 °-5 ° convergence towards the occlusal
an 8°-10° convergence towards the occlusal
a 5°-8° divergence towards the occlusal
walls parallel to each other
How much labial tooth reduction is needed for a porcelain-fused-to-metal crown?
0.25 – 0.5 mm
0.5 – 1.0 mm
1.0 – 1.5 mm
1.5 – 1.75 mm
1.75 – 2.0 mm
The technique for making cast restorations is referred to as the
lost wax technique
molten gold technique
inlay investment technique
G.V. Black technique
centrifugal casting technique
Posterior teeth which are set edge to edge will most probably result into what?
gagging
cheek biting
reduced taste
speech aberrations
Which is the minimal acceptable crown:root ratio?
1:1
1:2
2:3
1:3
Which of the following describes a material with high compressive strength but low tensile strength?
tough
resilient
ductile
brittle
What is the major composition of an inlay pattern wax?
ceresin
carnauba
beeswax
paraffin
Glass ionomer as a restorative material is best suited or:
Class IV restoration
Class V restoration
Class II restoration
All of the above
In an adult patient, the size of the film to use for lower premolar projection is:
size #0
#3
#2
#4
Of the following, the shorter wavelength is given off by:
radar
visible light
radiowaves
electric wave
While taking the radiograph, you did not place the center beam on the film in the patient’s mouth. What will show on the resulting film?
elongation
collimator cut off
overlapping
foreshortening
Right-angle view refers to:
three dimensional technique view
panoramic view
bisecting angle technique view
paralleling angle technique view
The Caldwell-Luc procedure is an approach to what?
masticator space
maxillary sinus
ethmoid sinus
submandibular space
Which of the following is a mandibular forceps?
69
240
18L
151
Which of the following best describes a closed fracture?
lack of bone displacement
intact periosteum
lack of communication between the fracture site and an external surface
overlap of fractural bone edges
In mandibular third molar impactions, which is he LEAST difficult to remove?
vertical impaction
horizontal impaction
distoangular impaction
mesioangular impaction
What type of palpation is usually done on the lips?
bidigital
bimanual
bilateral
percussion
One or more significant unique signs or symptoms that distinguish one disease from another are referred to as
pathogenesis
pathognomonic
prognosis
objective signs or symptoms
What is a small blister-like elevation of the skin or mucous membranes due to intraepithelial collection of fluid?
papule
nodule
vesicle
bulla
Angular cheilosis may be the result of infection, loss of vertical dimension, hypovitaminosis B3, or iron deficiency anemia. When it is the result of infection, the biologic agent most often responsible is?
actinomyces bovis
a group A coxsackievirus
candida albicans
viridans streptococcus
Which of the following is more selective for inhibition of COX-2 than of COX-1?
aspirin
celecoxib
fentamates
etodolac
In prescription writing, b.i.d. is the abbreviation for what?
twice a day
thrice a day
every other day
every 4 hours
Drug that does not cause sedation but effective in controlling epilepsy?
Valproic acid
Phenytoin
Carbamazepine
Clomezepan
What is the generic name of Ponstan 250?
Mefenamic acid
Ibuprofen
Paracetamol
Chlorphenamine maleate
Most common route for drug elimination:
liver
kidney
lungs
heart
Which of the following is not an NSAID?
Aspirin
Acetaminophen
Mefenamic Acid
Ibuprofen
Epinephrine is added to local anesthetics because of their:
ability to increase the potency of local anesthetics
ability to decrease the pain caused by injection of local anesthetics
ability to decrease the possibility of an allergic reaction to local anesthetics
vasoconstrictive property
The efficiency of local anesthesia is increased in the maxilla because?
no muscle attachment
porous bone
small nerves present
large apical foramina
Refers to loss of sensation of pain, temperature, pressure, motor function over a specific area without a loss of consciousness:
regional analgesia
regional anesthesia
field block
analgesia
Commercially available anesthetics are usually:
acidic
basic
neutral
hypotonic
The most commonly used amide local anesthetic is:
prilocaine
bupivacaine
lidocaine
etidocaine
Which is considered to be the basic fear of most children under 2 years of age?
separation from the parent
injection of local anesthesia
the instruments to be used
the dental treatment to be done
Which is considered to be the most important dental arch dimension?
arch length
arch perimeter
intercanine dimension
bi-molar width
Which of the following is a contraindication for pulpotomy?
vital primary tooth with caries
no swelling
no pathologic radiolucencies
history of spontaneous pain
A stainless steel crown should normally extend below the gingival crest approximately __ mm.
