Dental Hygiene Theory and Practice
Final Test Solutions
Course Introduction
Dental Hygiene Theory and Practice explores the foundational principles, scientific knowledge, and practical skills essential for dental hygiene professionals. The course emphasizes the assessment, diagnosis, planning, implementation, and evaluation of individualized patient care, focusing on the prevention and management of oral diseases. Through a combination of lectures, laboratory exercises, and clinical experiences, students develop proficiency in patient communication, instrumentation, infection control, and health promotion. The curriculum integrates current research, ethical decision-making, and cultural competency to prepare students for the dynamic roles and responsibilities within contemporary dental hygiene practice.
Recommended Textbook
Dental Instruments 6th Edition by Linda R. Bartolomucci Boyd
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21 Chapters
398 Verified Questions
398 Flashcards
Source URL: https://quizplus.com/study-set/2296 Page 2
Chapter 1: Basic Dental Instruments
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9 Verified Questions
9 Flashcards
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Sample Questions
Q1) The main function of this instrument is to grasp and/or transfer material into and out of the oral cavity.
A)Curette
B)Mouth mirror
C)Periodontal probe
D)Cotton forceps (pliers)
Answer: D
Q2) Which statement is correct about cotton forceps?
A)Comes in one size
B)Has plain or serrated tips
C)Has pointed or rounded tips
D)B and C only
E)All of the above
Answer: D
Q3) Which instrument would NOT be found on a basic tray set-up?
A)Mouth mirror
B)Sickle scaler
C)Explorer
D)All of the above are found on the basic tray.
Answer: B
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Chapter 2: Enamel Cutting Instruments
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21 Flashcards
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Sample Questions
Q1) Which enamel cutting instrument is used in a pull motion?
A)Enamel hoe
B)Straight chisel
C)Enamel hatchet
D)Binangle chisel
E)Wedelstaedt chisel
Answer: A
Q2) An angle former enamel cutting instrument would be found on which instrument tray setup?
A)Restorative
B)Endodontic
C)Orthodontic
D)Oral surgery
Answer: A
Q3) Which instrument is used to remove unsupported enamel?
A)Enamel Hoe
B)Enamel Hatchet
C)Margin Trimmer
D)Wedelstaedt Chisel
Answer: B
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Chapter 3: Local Anesthetic Syringecomponents and
Nitrous Oxide Sedation
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23 Verified Questions
23 Flashcards
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Sample Questions
Q1) What is the relationship between the thickness of the anesthetic needle and the gauge number of the needle?
A)The larger the gauge of the needle, the thicker the needle
B)The larger the gauge of the needle, the shorter the needle
C)The larger the gauge of the needle, the thinner the needle
D)The larger the gauge of the needle, the longer the needle
Answer: C
Q2) Name the part of the anesthetic syringe that is inserted into the plunger.
A)Aluminum cap
B)Protective cap
C)Needle hub
D)Harpoon
Answer: D
Q3) Which color tank is used for nitrous oxide?
A)Red
B)Blue
C)Green
D)White
Answer: C
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Chapter
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Sample Questions
Q1) Which statement regarding the evacuator tip for a surgical site or procedure is correct?
A)Inserted into the high-velocity evacuation system.
B)Inserted into the low-velocity evacuation system.
C)Narrows to accommodate the surgical site.
D)Is a saliva ejector.
E)Both A and C are correct.
Q2) What is a rheostat?
A)Adjusts the position of the dental chair.
B)Runs handpieces when depressed.
C)Turns the unit light off and on.
D)None of the above
Q3) A(n) _____ evacuates large amounts of fluid and debris from the oral cavity.
A)angled stainless steel evacuator tip
B)low-velocity (volume) evacuation (LVE)
C)high-velocity (volume) evacuation (HVE)
D)high-velocity (volume) surgical evacuation tip
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Page 6
Chapter 5: Dental Handpieces
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15 Verified Questions
15 Flashcards
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Sample Questions
Q1) When using the surgical electrical handpiece unit, a lower speed may be used for which procedure?
A)Implants
B)Crown preparation
C)Surgical extraction
D)All of the above
Q2) What is the maximum rotation speed of the slow-speed handpiece?
