HOSA Dental Terminology Exam
2025 Questions and Answers
energy - ✔✔capacity for doing work
neglect - ✔✔lack of due care under normal circumstances
fluid - ✔✔a liquid or gaseous substance
denture - ✔✔an artificial substitute for missing natural teeth
mallet - ✔✔a hammer instrument
electron - ✔✔a negatively charged particle
agent - ✔✔person or product that causes action
irritant - ✔✔an agent that causes an irritation or stimulation
wound - ✔✔injury to the body of a person, especially by violence
tension - ✔✔state of being stretched or extended
inventory - ✔✔an itemized compilation of materials on hand
dosage - ✔✔the amount of a medicine administered
bandage - ✔✔a strip of material applied to any body part
molar - ✔✔a tooth adapted for grinding
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,suture - ✔✔to sew a wound
abrade - ✔✔to wear away by friction
bridge - ✔✔colloquial expression for a fixed partial denture
palate - ✔✔bone and soft tissue closing the space encompassed by the upper alveolar
arch
stable - ✔✔bone and soft tissue closing the space encompassedby the upper alveolar
arch
vein - ✔✔a blood vessel that conducts blood to the heart
orifice - ✔✔entrance or outlet of any body cavity
fracture - ✔✔a break or rupture of a part
alcohol - ✔✔a liquid organic compound
infection - ✔✔invasion of the body tissues by disease- producing microorganisms and
the reaction of these tissues to invasion
crevice - ✔✔a narrow opening due to a fissure or crack
exhalation - ✔✔expiration, breathing out
intubation - ✔✔insertion of a tube
positioner - ✔✔removable elastic orthodontic appliance
system - ✔✔set of organs or parts that have common function
principal - ✔✔highest in rank; the source of authority
retraction - ✔✔laying back of tissues to expose a given part
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, median - ✔✔pertaining to the middle
insoluble - ✔✔not susceptible to being dissolved
cuticle - ✔✔the outer layer of the skin
anatomy - ✔✔the science of the form, structure, and parts of animal organisms
heredity - ✔✔passage of characteristics from one generation to its progency; genetic
examination - ✔✔inpection; search; investigation of testing
mulling - ✔✔final step of mixing dental amalgam
palpation - ✔✔act of feeling with the hand or fingers
infusion - ✔✔therapeutic introduction of a fluid into a vein
distention - ✔✔a state of dilation
leverage - ✔✔mechanical use of a lever
penetration - ✔✔ability of radiation to extend down into and go through substances
activate - ✔✔to adjust an appliance so that it will exert effective force on the teeth and
jaws
malposed - ✔✔in an abnormal position
radiation - ✔✔process of radiant energy emission
current - ✔✔a measure of the number of electrons per second that pass a given point on
a conductor
broach - ✔✔an instrument used to engage dental pulp for extirpation
canine - ✔✔one of the four pointed teeth in humans; cuspids
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 3
2025 Questions and Answers
energy - ✔✔capacity for doing work
neglect - ✔✔lack of due care under normal circumstances
fluid - ✔✔a liquid or gaseous substance
denture - ✔✔an artificial substitute for missing natural teeth
mallet - ✔✔a hammer instrument
electron - ✔✔a negatively charged particle
agent - ✔✔person or product that causes action
irritant - ✔✔an agent that causes an irritation or stimulation
wound - ✔✔injury to the body of a person, especially by violence
tension - ✔✔state of being stretched or extended
inventory - ✔✔an itemized compilation of materials on hand
dosage - ✔✔the amount of a medicine administered
bandage - ✔✔a strip of material applied to any body part
molar - ✔✔a tooth adapted for grinding
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 1
,suture - ✔✔to sew a wound
abrade - ✔✔to wear away by friction
bridge - ✔✔colloquial expression for a fixed partial denture
palate - ✔✔bone and soft tissue closing the space encompassed by the upper alveolar
arch
stable - ✔✔bone and soft tissue closing the space encompassedby the upper alveolar
arch
vein - ✔✔a blood vessel that conducts blood to the heart
orifice - ✔✔entrance or outlet of any body cavity
fracture - ✔✔a break or rupture of a part
alcohol - ✔✔a liquid organic compound
infection - ✔✔invasion of the body tissues by disease- producing microorganisms and
the reaction of these tissues to invasion
crevice - ✔✔a narrow opening due to a fissure or crack
exhalation - ✔✔expiration, breathing out
intubation - ✔✔insertion of a tube
positioner - ✔✔removable elastic orthodontic appliance
system - ✔✔set of organs or parts that have common function
principal - ✔✔highest in rank; the source of authority
retraction - ✔✔laying back of tissues to expose a given part
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 2
, median - ✔✔pertaining to the middle
insoluble - ✔✔not susceptible to being dissolved
cuticle - ✔✔the outer layer of the skin
anatomy - ✔✔the science of the form, structure, and parts of animal organisms
heredity - ✔✔passage of characteristics from one generation to its progency; genetic
examination - ✔✔inpection; search; investigation of testing
mulling - ✔✔final step of mixing dental amalgam
palpation - ✔✔act of feeling with the hand or fingers
infusion - ✔✔therapeutic introduction of a fluid into a vein
distention - ✔✔a state of dilation
leverage - ✔✔mechanical use of a lever
penetration - ✔✔ability of radiation to extend down into and go through substances
activate - ✔✔to adjust an appliance so that it will exert effective force on the teeth and
jaws
malposed - ✔✔in an abnormal position
radiation - ✔✔process of radiant energy emission
current - ✔✔a measure of the number of electrons per second that pass a given point on
a conductor
broach - ✔✔an instrument used to engage dental pulp for extirpation
canine - ✔✔one of the four pointed teeth in humans; cuspids
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 3
