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Dental Assisting > Mod 2 Final > Flashcards

Mod 2 Final Flashcards

1
Q

Defined as an abnormal dryness of the mouth due to insufficient amounts of saliva:

A

Xerostomia

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2
Q

The portion of the tooth that makes up the majority of the tooth’s structure:

A

Dentin

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3
Q

Arrested carious lesions are often ____ in color.

A

All of the above

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4
Q

Which of the following areas of a tooth are most susceptible to decay?

A

Pits and fissures

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5
Q

Which dental instrument is used to detect surface caries?

A

Explorer

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6
Q

____ is an antibacterial mouth rinse used to help prevent oral infections.

A

Chlorohexidine

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7
Q

The initial formation of tooth decay is known as:

A

Incipient caries

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8
Q

Which of the following would be considered least carciogenic?

A

Cheese

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9
Q

Which of the following is not one of the characteristics of pellicle?

A

Strengthens cementum

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10
Q

The type of caries most prevalent in the geriatric population is:

A

Root surface

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11
Q

The type of caries found around the margins of an existing restoration is:

A

Recurrent

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12
Q

Which of the following is the correct order for hardness of the different tooth structures?

A

Enamel, dentin, cementum, pulp

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13
Q

Which of the following is the correct order for plaque formation?

A

Pellicle, mutans streptococci, lactobacilli, other microrganisms

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14
Q

Use of the explorer in detecting caries can cause ____ in an area that had the possibility to remineralize.

A

Cavitation

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15
Q

The most accepted means of caries detection is/are:

A

Explorer

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16
Q

The soft and bony supporting structure of tissues that surrounds and supports the teeth is the:

A

Periodontium

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17
Q

Which of the following is not a term used to describe the severity of periodontal disease?

A

Late

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18
Q

There are ____ forms of periodontal disease.

A

Seven

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19
Q

The sticky tooth-covered film present on teeth that forms from bacteria and its by-products is:

A

Plaque

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20
Q

The bacteria present in plaque produces ____, which destroy the periodontium and cause inflammation.

A

Toxins and enzymes

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21
Q

The most common areas for calculus to build up are the areas nearest to the:

A

Salivary ducts

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22
Q

The epithelial attachment is:

A

All of the above

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23
Q

____ is the first indication of periodontal problems.

A

Gingivitis

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24
Q

Subgingival calculus is stained dark yellow, brown, green, or black due to:

A

Blood pigments from periodontal inflammation

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25
Q

The test used to determine a patient’s susceptibility to periodontal disease is the PST, which stands for:

A

Periodontal Susceptibility Test

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26
Q

Juvenile aggressive periodontitis will exhibit radiographic bone loss around the:

A

First molars and anterior incisors

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27
Q

Gingivitis is defined by ____ gingival inflammation.

A

Marginal

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28
Q

Smoking causes a greater loss of bone, deeper periodontal pockets, increased tooth loss, and:

A

Increased calculus formation

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29
Q

Cementum is the portion of the periodontium that functions to:

A

Anchor the tooth to the bone

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30
Q

Which of the following does NOT cause an increase in the symptoms of gingivitis?

A

All of the above

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31
Q

Due to revisions concerning employee safety and building requirements, the dental office has undergone several changes. These changes were brought about by which of the following associations and acts?

A

OSHA, and Americans with Disabilities Act

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32
Q

Design considerations for the dental operatory include:

A

Bright lines to illuminate the oral cavity, solid flat cabinet doors for disinfection, and ensuring all dental items can be stored inside cabinets

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33
Q

For ease of access, the following items are typically found in the business and office assistant area:

A

Computer, fax machine, intercom/phone system, thermostat control, and exam glove supplies.

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34
Q

In the dental office, the ____ controls the appointment book.

A

Receptionist

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35
Q

The dental office can have many operatories; however, in a general practice, there are two types of operatories, one used for operative dentistry and the other for:

A

Dental hygiene

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36
Q

Dental equipment is expensive to purchase and crucial to the practice. Because of this, the dental assistant must:

A

Maintain a equipment-maintenance schedule.

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37
Q

It is important to have an evacuation system when treating a patient because:

A

Water is often used during treatment

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38
Q

The air compressor is usually kept away for the main area of the office because:

A

Of the size and noise of the compressor

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39
Q

The material of the dental chair should be easy to:

A

Clean and disinfect

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40
Q

When the patient is seated in a 90-degree angle, she is considered to be in the:

A

Upright position

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41
Q

When a patient begins to feel faint, in what position should the patient be placed?

