Question 1

Which of the following instruments is the best choice for moderate supragingival calculus removal?

Accepted Answer

A)  Area-specific curet 
B)  Universal curet 
C)  Sickle scaler 
D)  Chisel scaler 
A)  Area-specific curet 
B)  Universal curet 
C)  Sickle scaler 
D)  Chisel scaler C

Question 2

Which of the following treatment instruments are best designed for debriding very narrow and deep periodontal pockets?

Accepted Answer

A)  Rigid and extra rigid Gracey curets 
B)  Mini-Five Gracey curets 
C)  Micro Mini-Five curets 
D)  After-Five Gracey curets 
A)  Rigid and extra rigid Gracey curets 
B)  Mini-Five Gracey curets 
C)  Micro Mini-Five curets 
D)  After-Five Gracey curets C

Question 3

Match the working ends of dental instruments.
-Excellent for crushing large tenacious calculus deposits

Accepted Answer

A) Sickle scaler 
B) Dental explorer 
C) Curet or curette 
D) Hoe scaler 
E) File scaler 
A) Sickle scaler 
B) Dental explorer 
C) Curet or curette 
D) Hoe scaler 
E) File scaler E

Question 4

Root planing a root surface that is normal and healthy can contribute to which of the following?

Accepted Answer

A)  The prevention of clinical attachment loss 
B)  The prevention of gingival recession 
C)  The prevention of bone loss 
D)  The development of gingival recession 
A)  The prevention of clinical attachment loss 
B)  The prevention of gingival recession 
C)  The prevention of bone loss 
D)  The development of gingival recession

Question 5

The dental instrument material that does not need sharpening is stainless steel with titanium nitrate.Instruments made with this material are contraindicated for root debridement,fine scaling,and root planing nontenacious deposits.

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true,but the second statement is false. 
D)  The first statement is false,but the second statement is true. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true,but the second statement is false. 
D)  The first statement is false,but the second statement is true.

Question 6

A dental hygienist is assessing the periodontium around tooth 3.Four millimeters of visible recession is present on the facial surface of the tooth.The probing depth in the same area is 1 mm.What is the clinical attachment level of this tooth?

Accepted Answer

A)  3 mm 
B)  4 mm 
C)  5 mm 
D)  6 mm 
A)  3 mm 
B)  4 mm 
C)  5 mm 
D)  6 mm

Question 7

All of the following are true about instrument shanks except which one?

Accepted Answer

A)  Instrument shanks vary in diameter,curvature,and length. 
B)  Shanks with many deviations are used in treatment areas with restricted access such as posterior areas of the mouth. 
C)  Short functional shanks are used to reach tooth surfaces that are hard to access. 
D)  The length of the shank is measured from the first bend and away from the handles to the beginning of the working end. 
A)  Instrument shanks vary in diameter,curvature,and length. 
B)  Shanks with many deviations are used in treatment areas with restricted access such as posterior areas of the mouth. 
C)  Short functional shanks are used to reach tooth surfaces that are hard to access. 
D)  The length of the shank is measured from the first bend and away from the handles to the beginning of the working end.

Question 8

Match the working ends of dental instruments.
-Triangular in cross-section

Accepted Answer

A) Sickle scaler 
B) Dental explorer 
C) Curet or curette 
D) Hoe scaler 
E) File scaler 
A) Sickle scaler 
B) Dental explorer 
C) Curet or curette 
D) Hoe scaler 
E) File scaler

Question 9

All of the following are uses of the mouth mirror except which one?

Accepted Answer

A)  Indirect vision 
B)  Retraction to the tongue and tissues 
C)  Transillumination 
D)  Tongue depression to assess the oral pharynx 
A)  Indirect vision 
B)  Retraction to the tongue and tissues 
C)  Transillumination 
D)  Tongue depression to assess the oral pharynx

Question 10

In the modified pen grasp,where is the second finger positioned on the instrument?

Accepted Answer

A)  Side of the finger rests on the handle 
B)  Tip (pad of the finger)on the instrument shank 
C)  Side of the finger on the instrument shank 
D)  Tip (pad of the finger)on the instrument handle 
A)  Side of the finger rests on the handle 
B)  Tip (pad of the finger)on the instrument shank 
C)  Side of the finger on the instrument shank 
D)  Tip (pad of the finger)on the instrument handle

Question 11

The surface texture of the instrument handle can be knurled or smooth.The amount and type of texture helps provide a firm grasp on the instrument and prevents slipping in a wet environment.

