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Dental Health Science Final Review Flashcards | StudBud
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Dental Health Science Final Review
Dental Health Science Final Review
100 terms
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19 plays
MDA Chapters 8, 12, 24, 26, 28 & PARQ.
Flashcards
100 cards
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Practice quiz
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Host live
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Questions
100
Answers
1
Primary teeth are important for chewing, appearance, speech, and maintaining eruption space for about 5 to 11 years.
True
False
2
On which teeth is the cusp of Carabelli found
mandibular first molars
maxillary second molars
maxillary first molars
mandibular second molars
3
A patient calls the dental office & cancels their appointment for the afternoon. Where is this cancellation documented?
The patient’s record
The appointment book
The appointment book and patient record
The patient’s ledger
4
The mucosa noted for a soft texture, a moist surface, and an ability to cushion underlying structures is
masticatory mucosa
lining mucosa
all of the options
specialized mucosa
5
The earliest signs of tooth development appear
during the first trimester of pregnancy
immediately following birth
during the second trimester of pregnancy
during the third month in utero
6
Backflow can occur when a patient closes their lips around a saliva ejector.
True
False
7
The primary source of microorganisms in dental waterlines is
dental unit contamination
suckback from the handpiece
the public water supply
None of the options are correct
8
Primary teeth can become decayed quicker because the enamel & dentin are thinner than those in the permanent dentition
False
True
9
The bony ridge over the facial portion of the canine is the
None of the options
median raphae
canine eminence
incisive papilla
10
Flushing the handpieces after each patient for 20 to 30 seconds is a role of the dental assistant in infection control.
False
True
11
Which factor does not contribute to the formation of biofilm?
intermittent stagnation of water inside dental units
water heaters
a maze of waterlines
abnormal (fast) line pressure
12
What is the lobe on the lingual or palatal surface of a permanent incisor?
incisal edge
mamelon
cingulum
cusp of carabelli
13
Dentist places his fingers anterior to the opening of the ear as patient opens & closes mouth. Structure being palpated:
carotid artery
facial lymph nodes
temporomandibular joint
salivary glands
14
How many teeth are present in the primary dentition?
16
12
18
20
15
The portion of the pulp that lies within the crown of the tooth is the radicular pulp
False
True
16
Dental workers have been exposed to
Legionella bacteria
through aerosols from the handpieces.
False
True
17
A space between two teeth in the same arch is a
embrasure
fossa
furcation
diastema
18
Histology is the study of
cell development
postnatal development prior to age 1 year
prenatal development prior to birth
structure and function at the microscopic level
19
Enamel is _________ and ranges in color from yellow to grayish white.
translucent
composed of dentin tubules
opaque
transparent
20
Who signs the service that was provided for a patient in the patient’s record.
The clinical assistant
The clinical assistant and the dentist
The dentist
The patient
21
In community water, the number of waterborne bacteria is kept below ___ colony-forming units (CFUs) per milliliter.
500
300
100
200
22
Tertiary dentin
is formed in response to an irritant
forms on the wall of the pulp chamber
forms on the wall of the pulp chamber in response to an irritant
causes a gradual narrowing of the pulp chamber with age
23
Attachment apparatus that retains the tooth in functional position in the jaw includes the cementum, alveolar process, &
alveolar process
cementum
periodontal ligament
enamel prism
24
A ______ is the process of collecting data and evaluating and drawing conclusions of the findings.
screening
X-rays
assessment
prophy
25
Down syndrome, fetal alcohol syndrome, and endogenous tetracycline stain of the teeth are all examples of a
developmental disturbance
drug ingestion during the fetal period
congenital malformation
all of the options
26
On a charting diagram, the patient’s right quadrants are on the
maxilary
left
right
mandibular
27
The division of a tooth root into three roots is called
bifurcation
trifurcation
exfoliation
dentinogenesis imperfecta
28
Which method is
not
used to reduce biofilm in dental unit waterlines?
use of self-contained water reservoirs
chemical treatment regimens
microfiltration
use of a water heater
29
Slight ridges that run mesiodistally in the cervical third of a tooth are
imbrication lines
mamelons
inclined planes
crazing of the enamel
30
The smallest teeth in the permanent dentition are the
third molars
premolars
molars
mandibular incisors
31
The role of the dental assistant in infection control and dental unit waterlines includes
flushing the handpieces and DUWLs every morning
instruct patient not to wrap lips around saliva ejector to prevent backflow
all of the options are correct
test the water in the waterlines to ensure the number of CFUs is below 500
32
The periodontal ligament is capable of
All of the options
repair
remodeling
resorption
33
Backflow can expose the patient to potentially harmful bacteria.
