NBDHE Dental Hygienist Practice Exam
with complete solutions latest version
Hypersensitivity .of .a .root .lessens .as .the .tooth .forms .which .of .the .following?
.a. .Periodontal .Ligament
.b. .Pulp
.c. .Cellular .cementum
.d. .Enamel .- .CORRECT .ANSWER-c. .Cellular .cementum
What .nerve .supplies .the .intrinsic .muscles .of .the .tongue?
.a. .Trochlear
.b. .Trigeminal
.c. .Glossopharyngeal
.d. .Hypoglossal
.e. .Accessory .- .CORRECT .ANSWER-d. .Hypoglossal
.Which .of .the .following .is .the .most .radioresistant?
.a. .Glands
.b. .Reproductive .organs
.c. .Bone .Marrow
.d. .Skin
.e. .Nerves .- .CORRECT .ANSWER-e. .Nerves
Fluoride .is .typically .introduced .in .all .of .the .following .ways .except .by
.____________?
.a. .Drinking .water
.b. .Vitamins
.c. .Injection
.d. .Toothpaste
.e. .Mouthwash .- .CORRECT .ANSWER-c. .Injection
Gingivitis .is .considered .controlled .when
.a. .the .gums .reach .the .crown.
.b. .no .deep .pockets .appear .in .the .gums
.c. .the .gums .appear .firm
.d. .the .plaque .has .been .removed
.e. .there's .no .bleeding .around .the .gums .- .CORRECT .ANSWER-e. .there's .no
.bleeding .around .the .gums
A .flat .stone .may .be .used .to .sharpen .a .curette .by .hand. .The .face .of .the .curette
.should .be .at .what .angle .to .the .stone? .
,.a. .50-65 .degrees .
.b. .75-85 .degrees .
.c. .90-100 .degrees .
.d. .100-110 .degrees .
.e. .125-135 .degrees .- .CORRECT .ANSWER-d. .100-110 .degrees
Radiographic .intensifying .screens .are .used .for .
.a. .magnification .
.b. .sharpening .the .image .
.c. .reducing .the .patient .dose .
.d. .reflecting .harmful .rays .
.e. .expediting .the .processing .time .- .CORRECT .ANSWER-c. .reducing .the .patient
.dose
After .an .outbreak .of .herpetic .gingivostomatitis, .the .herpes .simplex .virus .may
.remain .dormant .in .which .of .the .following? .
.a. .Sensory .ganglion .
.b. .Salivary .Glands .
.c. .Blood .
.d. .Ligaments .
.e. .Lymph .nodes .- .CORRECT .ANSWER-a. .Sensory .ganglion
Which .of .the .following .is .a .characteristic .of .an .overdenture? .
.a. .No .natural .teeth .remain .
.b. .Natural .teeth .remain .
.c. .Used .with .an .overbite .
.d. .Used .with .an .underbite .
.e. .Covers .the .denture .- .CORRECT .ANSWER-b. .Natural .teeth .remain
A .dental .carie .is .another .name .for .a ._____________. .
.a. .Dental .iinstrument .
.b. .The .gum .line .
.c. .Cavity .
.d. .Plaque .build-up .
.e. .Gingivitis .- .CORRECT .ANSWER-c. .Cavity
Which .of .the .following .is .one .of .the .main .reasons .for .a .root .canal? .
.a. .tooth .is .cracked .
.b. .The .pulp .can't .be .fixed .
.c. .Gums .are .bleeding .
.d. .A .cavity .is .present .
.e. .Enamel .is .worn .off .- .CORRECT .ANSWER-b. .. .The .pulp .can't .be .fixed
Vital .whitening .is .performed .on .which .of .the .following? .
.a. .Dentures .
.b. .Tooth .with .no .live .nerve .
.c. .Tooth .with .live .nerve .
.d. .Cavities .
.e. .Tooth .roots .- .CORRECT .ANSWER-c. .Tooth .with .live .nerve
, A .vasoconductor .does .which .of .the .following .when .used .in .conjunction .with
.Lidocaine? .
.a. .Helps .the .drug .get .into .the .blood .stream .
.b. .Helps .the .numbing .drug .work .