A

Sub-supine

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42
Q

The handpieces; air-water syringes and/or saliva ejector; and high-volume evacuator, are collectively called the:

A

Dental unit

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43
Q

The ____ is a foot-control or pedal device that is used to operate and control the dental handpieces from the dental unit.

A

Rheostat

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44
Q

The air-water syringe should be ____ prior to and in between each patient.

A

Flushed

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45
Q

All dental materials (cements) are stored in ____ within the dental operatory.

A

Cabinets

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46
Q

The ____ is a small piece of dental equipment that triturates or mixes a restorative material.

A

Amalgamator

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47
Q

The ____ area within the sterilization area should be the first stop for instruments.

A

Dirty

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48
Q

Patient records are considered ____, and must be kept in a physically secured area.

A

Legal documents

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49
Q

Many offices keep dental records indefinitely, but state law mandates that dental patient records are to be kept for:

A

7 years

50
Q

A patient’s dental records can be requested by ____ with proper documentation following HIPPA regulations.

A

All of the above

51
Q

The legal procedure of correcting a written mistake in a patient’s chart is to:

A

Draw one line through the entry

52
Q

It is important for the patient or guardian to sign the patient’s registration form containing personal data and treatment opinions because:

A

The patient registration form is a legal document

53
Q

The patient’s allergies to medications, anesthetics, metals, seasonal, and ____ should be documented within his chart.

A

Latex

54
Q

When the dentist evaluates, assesses, and diagnoses the dental disease of a patient’s oral cavity, the dentist develops a treatment plan or:

A

Care plan

55
Q

Progress notes include the:

A

Date of treatment, tooth treated, medications, and treatment performed

56
Q

When asking questions about a patient’s medical history, why is it a good idea to ask the patient the same question in different ways?

A

He might unintentionally omit or distort answers.

57
Q

What organization recommends a complete comprehensive exam for all new patients and for patients who have been in the practice for one year?

A

The DHA

58
Q

In preparation for the dentist to enter and begin treatment, the responsibility of the dental assistant is to escort the patient to the operatory:

A

Position the dental stool and patient light, and place the napkin on the patient.

59
Q

When performing the extraoral/intraoral examination, the patient’s face and neck are examined for:

A

All of the above

60
Q

The exam where the dentist takes six measurements of each tooth sulcus and records the depths is called:

A

A periodontal exam

61
Q

____ is the process of applying the hands or fingers to the external surface of the body to detect abnormalities.

A

Palpation

62
Q

When the dentist palpates the extraoral area and finds swelling, this is indicative of

A

Infection

63
Q

The oral soft tissues that are examined are lips, tongue, and the:

A

Floor of the mouth

64
Q

The term ____ means a mechanical wearing away of tooth structure.

A

Abrasion

65
Q

When evaluating the occlusion, the dentist will ask the patient to close her teeth in ____ occlusion.

A

Centric

66
Q

The patient exam is performed in a methodical manner so that no aspect of the examination is missed. The mnemonic to remember is S.O.A.P; this stands for:

A

Subjective, objective, assessment, and plan.

67
Q

The conservation of human energy can be defined as:

A

Range of motion

68
Q

The zones of actvity in four-handed dentistry include all of the following except the:

A

Patient’s zone

69
Q

When practicing ____ dentistry, it is important to have equipment and materials within reach of the operator and assistant.

A

Four-handed

70
Q

Injury can occur when the dental assistant’s are is moved to reach items that are not at a comfortable distance. This reach is called the ____ reach.

A

Horizontal

71
Q

Should the dental assistant work with a thin and smooth handle dental instrument, a ____ grip is necessary to maintain hand and wrist health.

A

Light

72
Q

To stretch your shoulders, chest, and elbow, you should repeat these motions often throughout the day:

A

Sit, fold your arms in front of you, and lean backward

73
Q

When practicing four-handed dentistry, the patient light should be ____ feet above the patient.

A

3-5

74
Q

When working on a dental procedure, the operator’s face is approximately ____ inches from patient’s face.

A

12-14

75
Q

When considering good time management, the primary consideration when practicing four-handed dentistry during clinical procedures is called:

A

Motion economy

76
Q

The operating zones are divided into four categories using the patient’s face as a guide:

A

Operator’s zone, assistant’s zone, transfer zone, and static zone.

77
Q

To maintain the classification of motion and correct positioning, the four-handed dental assistant utilizes ____ economy.

A

Motion

78
Q

The EFDA is typically under the ____ supervision of the dentist.

A

Direct

79
Q

The dominant hand utilizing the instrument should establish a:

A

Fulcrum

80
Q

Class ____ restorations include lingual pits and fissures of the maxillary molars.