False
True
34
Embryology is the study of
prenatal development prior to birth
structure and function at the microscopic level
cell development
postnatal development prior to age 1 year
35
The hardest calcified substance in the body is
enamel
dentin
cementum
bone
36
Enamel that has lost calcium due to the remineralization process can become remineralized
True
False
37
Which teeth usually have two roots?
mandibular molars
maxillary first premolars
mandibular first premolars
maxillary first premolars and mandibular first molars
38
Legionella bacteria
is found in water.
False
True
39
An enamel rod is composed of
all of the options
calcified enamel prisms
99% inorganic matter
hydroxyapatite
40
Which of the following is used to produce photographic images used for patient education & identifying areas of concern?
Digital sensor
CAD/CAM
Intraoral camera
Transillumination
41
Section of patient record that lists questions about the patient’s past & present physical conditions, allergies, & meds
informed consent
medical alert
dental treatment plan
medical and dental history
42
Where does biofilm form?
In flower vases
all of the options are correct
In dental unit waterlines
on showerhead
43
The patient’s treatment record is the property of the
patient
patient’s physician
patient’s lawyer
dentist
44
Tooth enamel is formed in the
endodermal embryonic layer
mesodermal embryonic layer
none of the options
ectodermal embryonic layer
45
The clinical evaluation record should include which of the following?
chief complaint
occlusal evaluation / periodontal findings
patients name and date
all of the options
46
The portion of the tooth that is visible in the mouth is the:
clinical crown
root
anatomic crown
cementum
47
Anything that surrounds the apex of a tooth is known as:
endodontic
periodontic
periapical
circumferential
48
It is acceptable to discuss patient information with a trusted person such as spouse, parent, etc.
True
False
49
Dental staff should check the equipment manufacturer to determine recommended chemical product & maintenance protocol
True
False
50
The color of the gingival tissue will vary depending on
presence of melanin
all of the options are correct
degree of keratinization of melanin / degree of gingival health
vascular supply
51
The main portion of the tooth structure is made up of enamel
False
True
52
The space occupied by pulp is the _______.
dentin tubule
pulp chamber
alveolar socket
clinical crown
53
_____ is used when charting during an examination to indicate that treatment is required.
green
red
yellow
blue
54
The canines that usually erupt first are the
quadrant one
mandibular
maxillary
both arches erupt at the same time
55
The patient dental record consists of the
medical dental health history
patient registration form
all of the options are correct
treatment provided
56
Medical alert information should be placed
on the inside cover of the patient record and in the appointment book
inside the cover of the patient record
on the inside of the patient record or a pop-up alert on the EDR
on the outside of the patient record
57
During the PSR examination, when the colored area of the probe completely disappears, this is a score of
4
1
2
3
58
A medical history should be updated
before initial treatment begins
at each visit
before restorative treatment begins
at each recall visit
59
A patient may be unable to complete the medical and dental history form because of
not understanding the form
the inability to read and write
a language barrier
all of the options are correct
60
To examine the tongue, ____________ is/are used to gently pull it forward.
cotton pliers
a tongue retractor
a gauze sponge
both cotton pliers and a gauze sponge
61
Which part of the tooth contains tubules that are capable of sensing pain and temperature?
dentin
cementum
enamel
periodontal ligament
62
Reducing the level of bacterial contamination in waterlines includes using
microfiltration
chemical treatment regimens
self-contained water reservoirs
all of the options
63
The root of the tooth is covered with:
pulp
enamel
cementum
dentin
64
In general, third molars are larger than any other molars
False
True
65
All permanent molars are considered succedaneous teeth.
True
False
66
On a dental chart, a mesial-occlusal-distal amalgam would be recorded on a(n)
posterior tooth
anterior tooth
none of the above
both options are correct
67
The use of a rubber dam completely reduces direct contact from dental unit water.
