HOSA DENTAL TERMINOLOGY 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH
EXPERT SOLUTIONS
Maximum Permissible Dose (MPD) - (ANSWER)highest rate of radiation exposure
Roentgen (R) - (ANSWER)basic unit of exposure to radiation; C/kg
Rad (radiation absorbed dose) - (ANSWER)unit of absorbed radiation; Gy
Rem (roentgen equivalent measure) - (ANSWER)unit of radiation needed to produced same biological
effect of one R; Sv
Erythema Dose - (ANSWER)radiation overdose that produces redness of the skin
Dosimeter - (ANSWER)device to measure the amount of stray/secondary radiation
Lead Barriers, Shields - (ANSWER)device that blocks out scattered radiation
Phantom - (ANSWER)device used for practice in learning radiation-exposure techniques; Dexter
Express Contract - (ANSWER)Verbal or written words that are agreed on in an established contract
Liner applicator - (ANSWER)To place calcium hydroxide or glass ionomer in cavity preparation.
Amalgam plugger - (ANSWER)used to pack amalgam into tooth
Sterilize - (ANSWER)the process where ALL forms of life are completely destroyed. This includes all
microorganisms; bacteria, fungi, viruses and bacterial spores. (Eg - autoclave, chemical vapor
sterilization and dry heat sterilization)
Disinfect - (ANSWER)the process where SOME forms of microorganisms are destroyed. it does not
destroy spores and resistant viruses.
,HOSA DENTAL TERMINOLOGY 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH
EXPERT SOLUTIONS
Sanitize - (ANSWER)the process that cleans and destroys FEW microorganisms
Distal - (ANSWER)farthest from the midline
Root Canal Therapy - (ANSWER)process of removing pulp of a tooth and filling it with an inert material.
palate - (ANSWER)hard and soft tissue forming the roof of the mouth
Broad-spectrum activity - (ANSWER)capable of killing a wide variety of microbes
Bioburden - (ANSWER)any visible organic debris, blood saliva and other body fluids
Unerupted tooth - (ANSWER)a tooth that has not pushed through the gum and assumed its correct
position in the dental arch
quadrant - (ANSWER)1/2 of one dental arch
abfraction - (ANSWER)loss of tooth surface in cervical area
ameloblast - (ANSWER)enamel forming cells
angle of the mandible - (ANSWER)area from which the ramus ascends on the lower border of the
mandible
apex - (ANSWER)root end of tooth
biteblock - (ANSWER)device used to hold radiation film in mouth for exposure
,HOSA DENTAL TERMINOLOGY 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH
EXPERT SOLUTIONS
biteloop - (ANSWER)encircles periapical film
buccinator - (ANSWER)principal cheek muscle
cnaliculi - (ANSWER)small channels or canals may be present in cementum
candidiasis - (ANSWER)infection of mouth, thrush
cantilever bridge - (ANSWER)only one side of device attatched
cheilosis - (ANSWER)inflammation of lips
cingulum - (ANSWER)smooth, convex, or rounded bump on lingual of maxillary anteriors
clasp - (ANSWER)extension of partial appliance that grasps surrounding teeth for support
commisure - (ANSWER)corner of the mouth where the lips meet
complex cavity - (ANSWER)decay involving more than two surfaces of a tooth
compound - (ANSWER)nonelastic impression material used in edentulous impressions
condyloid - (ANSWER)posterior growth on ramus of the mandible
coping - (ANSWER)thin covering placed over remaining tooth surface
, HOSA DENTAL TERMINOLOGY 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH
EXPERT SOLUTIONS
core buildup - (ANSWER)use of synthetic material to enlarge tooth core area to provide support for a
crown
cortical plate - (ANSWER)outer bone layer growth of alveolar bone
crepitus - (ANSWER)grinding, joint abrasion
cuspid - (ANSWER)third tooth posterior of the midline, also called canine, eye tooth
cuticle - (ANSWER)tissue layer covering tooth surface
Nasmyth's membrane - (ANSWER)tissue layer covering tooth surface
denticle - (ANSWER)small tooth growth, pulp stone
embrasure - (ANSWER)v-shaped tooth gap between contact area and gingival crest
fontanel - (ANSWER)baby's soft spot literally "little fountain"
genioplasty - (ANSWER)plastic surgery of the chin or cheek
gnarled enamel - (ANSWER)enamel rods twisting and curving within enamel tissue
gomphosis - (ANSWER)holding and anchoring action of a tooth in its socket
Hawley appliance - (ANSWER)orthodontic appliance to maintain space after correction
heterodont - (ANSWER)teeth of various shapes
EXPERT SOLUTIONS
Maximum Permissible Dose (MPD) - (ANSWER)highest rate of radiation exposure
Roentgen (R) - (ANSWER)basic unit of exposure to radiation; C/kg
Rad (radiation absorbed dose) - (ANSWER)unit of absorbed radiation; Gy
Rem (roentgen equivalent measure) - (ANSWER)unit of radiation needed to produced same biological
effect of one R; Sv
Erythema Dose - (ANSWER)radiation overdose that produces redness of the skin
Dosimeter - (ANSWER)device to measure the amount of stray/secondary radiation
Lead Barriers, Shields - (ANSWER)device that blocks out scattered radiation
Phantom - (ANSWER)device used for practice in learning radiation-exposure techniques; Dexter
Express Contract - (ANSWER)Verbal or written words that are agreed on in an established contract
Liner applicator - (ANSWER)To place calcium hydroxide or glass ionomer in cavity preparation.
