Hosa Dental science, HOSA Review: Dental
Science Test Questions And Answers Verified
100% Correct
Air Abrasion Unit and Handpiece Attachment - ANSWER -to use for class I or
class VI cavity prep; to use for prep of occlusal surface for sealants
Air Polisher - ANSWER -to polish teeth directing a high-pressure jet
Handpiece Maintenance System - ANSWER -to flush internal coolant lines for
handpiece; to remove debris within handpiece; to lubricate handpiece
Laser Handpiece Unit and Laser Handpiece Attachment - ANSWER -to cut,
vaporize, or cauterize soft tissue
Dental Unit - ANSWER -to provide a delivery system for handpieces; to provide
delivery system for air/water syringe; to provide intraoral camera; to provide a
device for moving dental chair
Bur - ANSWER -to be used in high/low speed handpiece
Characteristics: head
neck
shank
Bur Shanks - ANSWER -to insert shank part of bur into handpiece
Round Bur - ANSWER -to remove caries from tooth structure; to open tooth for
endodontic treatment; to place retention in cavity prep; to use for many procedures
Pear-Shaped Bur - ANSWER -to open tooth for restoration, to remove caries
Characteristics: frequently used in prep of composite restorations
Inverted Cone Bur - ANSWER -to remove caries, to establish retention in tooth
for cavity prep
Straight Fissure Bur-Plain Cut - ANSWER -to cut cavity prep; to form inner walls
of cavity prep; to place retention grooves in walls of cavity prep
Characteristics: has parallel sides
,Tapered Fissure Bur-Plain Cut - ANSWER -to cut cavity prep; to form angles in
walls of cavity prep; to place retention grooves in walls of cavity
Characteristics: has tapered sides
Straight Fissure Bur-Crosscut - ANSWER -to cut cavity prep; to form walls of
cavity prep; to place retention grooves in walls of cavity prep
Characteristics: has parallel sides with horizontal cutting edges
Tapered Fissure Bur-Crosscut - ANSWER -to cut cavity prep; to form angles in
walls of cavity prep; to place retention grooves in wall of cavity prep
Finishing Bur - ANSWER -to finish composite restoration; to finish restoration by
restoring anatomy in tooth; to equilibrate or adjust occlusion
Diamond Bur-Flat-End Taper - ANSWER -to reduce a tooth for crown prep when
a square shoulder is needed
Characteristics: range of grits
Diamond Bur-Flat-End Cylinder - ANSWER -to reduce a tooth for crown prep
when parallel walls and flat floors are needed
The individual responsible for inventing the dental chairs - ANSWER -Josiah
Flagg
The individual responsible for discovering x-rays - ANSWER -Wilhelm Conrad
Roentgen
This individual perfected several dental treatments still used today, and developed
step-by-step procedures for dental treatments. Referred to as "the founder of
dentistry". - ANSWER -Pierre Fauchard
Who was the first woman to graduate from dental school? - ANSWER -Lucy
Beeman Hobbs (Ohio College of Dental Surgery in 1866)
The specialty concerned with diagnosing and treating the diseases of the
supporting and surrounding tissues of the tooth - ANSWER -Periodontics
The specialty concerned with the pathology and morphology of the dental pulp
and surrounding tissues - ANSWER -Endodontics
, What are the three channels of communication? - ANSWER -1.) Auditory
(hearing or listening)
2.) Visual (observing, seeing)
3.) Kinesthetic (caring touch)
One of the most observed and critical components of nonverbal communication -
ANSWER -Facial expression
Ethical Behavior - ANSWER -The ability to distinguish right from wrong
The sticky mass that grows on teeth and contains bacteria - ANSWER -Plaque
What motion should you use while flossing between two teeth? - ANSWER -
Sawing
What type of fluoride comes in gels, rinses, and foams. - ANSWER -Topical
Fluroide
Interdental aids - ANSWER -Help in cleaning between the teeth and stimulating
the gingival tissue (Ex: interproximal brush, wooden dental stimulator, floss
threader)
What should oral hygiene goals be based upon? - ANSWER -The patient's age,
the patient's knowledge of oral hygiene, and the patient's skill level in approving
oral hygiene.