A)20,000 rotations per minute
B)30,000 rotations per minute
C)75,000 rotations per minute
D)100,000 rotations per minute
Q3) Which type of handpiece uses a friction grip bur to cut a cavity preparation?
A)High-speed handpiece
B)Slow-speed prophy angle
C)Slow-speed handpiece with a straight attachment
D)Slow-speed handpiece with a contra-angle attachment
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Chapter 6: Burs and Rotary Attachments for Handpieces
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Sample Questions
Q1) Which part of the bur cuts, polishes, or finishes?
A)Shank
B)Neck
C)Head
Q2) Which of the following is a tapered fissure-plain cut bur?
A)8
B)57
C)168
D)699
Q3) Identify the number of the bur that has tapered sides with horizontal cutting edges.
A)157
B)168
C)330
D)699
E)701
Q4) Which polishing rubber point is the most abrasive?
A)Brown points
B)Green points
C)White points
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Chapter 7: Dental Dam Instruments
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Sample Questions
Q1) Which surface should the bow of the dental dam face?
A)Distal
B)Mesial
C)Buccal
D)Lingual
Q2) Which part of the clamp fits below the tooth's height of contour?
A)Bow
B)Jaws
C)Holes
D)All of the above
Q3) A _____ stabilizes the dental dam away from the oral cavity.
A)frame
B)clamp
C)forceps
D)template
Q4) What size as the dental dam?
A)4 × 4
B)5 × 5
C)6 × 6
D)All of the above
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Chapter 8: Amalgam Restorative Instruments
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27 Verified Questions
27 Flashcards
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Sample Questions
Q1) Which of the following instruments could be used to contour the interproximal walls of an amalgam restoration?
A)Tanner
B)Gold knife
C)Discoid/cleoid
Q2) Select the type of instrument that would be used to carve the occlusal anatomy on an amalgam or a temporary restoration.
A)Woodson
B)Tanner carver
C)Acorn burnisher
D)Discoid-cleoid carver
E)Both B and D are correct.
Q3) For which restorative class preparation is a Tofflemire/Matrix retainer used?
A)Class I
B)Class II
C)Class III
D)Class IV
Q4) An amalgam well is used to mix alloy and mercury in a capsule.
A)True
B)False
Page 10
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Chapter 9: Composite Restorative Instruments
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19 Verified Questions
19 Flashcards
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Sample Questions
Q1) Which items are added to a restorative tray for a composite resin procedure?
A)Mylar matrix
B)Resin curing light
C)Gold carving knife
D)Applicator and tips
E)All of the above
Q2) Why is there no adhesive material in the center of a finishing strip?
A)Avoid removal of tooth structure.
B)Avoid cutting the interdental papilla.
C)Avoid removal of too much composite.
D)All of the above
Q3) What is the purpose of the curing light protective shield?
A)To protect the assistant's eyes
B)To protect the operator's eyes
C)To protect the patient's eyes
D)Only A and B are correct.
E)All of the above
Q4) Disposable composite wells should be disposed of in the regular waste.
A)True
B)False
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Chapter 10: Crown and Bridge Restorative Instruments
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17 Flashcards
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Sample Questions
Q1) It takes two appointments to prepare, fabricate, and deliver a CAD/CAM permanent crown.
A)True
B)False
Q2) Which instrument is designed to remove a permanent crown prior to cementation?
A)Provisional crown-removing forceps
B)Trial crown remover
C)Contouring pliers
D)Only A and B are correct.
Q3) Which of the following instruments would NOT be found on a crown and bridge preparation tray setup?
A)Crown-removing forceps
B)Spoon excavator
C)Woodson
D)Curette
Q4) All of the following are uses for contouring pliers EXCEPT
A)to contour the marginal edge of a temporary crown.
B)to remove a provisional crown.
C)to crimp and contour the marginal edge of a stainless steel crown.
D)to crimp the marginal edge of a provisional restoration.
Page 12
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Chapter 11: Endodontic Instruments
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28 Verified Questions
28 Flashcards
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Sample Questions
Q1) Which item is used to prepare the gutta-percha prior to placing it into the root canal?
