OSCE DENTAL HYGIENE CORRECT FINAL EXAM
QUESTIONS AND ANSWERS SURE A+
✔✔Diabetes can cause - ✔✔Delayed healing - Periodontal disease - Candidiasis - Etc.
✔✔ASA 1 - ✔✔Normal, Healthy
✔✔ASA 2 - ✔✔Pt. with mild systemic diseases. - Allergies - Controlled hypertension -
Asthma - Mild obesity - Pregnancy - Cigarette smoking without COPD - Diabetes
without systemic effects
✔✔ASA 3 - ✔✔Pt. with severe systemic disease and some functional limitation. -
Controlled disease of more than one body system - Controlled CHF - Poorly controlled
hypertension - Morbid obesity - Respiratory Problems (COPD) - Stable angina
✔✔ASA 4 - ✔✔Pt with severe systemic disease that is a constant threat to life. -
Possible risk of death - Unstable angina - Symptomatic COPD and CHF
✔✔ASA 5 - ✔✔Moribund patient not expected to survive for more than 24 hours without
surgery.
✔✔ASA 6 - ✔✔Brain dead pt.
,✔✔Radiolucency - ✔✔Dark areas on the film. Produced by less dense structures that
allows the passage of x-rays. (i.e. cysts)
✔✔Radiopaque - ✔✔Light areas on the film. Produced by denser structures. (i.e.
Lamina Dura)
✔✔Overlap - ✔✔inappropriate horizontal angulation
✔✔Foreshortening - ✔✔too much vertical angulation
✔✔Elongation - ✔✔not enough vertical angulation
✔✔Mark across film - ✔✔bent film
✔✔Circular white border on film - ✔✔Cone cut
✔✔Herringbone or waffle pattern on film - ✔✔backwards film
✔✔Darker film with outlines of many teeth - ✔✔double exposure
✔✔Film too dark - ✔✔too much development time; temperature too high
✔✔Film too light - ✔✔not enough development time; temperature too low
✔✔Cracked emulsion - ✔✔sudden temperature change between developer and fixer.
✔✔Darker areas - ✔✔developing solution touches film before processing procedure.
✔✔Lighter areas - ✔✔fixer solution touches film before processing procedure.
✔✔Yellow/brown stains on film - ✔✔exhausted solutions or insufficient washing.
✔✔Straight white border on film - ✔✔developer cutoff caused by incomplete immersion
of film into developer.
✔✔Straight black border - ✔✔fixer cutoff caused by incomplete immersion of film into
fixer.
✔✔Outline border of another film - ✔✔Films stuck together in solutions.
✔✔White spots on film - ✔✔air bubbles trapped during processing.
,✔✔Thin, black, branchlike lines on film - ✔✔Static lines caused by low humidity and
opening film packet too quickly.
✔✔Fogged films - ✔✔improper safelight, light leaking into dark room, outdated film.
✔✔'IV' or 'Sharks fin' on pano - ✔✔caused by lead collar.
✔✔Exaggerated smile on pano - ✔✔chin tipped down too far
✔✔Flat smile on pano - ✔✔chin tipped too far up
✔✔Mandibular incisors roots blurred on pano - ✔✔chin tipped too far down
✔✔Maxillary incisors roots blurred on pano - ✔✔chin tipped too far up
✔✔One side shows larger teeth/condyle - ✔✔patient head is twisted (the larger side is
the distant side)
✔✔White straight opacity - ✔✔slumping causing ghost image of spine
✔✔Shadow over maxillary teeth - ✔✔tongue not touching rough of the mouth
✔✔Airway shadow in an arch shape - ✔✔tongue not touching rough of the mouth
✔✔Anterior teeth thicker and wider - ✔✔chin placed behind the focal trough. Enlarged
incisors (head too far back).
✔✔Skinny anterior teeth - ✔✔chin placed too far forward. Small incisors (head too far
forward).
✔✔Dark shadow on anteriors - ✔✔Patient not closing lips around biting blocks.
✔✔Ghost image - ✔✔Jewelry not removed.
✔✔Incisive foramen on film - ✔✔Passageway for nasopalatine nerves. Small
radiolucent oval between roots of maxillary central incisors.