A

I

81
Q

Class ____ cavity preparations include multi-surface restorations of a posterior tooth.

A

II

82
Q

A mesio-occlusal (MOD) restoration is a type class ____ restoration.

A

II

83
Q

Class ____ restorations will include the proximal edge and the incisal edge of anterior teeth.

A

IV

84
Q

Class ____ restorations are found on the gingival thirdof the facial and lingual surfaces of all teeth.

A

V

85
Q

A/n ____ is used to facilitate the fabrication of a custom bleaching tray from a model of the patient’s teeth.

A

Vacuum former

86
Q

It is critical for bonding to be placed in a ____ when placing composite resins to tooth surfaces.

A

Dry environment

87
Q

Patients should be informed that tooth-whitening procedures can produce some ____.

A

Sensitivity

88
Q

The portion of the Toffelmire that resembles a screw is the:

A

Spindle

89
Q

The instrument of choice utilized when placing a wedge is/are the:

A

Cotton pliers

90
Q

The smaller circumference of the matrix band will be placed toward the ____ portion of the tooth.

A

Cervical and gingival

91
Q

The universal retainer is usually placed on the ____ side of the tooth.

A

Buccal

92
Q

The occlusal edge of the matrix band forms the ____ loop.

A

Larger

93
Q

Wedges are either ____.

A

Plastic or wooden

94
Q

A dental matrix can be utilized for class ____ restorations.

A

All of the above

95
Q

The advantage of using the sectional matrix system in the placement of composite resin restorations is:

A

The ability to access the restoration with the curing light.

96
Q

A burnisher is used to adapt the band to the proximal tooth surface to create a/n:

A

Tight contact

97
Q

When placing a sectional matrix, a piece of floss should be tied to the ____ to retrieve it from the patient’s mouth should it become dislodged.

A

Tension ring

98
Q

What is the overall length of a hand instrument?

A

Six inches

99
Q

The design of the shank is ____ at an angle to reach a specific area of the mouth.

A

Straight or bent

100
Q

Into how many categories are instruments classified?

A

Six

101
Q

The formula on the handle of a dental instrument reads 13-8-14. What woudl this indicate?

A

The blade is 1.3mm wide and 8mm long, and the angle formed is 14/100 of a circle.

102
Q

What type of vision is used when working on the maxillary posterior lingual surface?

A

Indirect vision

103
Q

What dental instrument is used to locate faulty margins of an amalgam?

A

23 explorer

104
Q

Hand cutting instruments are used for:

A

Cavity preparation

105
Q

The instrument that compresses amalgam into the cavity preparation is called:

A

An amalgam condenser

106
Q

Composite placement instruments are autoclavable, and made from anodized aluminum, aluminum titanium coated stainless steel, or ____, and do not leave any discoloration on the newly placed composite.

A

Teflon

107
Q

What handpiece is selected to be used for cavity preparation of retention grooves?

A

High speed

108
Q

By keeping the procedure setups in____, the procedure will be smooth and instruments clean, and supplies at arms reach.

A

Tub and tray systems

109
Q

The two most common grasps used when using the HVE are:

A

Pen and thumb to nose

110
Q

The saliva ejector should be used with a/n ____ motion near the back of the throat.

A

Sweeping

111
Q

The morcoorganisms that can accumulate in the dental unit water lines and can increase a patient’s susceptibility to transmissible diseases are called:

A

Biofilm

112
Q

The technique that involves the use of a triangular, absorbent pad is called:

A

Dry-angle

113
Q

The gauges (thickness) of the dental dam range from:

A

Thin/light to medium and heavy

114
Q

Working together as a team, the dentist and assistant can siccessfully place a dam in approximately ____ minutes.

A

two

115
Q

The Ostby frame is made from:

A

Plastic

116
Q

Maxillary incisors need the hole #____ punched, and the mandibular incisors utilize hole #____.

A

2; 1

117
Q

Generally, the mandibular anterior teeth need the ____ hole and the maxillary molars need the ____ hole.

A

Smallest; largest

118
Q

Wingless clamps are identified with names beginning with the letter:

A

W

119
Q

The double bowed clamps are called the:

A

Cervical clamps

120
Q

The ____ is the part of the dental forceps that is used to keep the handles in a fized position.

A

Sliding bar

121
Q

The lubricants generally chosen by clinicians are:

A

Petroleum jelly or zinc oxide

122
Q

What contains a filter trap that traps amalgam and other solid waste materials from entering the oral evacuator hose?

A

The Lingua-Fix

Dental Assisting (13 decks)

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