A)Vitalometer/pulp tester
B)Electronic apex locator
C)Gutta-percha warming unit
D)Endodontic irrigating syringe
Q2) Which endodontic instrument is used to locate openings of small canal orifices for an endodontic procedure?
A)Broach
B)K-type file
C)Apex locator
D)Endodontic explorer
Q3) Which type of instrument is used to help enlarge the walls of the pulp chamber; it attaches to a slow-speed contra-angle handpiece?
A)Reamer
B)Peso file
C)K-type file
D)Lentulo spiral
E)Gates Glidden
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Chapter 12: Hygiene Instruments
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15 Verified Questions
15 Flashcards
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Sample Questions
Q1) Ultra-high frequency sound waves convert mechanical energy into vibrations for the ultrasonic scaler.
A)True
B)False
Q2) How would an instrument sharpening stone be cared for?
A)Sterilize after each patient use.
B)Place on a scaling/root planning tray set-up.
C)Lubricate with oil or water per manufacturer's directions prior to use.
D)All of the above are correct.
Q3) The use of an India stone should be preceded by the use of an Arkansas or ceramic stone.
A)True
B)False
Q4) Which of the following is an example of a subgingival ultrasonic instrument tip?
A)Furcation design
B)After Five design
C)Supragingival design
D)All of the above are correct.
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Chapter 13: Preventive and Sealant Instruments and Bleaching Trays
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7 Flashcards
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Sample Questions
Q1) What does a Diagnodent use to detect caries?
A)Fluorescence
B)Visible light
C)Laser
Q2) To precisely cut material, especially for bleaching trays, the instrument of choice is
A)short blade scissors.
B)long blade scissors.
C)model trimmer.
D)alcohol torch.
Q3) What does the Spectra Caries Detection Aid System use to detect caries?
A)Fluorescence
B)Visible light
C)Doppler
D)Laser
Q4) For what purpose would a Diagnodent unit be used?
A)Measure the length of the canal in the root of the tooth.
B)Detect calculus subgingivally.
C)Detect the pit and fissures of the tooth structure.
D)Detect caries within the tooth structure.
Page 15
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Chapter 14: Orthodontic Instruments
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21 Flashcards
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Sample Questions
Q1) Why would bracket placement card be used?
A)Organize the bands to be placed in the mouth.
B)Organize the brackets to be placed in the mouth.
C)Organize the brackets and bands to be placed in the mouth.
Q2) Which instrument is used to hold the arch wire to a band or bracket?
A)Hemostat
B)Ligature ties
C)Separators
Q3) Which material is commonly used to separate teeth prior to bonding a tooth for orthodontic bands.
A)Nylon separators
B)Elastic separators
C)Vinyl separators
Q4) What is the small device bonded to the teeth to hold the orthodontic arch wires.
A)Orthodontic band with tubing and hook
B)Bracket Ligature ties
C)Bracket
D)Both A and C are correct.
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16
Chapter 15: Universal Surgical Instruments
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Sample Questions
Q1) Gut, plain and PGA are types of nonresorbable sutures.
A)True
B)False
Q2) A periosteal elevator is used to retract the tongue or cheek during surgery.
A)True
B)False
Q3) A mouth gag should NOT be used with sedated patients.
A)True
B)False
Q4) Which of the following statements is true regarding a Minnesota tongue and cheek retractor?
A)It is commonly used in oral surgery and periodontal surgical procedures.
B)It is commonly used in the oral photography procedures.
Q5) Which instrument is found on a surgical tray setup and is used to remove debris, cysts, and granulation tissue from the surgical site?
A)Hemostat
B)Tissue scissors
C)Surgical curette
D)Periosteal elevator
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Chapter 16: Periodontal Instruments and Periodontal Surgical Instruments
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18 Verified Questions
18 Flashcards
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Sample Questions
Q1) What is the purpose of the Kirkland knife used in periodontal surgery?
A)To bevel an incision for gingivectomy.
B)To mark periodontal pockets.
C)To cut interdental gingiva.
Q2) To create a bevel incision for a gingivectomy, the best instrument of choice is
A)periodontal knife--spear point.