Accepted Answer

A)  Both statements are true. 
B)  The first statement is true,but the second one is false. 
C)  Both statement are false. 
D)  The first statement is false,but the second one is true. 
A)  Both statements are true. 
B)  The first statement is true,but the second one is false. 
C)  Both statement are false. 
D)  The first statement is false,but the second one is true.

Question 12

The dental hygienist is scaling a sextant,teeth 28 through 31.The areas have generalized 5- to 6-mm pockets with light subgingival calculus and bleeding on probing.Which of the following would be the best instrument to use to debride the pockets in this area?

Accepted Answer

A)  Sickle scaler 
B)  Universal scaler 
C)  Area-specific curet 
D)  Chisel scaler 
A)  Sickle scaler 
B)  Universal scaler 
C)  Area-specific curet 
D)  Chisel scaler

Question 13

Which of the following instruments is the best choice for light to moderate subgingival calculus removal?

Accepted Answer

A)  Area-specific curet 
B)  Universal curet 
C)  Sickle scaler 
D)  Chisel scaler 
A)  Area-specific curet 
B)  Universal curet 
C)  Sickle scaler 
D)  Chisel scaler

Question 14

Match the working ends of dental instruments.
-Rounded toe and rounded back

Accepted Answer

A) Sickle scaler 
B) Dental explorer 
C) Curet or curette 
D) Hoe scaler 
E) File scaler 
A) Sickle scaler 
B) Dental explorer 
C) Curet or curette 
D) Hoe scaler 
E) File scaler

Question 15

Shanks with thin diameters are considered rigid in nature and therefore are capable of removing heavy calculus deposits.In contrast,shanks with thick diameters are considered flexible for the removal of light calculus.

Accepted Answer

A)  Both statements are true. 
B)  The first statement is true,but the second one is false. 
C)  Both statements are false. 
D)  The first statement is false,but the second one is true. 
A)  Both statements are true. 
B)  The first statement is true,but the second one is false. 
C)  Both statements are false. 
D)  The first statement is false,but the second one is true.

Question 16

All of the following treatment instruments are specifically designed for root debridement in a furcation except which one?

Accepted Answer

A)  Tine file 
B)  Diamond-tip curets 
C)  Quetin furcation curets 
D)  Diamond-Tec file scalers 
A)  Tine file 
B)  Diamond-tip curets 
C)  Quetin furcation curets 
D)  Diamond-Tec file scalers

Question 17

The distance between the gingival margin and the junctional epithelium at the base of the sulcus or periodontal pocket is known as which of the following?

Accepted Answer

A)  Mucogingival junction 
B)  Probing depth 
C)  Relative attachment level 
D)  Infrabony pocket 
A)  Mucogingival junction 
B)  Probing depth 
C)  Relative attachment level 
D)  Infrabony pocket

Question 18

The shape of the shank will influence the use of the instrument.An instrument with a ridged shank is for the removal of light subgingival calculus.

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true,but the second statement is false. 
D)  The first statement in false,but the second statement is true. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true,but the second statement is false. 
D)  The first statement in false,but the second statement is true.

Question 19

All of the following are true about an instrument handle except which one?

Accepted Answer

A)  Instrument handles can be narrow and solid,or wide and hollow. 
B)  Instruments with narrow handles are lighter in weight. 
C)  Instruments handles can be made with silicone grasps. 
D)  Instruments with hollow handles are more efficient at transmitting tactile sensitivity. 
A)  Instrument handles can be narrow and solid,or wide and hollow. 
B)  Instruments with narrow handles are lighter in weight. 
C)  Instruments handles can be made with silicone grasps. 
D)  Instruments with hollow handles are more efficient at transmitting tactile sensitivity.

Question 20

A firm grasp is used when calculus is removed.A light grasp is used during exploration to find calculus.

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true,but the second statement is false. 
D)  The first statement in false,but the second statement is true. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true,but the second statement is false. 
D)  The first statement in false,but the second statement is true.

Exam 24: Hand-Activated Instruments

Which of the following instruments is the best choice for moderate supragingival calculus removal?

