Must know for Phase 1 Flashcards
What is a noble metal?
Metal that resists tarnish and oxidation (Gold, Platinum, palladium) NOT SILVER
What is a precious metal?
Metal that is worth money (Gold, Platinum, and Silver)
What is an alloy metal?
A mix of different metals to improve strength or resist tarnish
What are A-Delta nerve fibers?
Larger diameter, myelinated, and conduct nerve impulses more rapidly. Rapid sharp pain (reversible pulpitis)
What are C-Delta nerve fibers?
Smaller diameter, UNmyelinated, conduct impulses more slowly. Dull aches (late pulpitis)
What are the 5 successful dentinal defense mechanisms?
- Pain (sensible dentin)
- Pulpitis (reversible)
- Blockage of tubule with material from dentinal fluid or odontoblast
- Mineralization of material at exposed dentinal tubule surface and apertures
- Formation of sclerotic or tertiary (reparative) dentin at the site
What are the 2 types of tertiary dentin?
- Reactionary-formed from pre-existing odontoblast
- Reparative- formed from newly differentiated odontoblast due to death of original
What plane is this CT image?
Transverse (coronal)
What plane is this CT image?
Sagittal
What plane is this CT image?
Dorsal (Axial)
Classify this carious lesion according to GV black
Class 1 - most common in dogs - on occlusal surfaces. “Pits and tissues”
Classify this carious lesion according to GV black
Class 3 - lesions of the proximal surface of the incisor or canine tooth
Classify this carious lesion according to GV black
Class 2 - lesions of the proximal surfaces of premolars and molars
Classify this carious lesion according to GV black
Class 4- lesions a the proximal surface of an incisors or canine tooth ash involves an incisal edge
Classify this carious lesion according to GV black
Class 5 - lesions on labial, buccal, or lingual surface of any tooth