✔✔Median palatine suture - ✔✔vertical radiolucent thin line in the middle of the palate.
✔✔Nasal septum - ✔✔Thin wall that divides the nasal cavity into two.
✔✔Nasal Spine - ✔✔Projection of bone anteriorly.
, ✔✔Nasal cavity (Nasal fossae) - ✔✔Large air-filled space above and behind the nose in
the middle of the face.
✔✔Maxillary sinus - ✔✔Hollow spaces in bone superior to molar and premolar.
✔✔Inverted Y - ✔✔Junction where the nasal fossa and the maxillary sinus.
✔✔Maxillary Tuberosity - ✔✔Distal portion of the alveolar process.
✔✔Hamulus - ✔✔Extension of medial pterygoid plate of sphenoid bone.
✔✔Zygomatic process - ✔✔Slender profusion of the temporal bone that serves to
strengthen the zygomatic arch.
✔✔Coronoid Process - ✔✔Anterior portion of ramus.
✔✔Genial tubercles - ✔✔Four bony spines used for muscle attachment of the
genioglossus and geniohyoid muscles.
✔✔Lingual foramen - ✔✔Exit for incisive vessel branches.
✔✔Mental Foramen - ✔✔Opening for mental nerve and vessels inferior to mandibular
premolar apices.
✔✔Mental ridge - ✔✔Ridge of bone located on the anterior surface of the mandible.
✔✔External oblique ridge - ✔✔Linear area of bone on external surface of mandible.
✔✔Internal oblique ridge (mylohyoid) - ✔✔Elevated long area on the internal surface of
mandible.
✔✔Nutrient canals - ✔✔Vertical thin radiolucent lines near the teeth, may be mistaken
for bone fractures.
✔✔Mandibular canal - ✔✔Radiolucent horizontal band outlined with a thin line of
cortical bone.
✔✔Panoramic exposure - ✔✔Useful for evaluating impacted teeth, eruption patterns,
TMJ problems, etc.
✔✔Periapical (PA) - ✔✔Captures the crown, CEJ, root, and surrounding areas.
✔✔Bitewing (BW) - ✔✔Captures crowns, contacts, and height of alveolar bone.
QUESTIONS AND ANSWERS SURE A+
✔✔Diabetes can cause - ✔✔Delayed healing - Periodontal disease - Candidiasis - Etc.
✔✔ASA 1 - ✔✔Normal, Healthy
✔✔ASA 2 - ✔✔Pt. with mild systemic diseases. - Allergies - Controlled hypertension -
Asthma - Mild obesity - Pregnancy - Cigarette smoking without COPD - Diabetes
without systemic effects
✔✔ASA 3 - ✔✔Pt. with severe systemic disease and some functional limitation. -
Controlled disease of more than one body system - Controlled CHF - Poorly controlled
hypertension - Morbid obesity - Respiratory Problems (COPD) - Stable angina
✔✔ASA 4 - ✔✔Pt with severe systemic disease that is a constant threat to life. -
Possible risk of death - Unstable angina - Symptomatic COPD and CHF
✔✔ASA 5 - ✔✔Moribund patient not expected to survive for more than 24 hours without
surgery.
✔✔ASA 6 - ✔✔Brain dead pt.
,✔✔Radiolucency - ✔✔Dark areas on the film. Produced by less dense structures that
allows the passage of x-rays. (i.e. cysts)
✔✔Radiopaque - ✔✔Light areas on the film. Produced by denser structures. (i.e.
Lamina Dura)
✔✔Overlap - ✔✔inappropriate horizontal angulation
✔✔Foreshortening - ✔✔too much vertical angulation
✔✔Elongation - ✔✔not enough vertical angulation
✔✔Mark across film - ✔✔bent film
✔✔Circular white border on film - ✔✔Cone cut
✔✔Herringbone or waffle pattern on film - ✔✔backwards film
✔✔Darker film with outlines of many teeth - ✔✔double exposure
✔✔Film too dark - ✔✔too much development time; temperature too high
✔✔Film too light - ✔✔not enough development time; temperature too low
✔✔Cracked emulsion - ✔✔sudden temperature change between developer and fixer.
✔✔Darker areas - ✔✔developing solution touches film before processing procedure.