False
True
68
Enamel-producing cells are called
ameloblasts
ameloclasts
odontoblasts
odontoclasts
69
Knowledge of the patient’s medical and dental history can affect
the frequency of appointments
all of the options
certain drugs prescribed
the treatment plan
70
The natural opening in the root is the _____.
cortical plate
dental papilla
apical foramen
radicular pulp
71
The abbreviation PFM stands for
porcelain fused to metal
porcelain filling on mesial
professional filling material
protrusive forward movement
72
The structure units of enamel are called enamel
tubules
lamellae
spindles
prisms
73
Primary purpose of _, the fiber group of the periodontal ligament, is to aid in resisting tipping & twisting of tooth
interradicular
horizontal
alveolar crest
apical
74
Dentin
is an excellent thermal conductor
forms the bulk of the tooth
all of the options
is capable of regeneration
75
Patient demographics include all of the following EXCEPT
the patient’s work
the patient’s medical history
the patient’s address
the patient’s phone number
76
Ectoderm differentiates into
skin
hair
All of the options
lining of the oral cavity
77
Rounded portions of the incisal edge that wear with age are
incisal edges
mamelons
occlusal line angles
cingula
78
A small red circle charted at the apex of a tooth indicates
completed endodontic treatment
an abscess
root caries
an impacted tooth
79
Parents often do not understand the importance of primary teeth.
True
False
80
Which type of tooth is present in the permanent dentition but not in the primary dentition?
molars
canines
incisors
premolars
81
Tooth morphology is the study of
the form and structure of teeth
the size of teeth
all of the options
the shape of teeth
82
Symmetrical means
balanced or even on both sides
occurring more on the right side than the left side
occurring more on the left side than the right side
occurring more anterior than posterior
83
This tooth tissue makes up the bulk of the tooth
enamel
pulp chamber
dentin
cementum
84
To correct a clinical note on an electronic chart a(an) __________ must be noted.
addendum
addendum and reason for correction
reason for correction
deleted record
85
Dental unit water should
not
be used for irrigation in surgical procedures.
True
False
86
What is a name given in the past to premolars?
cuspids
wisdom teeth
eye teeth
bicuspids
87
The innermost area of the tooth is the
pulp chamber
cementoenamel junction
anatomic crown
apical foramen
88
When using color coding with charting symbols, a gold restoration is recorded with
black/blue diagonal lines
solid black
solid red
red diagonal lines
89
_________ is a measurement procedure done to aide in detection of periodontal disease.
Transillumination
Digital imaging
None of the options are correct
Periodontal probing
90
The compact bone that lines the tooth socket is known as the
trabeculae
lamina dura
alveolar crest
cortical plate
91
Notations in a patients chart should be added when they are a suspected drug seeker, difficult to deal & other opinions
True
False
92
The cusps of the second premolar are not as sharp as the cusps on the maxillary first premolar.
True
False
93
Bacteria that are freely floating in water are
heterotropic and found in dental waterlines
planktonic and found in dental waterlines
heterotropic
planktonic
94
The patient’s signature on the medical history questionnaire indicates that he or she
understands the HIPAA stipulations
gives permission for the use of the information
takes responsibility for the accuracy of the information
is responsible for payment of the account
95
The shedding of a primary tooth is called
odontogenesis
exfoliation
calcification
remodeling
96
Which of the following constitutes the bulk of the tooth?
dentin
enamel
apex
pulp
97
Restoring a dentition to maximum function is a
level II treatment plan
level IV treatment plan
level III treatment plan
level I treatment plan
98
The face and its related tissues begin to form during the
first month of prenatal development
fourth week of prenatal development
fourth month of prenatal development
first week of prenatal development
99
The dentition of a 5-year-old child, ±9 months, would contain
all primary teeth with first permanent molars fully erupted
all primary teeth
all primary teeth and first permanent molars erupting
none of the options
100
Which statement is correct?
There are 32 teeth in the permanent dentition & 22 in the primary dentition
none of the options
There are 30 teeth in the permanent dentition & 20 in the primary dentition
There are 32 teeth in the permanent dentition & 20 in the primary dentition