1.0 mm
1.5 mm
2.0 mm
2.5 mm
In local anesthesia administration, what is the usual location of the mandibular foramen in children below 6 years old?
above the plane of occlusion
about even with the plane of occlusion
below the plane of occlusion
any of the choices above
What is usually a reflection of the antero-posterior dental relationship?
axial inclination
overbite
overjet
all of the above
A large SNB value in a cephalometric (Steiner’s) analysis is indicative of a
normal skeletal proportion
Class II skeletal proportion
Class III skeletal proportion
The most favorable sequence of eruption of the primary teeth is
ABCDE
ABDCE
ADBCE
ACBDE
Gonion, menton, pogonion are cephalometric landmarks located in what bone
mandible
cranial vault
maxilla
cranial base
Among the choices below, which is considered to be the best space maintainer?
Band and loop
Lingual holding arch
Space saddle appliance
Primary first molar
Vinculum, oblige, obligor, and object are elements of a
creditor
obligation
debtor
contract
The Board of Dentistry has the power to suspend or revoke the validity if the certificate of registration due to unprofessional or unethical conduct or due to malpractice. This exercise of power of the Board shall be appealable to the:
Chairman of the Board of Dentistry
PDA President
PRC Chairman
President of the Philippines
A violation of the regulatory code is by:
Newspaper announcement when opening a new clinic
Bold letter advertising in the telephone directory
Display of school diploma and diplomas issued by a specialty council
Use of title in calling cards such as DDM or DDS
Labor code that states that regular working hours for dental employees per week
50
40
48
35
First Philippine Dental Law
RA 593
RA 3680
RA 2205
RA 3538
In case the treatment by a dentist of a specific case fails, he can still be paid if the degree of failure was
not shared with the patient
unrecognized
not accepted by the patients
accepted by the patients
During that course of the treatment of a patient, the dentist accidentall injures the patient. If the dentist is prosecuted, he needs to present evidence that:
The act was performed with due care
He had no intention to cause the physical injury
The act was lawful
He is not a registered dentist.
The primary goal of a professional is:
personal satisfaction
service
economic gain
professional statue
An express fee is
A state fee is agreed upon by both parties ether in writing or orally
not discussed by the parties
a verbal agreement
a written agreement
This does not represent an example of a malpractice act:
authorized extraction
negligent after care
des-cut tongue
nerve injury
An 8-year old girl presents to the office with an Ellis class II fracture. In an effort to determine a pulpal diagnosis, which of the following tests is the least accurate?
Percussion
Palpation
Electrical pulp test
Cold test
Symptomatic irreversible pulpitis pain in which of the following sites is most likely to radiate to the ear?
maxillary premolar
maxillary molar
mandibular molar
mandibular premolar
Which of the following are used primarily to enlarge the root canal orifices and remove the cervical or lingual bulge usually seen on anterior teeth?
Highspeed burs
Endodontic excavator
Gates glidden drills
Endodontic explorer
Which is the earliest and most common symptom associated with an inflamed pulp?
Dull pain during mastication
Pain upon percussion
Sensitivity to any thermal stimuli
Tooth mobility
How are endodontic files sterilized?
Dry heat sterilization for 1 ½ hours
Autoclave for 20 minutes
Immerse for 1 minute in full strength NaOCl
Glass bead sterilization for 15 seconds
For a patient affected with gingivitis, what is the recommended interval for maintenance appointments?
1 month
3 months
6 months
1 year
What is the principle connective tissue cell present in the periodontal ligament?
Cementoblasts
Fibroblasts
Osteoblasts
all of the above
Appear almost immediately after the cleaning of a tooth, the film of salivary origin which coats the surface is called:
plaque
materia alba
pellicle
levans
Clinical examination reveals a probing pocket depth of 5mm on the mid-buccal of tooth #46. The free gingival margin is 2mm apical to the CEJ. How much attachment loss has occurred on the mid-buccal of this tooth?
2mm
5mm
7mm
8mm
Bleeding on probing indicates
gingival fibrosis
crestal bone loss
food impaction
ulceration of sulcular epithelium
Which of the following is the most important preventive and therapeutic procedure in periodontal therapy?
Professional instrumentation
Subgingival irrigation with chlorhexidine
Patient-administered plaque control
Surgical intervention
For an edentulous maxilla with a fixed prosthesis as final restoration, what is the minimum number of implants to be placed?
2
4
5
6