.c. .Helps .the .drug .resist .breaking .down .
.d. .Makes .the .numbness .wear .off .
.e. .Makes .the .numbness .last .longer .- .CORRECT .ANSWER-e. .Makes .the
.numbness .last .longer
When .a .periapical .abscess .forms, .it .indicates .what? .
.a. .The .gums .are .infected .
.b. .Tooth .enamel .is .worn .thin .
.c. .A .cavity .
.d. .A .dead .or .dying .tooth .root .
.e. .Plaque .build-up .- .CORRECT .ANSWER-d. .A .dead .or .dying .tooth .root
If .a .dentist .is .placing .a .bonded .filling, .she .will .do .which .of .the .following .to
.ensure .the .filling .bonds .to .the .tooth? .
.a. .X-ray .the .tooth .
.b. .Scrape .the .tooth .
.c. .Polish .the .tooth .
.d. .Etch .the .tooth .
.e. .Drill .the .tooth .- .CORRECT .ANSWER-d. .Etch .the .tooth
A .pedicle .graft .uses .a .flap .of .tissue .from .which .part .of .the .mouth? .
.a. .From .a .neighboring .tooth .
.b. .From .the .roof .of .the .mouth .
.c. .From .the .inside .cheek .
.d. .From .any .location .it .can .be .found .
.e. .From .the .bottom .of .the .mouth .- .CORRECT .ANSWER-a. .From .a .neighboring
.tooth
Where .does .the .bone .for .a .bone .augmentation .typically .comes .from .in .an
.implantation .procedure? .
.a. .Tibia .
.b. .Radius .
.c. .Chin .or .Ramus .
.d. .Hip .
.e. .Humerus .- .CORRECT .ANSWER-c. .Chin .or .Ramus
A .veneer .will .correct .all .of .the .following .except? .
.a. .Slightly .crooked .teeth .
.b. .A .tooth .with .a .cavity .
.c. .Chipped .teeth .
.d. .Gaps .between .teeth .
.e. .Teeth .with .different .lengths .- .CORRECT .ANSWER-b. .A .tooth .with .a .cavity
with complete solutions latest version
Hypersensitivity .of .a .root .lessens .as .the .tooth .forms .which .of .the .following?
.a. .Periodontal .Ligament
.b. .Pulp
.c. .Cellular .cementum
.d. .Enamel .- .CORRECT .ANSWER-c. .Cellular .cementum
What .nerve .supplies .the .intrinsic .muscles .of .the .tongue?
.a. .Trochlear
.b. .Trigeminal
.c. .Glossopharyngeal
.d. .Hypoglossal
.e. .Accessory .- .CORRECT .ANSWER-d. .Hypoglossal
.Which .of .the .following .is .the .most .radioresistant?
.a. .Glands
.b. .Reproductive .organs
.c. .Bone .Marrow
.d. .Skin
.e. .Nerves .- .CORRECT .ANSWER-e. .Nerves
Fluoride .is .typically .introduced .in .all .of .the .following .ways .except .by
.____________?
.a. .Drinking .water
.b. .Vitamins
.c. .Injection
.d. .Toothpaste
.e. .Mouthwash .- .CORRECT .ANSWER-c. .Injection
Gingivitis .is .considered .controlled .when
.a. .the .gums .reach .the .crown.
.b. .no .deep .pockets .appear .in .the .gums
.c. .the .gums .appear .firm
.d. .the .plaque .has .been .removed
.e. .there's .no .bleeding .around .the .gums .- .CORRECT .ANSWER-e. .there's .no
.bleeding .around .the .gums
A .flat .stone .may .be .used .to .sharpen .a .curette .by .hand. .The .face .of .the .curette
.should .be .at .what .angle .to .the .stone? .
,.a. .50-65 .degrees .
.b. .75-85 .degrees .
.c. .90-100 .degrees .
.d. .100-110 .degrees .
.e. .125-135 .degrees .- .CORRECT .ANSWER-d. .100-110 .degrees
Radiographic .intensifying .screens .are .used .for .
.a. .magnification .
.b. .sharpening .the .image .
.c. .reducing .the .patient .dose .