✔✔Lighter areas - ✔✔fixer solution touches film before processing procedure.
✔✔Yellow/brown stains on film - ✔✔exhausted solutions or insufficient washing.
✔✔Straight white border on film - ✔✔developer cutoff caused by incomplete immersion
of film into developer.
✔✔Straight black border - ✔✔fixer cutoff caused by incomplete immersion of film into
fixer.
✔✔Outline border of another film - ✔✔Films stuck together in solutions.
✔✔White spots on film - ✔✔air bubbles trapped during processing.
,✔✔Thin, black, branchlike lines on film - ✔✔Static lines caused by low humidity and
opening film packet too quickly.
✔✔Fogged films - ✔✔improper safelight, light leaking into dark room, outdated film.
✔✔'IV' or 'Sharks fin' on pano - ✔✔caused by lead collar.
✔✔Exaggerated smile on pano - ✔✔chin tipped down too far
✔✔Flat smile on pano - ✔✔chin tipped too far up
✔✔Mandibular incisors roots blurred on pano - ✔✔chin tipped too far down
✔✔Maxillary incisors roots blurred on pano - ✔✔chin tipped too far up
✔✔One side shows larger teeth/condyle - ✔✔patient head is twisted (the larger side is
the distant side)
✔✔White straight opacity - ✔✔slumping causing ghost image of spine
✔✔Shadow over maxillary teeth - ✔✔tongue not touching rough of the mouth
✔✔Airway shadow in an arch shape - ✔✔tongue not touching rough of the mouth
✔✔Anterior teeth thicker and wider - ✔✔chin placed behind the focal trough. Enlarged
incisors (head too far back).
✔✔Skinny anterior teeth - ✔✔chin placed too far forward. Small incisors (head too far
forward).
✔✔Dark shadow on anteriors - ✔✔Patient not closing lips around biting blocks.
✔✔Ghost image - ✔✔Jewelry not removed.
✔✔Incisive foramen on film - ✔✔Passageway for nasopalatine nerves. Small
radiolucent oval between roots of maxillary central incisors.
✔✔Median palatine suture - ✔✔vertical radiolucent thin line in the middle of the palate.
✔✔Nasal septum - ✔✔Thin wall that divides the nasal cavity into two.
✔✔Nasal Spine - ✔✔Projection of bone anteriorly.
, ✔✔Nasal cavity (Nasal fossae) - ✔✔Large air-filled space above and behind the nose in
the middle of the face.
✔✔Maxillary sinus - ✔✔Hollow spaces in bone superior to molar and premolar.
✔✔Inverted Y - ✔✔Junction where the nasal fossa and the maxillary sinus.
✔✔Maxillary Tuberosity - ✔✔Distal portion of the alveolar process.
✔✔Hamulus - ✔✔Extension of medial pterygoid plate of sphenoid bone.
✔✔Zygomatic process - ✔✔Slender profusion of the temporal bone that serves to
strengthen the zygomatic arch.
✔✔Coronoid Process - ✔✔Anterior portion of ramus.
✔✔Genial tubercles - ✔✔Four bony spines used for muscle attachment of the
genioglossus and geniohyoid muscles.
✔✔Lingual foramen - ✔✔Exit for incisive vessel branches.
✔✔Mental Foramen - ✔✔Opening for mental nerve and vessels inferior to mandibular
premolar apices.
✔✔Mental ridge - ✔✔Ridge of bone located on the anterior surface of the mandible.
✔✔External oblique ridge - ✔✔Linear area of bone on external surface of mandible.
✔✔Internal oblique ridge (mylohyoid) - ✔✔Elevated long area on the internal surface of
mandible.
✔✔Nutrient canals - ✔✔Vertical thin radiolucent lines near the teeth, may be mistaken
for bone fractures.
✔✔Mandibular canal - ✔✔Radiolucent horizontal band outlined with a thin line of
cortical bone.
✔✔Panoramic exposure - ✔✔Useful for evaluating impacted teeth, eruption patterns,
TMJ problems, etc.
✔✔Periapical (PA) - ✔✔Captures the crown, CEJ, root, and surrounding areas.
✔✔Bitewing (BW) - ✔✔Captures crowns, contacts, and height of alveolar bone.