B)periodontal knife--kidney shaped.
Q3) Which instrument is used to measure periodontal pocket depth in millimeter increments?
A)Tissue forceps
B)Furcation probe
C)Millimeter ruler
D)Periodontal probe
Q4) A back-action hoe removes bone adjacent to teeth without causing trauma.
A)True
B)False
Q5) The mesial/distal and buccal/lingual hoes are designed to function in posterior locations only.
A)True
B)False
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Chapter 17: Oral Surgery Extraction Instruments
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Sample Questions
Q1) A periotome is used when dental implant placement is indicated.
A)True
B)False
Q2) Which instrument is used to lift and remove small root tips in difficult-to-reach areas of the tooth socket?
A)Rongeur
B)Root-tip pick
C)T-bar elevator
D)Luxating elevator
Q3) Which instrument is used to trim and remove excess alveolar bone after extraction?
A)Rongeur.
B)Bone file.
C)T-bar elevator.
D)Surgical chisel.
Q4) Which instrument would be selected to remove tooth #24?
A)Rongeur.
B)Mandibular anterior forceps.
C)Mandibular universal forceps.
D)Either B or C is correct.
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Chapter 18: Sterilization Equipment
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Sample Questions
Q1) When would one use a sterilization pouch?
A)To sterilize loose instruments.
B)To hold the biological monitor strip.
C)To hold sterilized items until they are needed.
D)All of the above
E)A and C are both correct.
Q2) Which type of sterilization unit rapidly sterilizes unwrapped instruments with steam under pressure?
A)Autoclave sterilizer
B)Dry heat sterilizer
C)Statim sterilizer
D)All of the above
Q3) Why are colored bands placed on dental instruments?
A)Organization.
B)Identification.
C)Inventory control.
D)Match the room décor.
E)Both A and B are correct.
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Chapter 19: Dental Materials Equipment
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Sample Questions
Q1) When would one use a triple tray for impressions?
A)To take a maxillary impression along with the occlusal bite.
B)To take a mandibular impression along with the occlusal bite.
C)To take a maxillary impression along with a mandibular impression.
D)To take a maxillary impression, mandibular impression, and an occlusal bite.
E)None of the above.
Q2) In the reversible hydrocolloid unit, the temperature for the tempering bath should be
A)110° F (44° C).
B)150° F (65.5° C).
C)212° F (100° C).
Q3) Flexible rubber bowls are used to mix which material(s)?
A)Powder and liquid, such as irreversible hydrocolloid (alginate)
B)Plaster or stone for pouring up models
C)Reversible hydrocolloid
D)Polyvinylsiloxane
E)A and B are both correct.
Q4) The flexible alginate spatula does not require sterilization following use.
A)True
B)False
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Chapter 20: Dental Imaging and Diagnostic Equipment
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22 Flashcards
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Sample Questions
Q1) What landmarks should be seen on a bitewing radiograph?
A)Root tips (apices) of the teeth.
B)Root and the apex of the tooth.
C)Anterior teeth to diagnose caries.
D)Interproximals of posterior teeth for diagnostic purposes.
Q2) Which part of the X-ray unit is used to adjust the number of impulses used to expose a radiograph?
A)PID
B)Tube Head
C)Control panel
Q3) Which film size is usually used for a periapical radiograph and a bite-wing radiograph on an adult patient?
A)0
B)1
C)2
D)3
Q4) Which part of the dental film packet protects the film from light penetration?
A)Lead foil
B)Black paper
C)Vinyl cover
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Chapter 21: Vital Signs and Beyond
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Sample Questions
Q1) What happens to the CO level when a person hyperventilates?
A)Increases.
B)Decreases.
Q2) An aneroid dial system is part of which monitoring equipment?
A)Sphygmomanometer
B)Stethoscope
C)EKG
Q3) What is the instrument used to hear the pulse, heartbeat, and systolic and diastolic pressure?
A)Sphygmomanometer
B)Pulse oximeter.
C)Stethoscope.
D)EKG.
Q4) A pulse oxymeter measures the oxygen saturation in the blood.
A)True
B)False
Q5) A capnograph is used for nonsedated patients.
A)True
B)False
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