DASA Midterm Exam with 100% Correct
Solutions
What is enamel made of? - Answer calcium and phosphorus, 96% inorganic material, 4%
organic, consisting of rods and prisms
What are the types of inflammation - Answer Local, systemic, chronic, & acute
inflammation
What is the proper order of cleaning? - Answer wipe, spray, wipe, dry
What is the spore test for steam sterilization? - Answer used to insure the autoclave is
working properly. Done once a week.
How should dental instruments be cleaned? - Answer Wipe instruments w/ alcohol 2x2,
place in ultrasonic tank, rinse and put in pouch, add to autoclave for 45mins
What does universal precautions mean? - Answer Treating every patient like they have
an infectious disease
Where should disposables go? - Answer In the headcover
What is dentin made of? - Answer 70% inorganic matter (calcium/phosphorous), harder
than bone but softer than enamel, odontoblast responsible for the formation.
What is the outside layer of the root? - Answer Cementum
, Name 5 bones in the head/face - Answer Sphenoid, mandibular fossa, ethmoid,
occipital, temporal
What does the abbreviation PPE stand for? - Answer personal protective equipment
when a patient has a mixture of baby & adult teeth - Answer mixed dentition
Enters the mouth at the anterior base of the tongue on either side of the lingual frenum
- Answer Wharton's duct
Enters the mouth opposite the maxillary second molar - Answer Stenson's duct
Parts of the tooth - Answer Enamel, Dentin, pulp horn, pulp chamber, pulp canal, root,
apex, cementum, CEJ, Anatomic crown and root.
Bones of the skull - Answer frontal, parietal, occipital, temporal, sphenoid, ethmoid,
nasal, lacrimal, mandible, external auditory meatus, mandibular fossa
Direct restoration - Answer A restoration fabricated inside the mouth.
Amalgam (solid when charting)
Composite (hollow when charting)
Indirect restoration - Answer fabricated outside the mouth.
crown, bridge, inlay, onlay, veneer
(PFM, FCC)
always outline when charting