.d. .reflecting .harmful .rays .
.e. .expediting .the .processing .time .- .CORRECT .ANSWER-c. .reducing .the .patient
.dose
After .an .outbreak .of .herpetic .gingivostomatitis, .the .herpes .simplex .virus .may
.remain .dormant .in .which .of .the .following? .
.a. .Sensory .ganglion .
.b. .Salivary .Glands .
.c. .Blood .
.d. .Ligaments .
.e. .Lymph .nodes .- .CORRECT .ANSWER-a. .Sensory .ganglion
Which .of .the .following .is .a .characteristic .of .an .overdenture? .
.a. .No .natural .teeth .remain .
.b. .Natural .teeth .remain .
.c. .Used .with .an .overbite .
.d. .Used .with .an .underbite .
.e. .Covers .the .denture .- .CORRECT .ANSWER-b. .Natural .teeth .remain
A .dental .carie .is .another .name .for .a ._____________. .
.a. .Dental .iinstrument .
.b. .The .gum .line .
.c. .Cavity .
.d. .Plaque .build-up .
.e. .Gingivitis .- .CORRECT .ANSWER-c. .Cavity
Which .of .the .following .is .one .of .the .main .reasons .for .a .root .canal? .
.a. .tooth .is .cracked .
.b. .The .pulp .can't .be .fixed .
.c. .Gums .are .bleeding .
.d. .A .cavity .is .present .
.e. .Enamel .is .worn .off .- .CORRECT .ANSWER-b. .. .The .pulp .can't .be .fixed
Vital .whitening .is .performed .on .which .of .the .following? .
.a. .Dentures .
.b. .Tooth .with .no .live .nerve .
.c. .Tooth .with .live .nerve .
.d. .Cavities .
.e. .Tooth .roots .- .CORRECT .ANSWER-c. .Tooth .with .live .nerve
, A .vasoconductor .does .which .of .the .following .when .used .in .conjunction .with
.Lidocaine? .
.a. .Helps .the .drug .get .into .the .blood .stream .
.b. .Helps .the .numbing .drug .work .
.c. .Helps .the .drug .resist .breaking .down .
.d. .Makes .the .numbness .wear .off .
.e. .Makes .the .numbness .last .longer .- .CORRECT .ANSWER-e. .Makes .the
.numbness .last .longer
When .a .periapical .abscess .forms, .it .indicates .what? .
.a. .The .gums .are .infected .
.b. .Tooth .enamel .is .worn .thin .
.c. .A .cavity .
.d. .A .dead .or .dying .tooth .root .
.e. .Plaque .build-up .- .CORRECT .ANSWER-d. .A .dead .or .dying .tooth .root
If .a .dentist .is .placing .a .bonded .filling, .she .will .do .which .of .the .following .to
.ensure .the .filling .bonds .to .the .tooth? .
.a. .X-ray .the .tooth .
.b. .Scrape .the .tooth .
.c. .Polish .the .tooth .
.d. .Etch .the .tooth .
.e. .Drill .the .tooth .- .CORRECT .ANSWER-d. .Etch .the .tooth
A .pedicle .graft .uses .a .flap .of .tissue .from .which .part .of .the .mouth? .
.a. .From .a .neighboring .tooth .
.b. .From .the .roof .of .the .mouth .
.c. .From .the .inside .cheek .
.d. .From .any .location .it .can .be .found .
.e. .From .the .bottom .of .the .mouth .- .CORRECT .ANSWER-a. .From .a .neighboring
.tooth
Where .does .the .bone .for .a .bone .augmentation .typically .comes .from .in .an
.implantation .procedure? .
.a. .Tibia .
.b. .Radius .
.c. .Chin .or .Ramus .
.d. .Hip .
.e. .Humerus .- .CORRECT .ANSWER-c. .Chin .or .Ramus
A .veneer .will .correct .all .of .the .following .except? .
.a. .Slightly .crooked .teeth .
.b. .A .tooth .with .a .cavity .
.c. .Chipped .teeth .
.d. .Gaps .between .teeth .
.e. .Teeth .with .different .lengths .- .CORRECT .ANSWER-b. .A .tooth .with .a .cavity
