Dental Assisting Texas State
Board Exam
Radiosensitive Tissue examples... - Answer--Bone marrow
Reproductive organs
Extra oral Film is used to... - Answer--Evaluate large areas of skull
Used to study bone / teeth growth and development
Locate suspected fractures of maxilla or mandible
Material that the Collimator is made of - Answer--Lead
Correct processing sequence for radiographic film... - Answer--Develop
Rinse
Fix
Wash
Dry
The Upper Right quadrant contains which teeth? - Answer--1 (third molar) - 8 (central
incisor)
The Upper Left quadrant contains which teeth? - Answer--9 (central incisor) - 16 (third
molar)
The Lower Left quadrant contains which teeth? - Answer--17 (third molar) - 24 (central
incisor)
The Lower Right quadrant contains which teeth? - Answer--25 (central incisor) - 32
(third molar)
Sealants are most commonly placed on which teeth? - Answer--First Molars
UR #3
UL #14
LL #19
LR #30
Class I Decay - Answer--Decay in pits and fissures of occlusal surface of molars and
premolars, buccal or lingual pits of molars, and lingual pits of maxillary incisors.
, Class II Decay - Answer--Decay on the proximal (medial / distal) surfaces of molars /
premolars.
Restoration includes occlusal surfaces and involves proximal surfaces.
If extensive, a gold / porcelain inlay, onlay, or crown may be used.
Posterior teeth.
Class III Decay - Answer--Decay on proximal (medial / distal) surface of incisors /
canines (aka bicuspids / premolars)
Anterior teeth.
Composite resins used for aesthetics.
Class IV Decay - Answer--Decay on proximal (medial / distal) surface of incisor /
canines (aka bicuspids / premolars) and extends to incisal edge of tooth.
Anterior teeth.
Composite resin used for aesthetics.
Dentist may choose to restore with porcelain crown if decay is extensive.
Class V Decay - Answer--Decay in gingival third of facial OR lingual surface of ANY
tooth.
AKA Smooth surface decay.
Class VI Decay - Answer--Decay on only the incisal edge of anterior teeth, or cusp tips
of posterior teeth.
Caused by abrasion and defects.
What is a herringbone error?
What causes a herringbone error? - Answer--Embossed / tire track looking marks on
radiograph.
Placing film in mouth backwards.
Panoramic Radiographs have what size radiation beams? - Answer—Narrow
Types of extra oral radiographs - Answer--Tomographs
Panoramic
Cephalometric
OSHA (Occupational Safety and Health Administration) BBP (Blood Born Pathogen
Standard) states that... - Answer--Dentist / employer write an exposure control plan
Dentist / employer provide annual employee training
Dentist / employer provide HBV vaccines
What is the Employee Right to Know Law? - Answer--OSHA Hazard Communication
Standard (HCS)
Board Exam
Radiosensitive Tissue examples... - Answer--Bone marrow
Reproductive organs
Extra oral Film is used to... - Answer--Evaluate large areas of skull
Used to study bone / teeth growth and development
Locate suspected fractures of maxilla or mandible
Material that the Collimator is made of - Answer--Lead
Correct processing sequence for radiographic film... - Answer--Develop
Rinse
Fix
Wash
Dry
The Upper Right quadrant contains which teeth? - Answer--1 (third molar) - 8 (central
incisor)
The Upper Left quadrant contains which teeth? - Answer--9 (central incisor) - 16 (third
molar)
The Lower Left quadrant contains which teeth? - Answer--17 (third molar) - 24 (central
incisor)
The Lower Right quadrant contains which teeth? - Answer--25 (central incisor) - 32
(third molar)
Sealants are most commonly placed on which teeth? - Answer--First Molars
UR #3
UL #14
LL #19
LR #30
Class I Decay - Answer--Decay in pits and fissures of occlusal surface of molars and
premolars, buccal or lingual pits of molars, and lingual pits of maxillary incisors.
, Class II Decay - Answer--Decay on the proximal (medial / distal) surfaces of molars /
premolars.
Restoration includes occlusal surfaces and involves proximal surfaces.
If extensive, a gold / porcelain inlay, onlay, or crown may be used.
Posterior teeth.
Class III Decay - Answer--Decay on proximal (medial / distal) surface of incisors /
canines (aka bicuspids / premolars)
Anterior teeth.
Composite resins used for aesthetics.
Class IV Decay - Answer--Decay on proximal (medial / distal) surface of incisor /
canines (aka bicuspids / premolars) and extends to incisal edge of tooth.
Anterior teeth.
Composite resin used for aesthetics.
Dentist may choose to restore with porcelain crown if decay is extensive.
Class V Decay - Answer--Decay in gingival third of facial OR lingual surface of ANY
tooth.
AKA Smooth surface decay.
Class VI Decay - Answer--Decay on only the incisal edge of anterior teeth, or cusp tips
of posterior teeth.
Caused by abrasion and defects.
What is a herringbone error?
What causes a herringbone error? - Answer--Embossed / tire track looking marks on
radiograph.
Placing film in mouth backwards.
Panoramic Radiographs have what size radiation beams? - Answer—Narrow
Types of extra oral radiographs - Answer--Tomographs
Panoramic
Cephalometric
OSHA (Occupational Safety and Health Administration) BBP (Blood Born Pathogen
Standard) states that... - Answer--Dentist / employer write an exposure control plan
Dentist / employer provide annual employee training
Dentist / employer provide HBV vaccines
What is the Employee Right to Know Law? - Answer--OSHA Hazard Communication
Standard (HCS)