Which of the following treatment instruments are best designed for debriding very narrow and deep periodontal pockets?

Match the working ends of dental instruments. -Excellent for crushing large tenacious calculus deposits

Root planing a root surface that is normal and healthy can contribute to which of the following?

The dental instrument material that does not need sharpening is stainless steel with titanium nitrate.Instruments made with this material are contraindicated for root debridement,fine scaling,and root planing nontenacious deposits.

A dental hygienist is assessing the periodontium around tooth 3.Four millimeters of visible recession is present on the facial surface of the tooth.The probing depth in the same area is 1 mm.What is the clinical attachment level of this tooth?

All of the following are true about instrument shanks except which one?

Match the working ends of dental instruments. -Triangular in cross-section

All of the following are uses of the mouth mirror except which one?

In the modified pen grasp,where is the second finger positioned on the instrument?

The surface texture of the instrument handle can be knurled or smooth.The amount and type of texture helps provide a firm grasp on the instrument and prevents slipping in a wet environment.

The dental hygienist is scaling a sextant,teeth 28 through 31.The areas have generalized 5- to 6-mm pockets with light subgingival calculus and bleeding on probing.Which of the following would be the best instrument to use to debride the pockets in this area?

Which of the following instruments is the best choice for light to moderate subgingival calculus removal?

Match the working ends of dental instruments. -Rounded toe and rounded back

Shanks with thin diameters are considered rigid in nature and therefore are capable of removing heavy calculus deposits.In contrast,shanks with thick diameters are considered flexible for the removal of light calculus.

All of the following treatment instruments are specifically designed for root debridement in a furcation except which one?

The distance between the gingival margin and the junctional epithelium at the base of the sulcus or periodontal pocket is known as which of the following?

The shape of the shank will influence the use of the instrument.An instrument with a ridged shank is for the removal of light subgingival calculus.

All of the following are true about an instrument handle except which one?

A firm grasp is used when calculus is removed.A light grasp is used during exploration to find calculus.

The Dental Hygiene Profession

Human Needs Theory and Dental Hygiene Care

Health and Health Promotion

Communication and Behavioral Change Theories

Cross-Cultural Practice

The Dental Hygiene Care Environment

Infection Control

Medical Emergencies

Ergonomics

Personal,dental,and Health Histories

Vital Signs

Pharmacologic History

Extraoral and Intraoral Clinical Assessment

Assessment of the Dentition

Oral Hygiene Assessment: Soft and Hard Deposits

Dental Caries Management by Risk Assessment

Periodontal and Risk Assessment

Impact of Periodontal Infections on Systemic Health

Dental Hygiene Diagnosis

Dental Hygiene Care Plan and Evaluation

Toothbrushing

Mechanical Oral Biofilm Control: Interdental and Supplemental Self-Care Devices

Dentifrices

Ultrasonic and Sonic Instrumentation

Root Morphology and Instrumentation Implications

Management of Extrinsic and Intrinsic Stains

Decision Making Related to Nonsurgical Periodontal Therapy

Chemotherapy for the Control of Periodontal Diseases

Acute Gingival and Periodontal Conditions, lesions of Endodontic Origin, and Avulsed Teeth

Caries Management: Fluoride, chlorhexidine, xylitol, and Amorphous Calcium Phosphate Therapies

Pit and Fissure Sealants

Nutritional Counseling

Tobacco Cessation

Impressions,study Casts,and Oral Stents

Restorative Therapy

Behavioral Management of Dental Fear and Anxiety

Dentinal Hypersensitivity Management

Local Anesthesia

Nitrous Oxideoxygen Analgesia

Persons With Disabilities

Cardiovascular Disease

Persons With Diabetes Mellitus

Oral Care of Persons With Cancer

Persons With Human Immunodeficiency Virus Infection

Persons With Neurologic and Sensory Deficits

Persons With Autoimmune Diseases

Renal Disease and Organ Transplantation

Respiratory Diseases

Cognitively and Developmentally Challenged Persons

Alcohol and Substance Abuse

Eating Disorders

Womens Health and the Health of Their Children

The Older Adult

Persons With Fixed and Removable Dentures

Orofacial Clefts and Fractured Jaw

Dental Implant Maintenance

Persons With Orthodontic Appliances

Abuse and Neglect

Practice Management