Amalgam plugger - (ANSWER)used to pack amalgam into tooth
Sterilize - (ANSWER)the process where ALL forms of life are completely destroyed. This includes all
microorganisms; bacteria, fungi, viruses and bacterial spores. (Eg - autoclave, chemical vapor
sterilization and dry heat sterilization)
Disinfect - (ANSWER)the process where SOME forms of microorganisms are destroyed. it does not
destroy spores and resistant viruses.
,HOSA DENTAL TERMINOLOGY 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH
EXPERT SOLUTIONS
Sanitize - (ANSWER)the process that cleans and destroys FEW microorganisms
Distal - (ANSWER)farthest from the midline
Root Canal Therapy - (ANSWER)process of removing pulp of a tooth and filling it with an inert material.
palate - (ANSWER)hard and soft tissue forming the roof of the mouth
Broad-spectrum activity - (ANSWER)capable of killing a wide variety of microbes
Bioburden - (ANSWER)any visible organic debris, blood saliva and other body fluids
Unerupted tooth - (ANSWER)a tooth that has not pushed through the gum and assumed its correct
position in the dental arch
quadrant - (ANSWER)1/2 of one dental arch
abfraction - (ANSWER)loss of tooth surface in cervical area
ameloblast - (ANSWER)enamel forming cells
angle of the mandible - (ANSWER)area from which the ramus ascends on the lower border of the
mandible
apex - (ANSWER)root end of tooth
biteblock - (ANSWER)device used to hold radiation film in mouth for exposure
,HOSA DENTAL TERMINOLOGY 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH
EXPERT SOLUTIONS
biteloop - (ANSWER)encircles periapical film
buccinator - (ANSWER)principal cheek muscle
cnaliculi - (ANSWER)small channels or canals may be present in cementum
candidiasis - (ANSWER)infection of mouth, thrush
cantilever bridge - (ANSWER)only one side of device attatched
cheilosis - (ANSWER)inflammation of lips
cingulum - (ANSWER)smooth, convex, or rounded bump on lingual of maxillary anteriors
clasp - (ANSWER)extension of partial appliance that grasps surrounding teeth for support
commisure - (ANSWER)corner of the mouth where the lips meet
complex cavity - (ANSWER)decay involving more than two surfaces of a tooth
compound - (ANSWER)nonelastic impression material used in edentulous impressions
condyloid - (ANSWER)posterior growth on ramus of the mandible
coping - (ANSWER)thin covering placed over remaining tooth surface
, HOSA DENTAL TERMINOLOGY 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH
EXPERT SOLUTIONS
core buildup - (ANSWER)use of synthetic material to enlarge tooth core area to provide support for a
crown
cortical plate - (ANSWER)outer bone layer growth of alveolar bone
crepitus - (ANSWER)grinding, joint abrasion
cuspid - (ANSWER)third tooth posterior of the midline, also called canine, eye tooth
cuticle - (ANSWER)tissue layer covering tooth surface
Nasmyth's membrane - (ANSWER)tissue layer covering tooth surface
denticle - (ANSWER)small tooth growth, pulp stone
embrasure - (ANSWER)v-shaped tooth gap between contact area and gingival crest
fontanel - (ANSWER)baby's soft spot literally "little fountain"
genioplasty - (ANSWER)plastic surgery of the chin or cheek
gnarled enamel - (ANSWER)enamel rods twisting and curving within enamel tissue
gomphosis - (ANSWER)holding and anchoring action of a tooth in its socket
Hawley appliance - (ANSWER)orthodontic appliance to maintain space after correction
heterodont - (ANSWER)teeth of various shapes