Vitamin that is produced in the body when the body is exposed to the sun -
ANSWER -Vitamin D
What vitamins are excreted by the body daily? - ANSWER -B complex &
Vitamin C
In what year did the USDA first develop guide to a balanced diet? - ANSWER -
1992
Found in the thyroid gland and regulates metabolism of the body - ANSWER -
Iodine
The study of the structure of the body - ANSWER -Anatomy
Science Test Questions And Answers Verified
100% Correct
Air Abrasion Unit and Handpiece Attachment - ANSWER -to use for class I or
class VI cavity prep; to use for prep of occlusal surface for sealants
Air Polisher - ANSWER -to polish teeth directing a high-pressure jet
Handpiece Maintenance System - ANSWER -to flush internal coolant lines for
handpiece; to remove debris within handpiece; to lubricate handpiece
Laser Handpiece Unit and Laser Handpiece Attachment - ANSWER -to cut,
vaporize, or cauterize soft tissue
Dental Unit - ANSWER -to provide a delivery system for handpieces; to provide
delivery system for air/water syringe; to provide intraoral camera; to provide a
device for moving dental chair
Bur - ANSWER -to be used in high/low speed handpiece
Characteristics: head
neck
shank
Bur Shanks - ANSWER -to insert shank part of bur into handpiece
Round Bur - ANSWER -to remove caries from tooth structure; to open tooth for
endodontic treatment; to place retention in cavity prep; to use for many procedures
Pear-Shaped Bur - ANSWER -to open tooth for restoration, to remove caries
Characteristics: frequently used in prep of composite restorations
Inverted Cone Bur - ANSWER -to remove caries, to establish retention in tooth
for cavity prep
Straight Fissure Bur-Plain Cut - ANSWER -to cut cavity prep; to form inner walls
of cavity prep; to place retention grooves in walls of cavity prep
Characteristics: has parallel sides
,Tapered Fissure Bur-Plain Cut - ANSWER -to cut cavity prep; to form angles in
walls of cavity prep; to place retention grooves in walls of cavity
Characteristics: has tapered sides
Straight Fissure Bur-Crosscut - ANSWER -to cut cavity prep; to form walls of
cavity prep; to place retention grooves in walls of cavity prep
Characteristics: has parallel sides with horizontal cutting edges
Tapered Fissure Bur-Crosscut - ANSWER -to cut cavity prep; to form angles in
walls of cavity prep; to place retention grooves in wall of cavity prep
Finishing Bur - ANSWER -to finish composite restoration; to finish restoration by
restoring anatomy in tooth; to equilibrate or adjust occlusion
Diamond Bur-Flat-End Taper - ANSWER -to reduce a tooth for crown prep when
a square shoulder is needed
Characteristics: range of grits
Diamond Bur-Flat-End Cylinder - ANSWER -to reduce a tooth for crown prep
when parallel walls and flat floors are needed
The individual responsible for inventing the dental chairs - ANSWER -Josiah
Flagg
The individual responsible for discovering x-rays - ANSWER -Wilhelm Conrad
Roentgen
This individual perfected several dental treatments still used today, and developed
step-by-step procedures for dental treatments. Referred to as "the founder of
dentistry". - ANSWER -Pierre Fauchard
Who was the first woman to graduate from dental school? - ANSWER -Lucy
Beeman Hobbs (Ohio College of Dental Surgery in 1866)
The specialty concerned with diagnosing and treating the diseases of the
supporting and surrounding tissues of the tooth - ANSWER -Periodontics
The specialty concerned with the pathology and morphology of the dental pulp
and surrounding tissues - ANSWER -Endodontics
, What are the three channels of communication? - ANSWER -1.) Auditory
(hearing or listening)
2.) Visual (observing, seeing)
3.) Kinesthetic (caring touch)
One of the most observed and critical components of nonverbal communication -
ANSWER -Facial expression
Ethical Behavior - ANSWER -The ability to distinguish right from wrong
The sticky mass that grows on teeth and contains bacteria - ANSWER -Plaque
What motion should you use while flossing between two teeth? - ANSWER -
Sawing
What type of fluoride comes in gels, rinses, and foams. - ANSWER -Topical
Fluroide
Interdental aids - ANSWER -Help in cleaning between the teeth and stimulating
the gingival tissue (Ex: interproximal brush, wooden dental stimulator, floss
threader)
What should oral hygiene goals be based upon? - ANSWER -The patient's age,
the patient's knowledge of oral hygiene, and the patient's skill level in approving
oral hygiene.
Vitamin that is produced in the body when the body is exposed to the sun -
ANSWER -Vitamin D
What vitamins are excreted by the body daily? - ANSWER -B complex &
Vitamin C
In what year did the USDA first develop guide to a balanced diet? - ANSWER -
1992
Found in the thyroid gland and regulates metabolism of the body - ANSWER -
Iodine
The study of the structure of the body - ANSWER -Anatomy
