Topic 3,4,5 Flashcards
(44 cards)
What should one observe in an oral exam?
Teeth, oral cavity, face, facial bones, TMJ, salicary glands and lymph nodes.
What 5 things to consider when evaluation occlusion?
Incisor relationship, canine occlusion, premolar alignment, pm and m occlusion, individual teeth position.
What is on the checklist for an oral exam?
Oropharynx, lips, cheeks, oral MM, hard palate, floor of mouth and tounge, teeth, periodontum
Why do we find the heaviest calculus at the buccal surface of the upper cheek teeth?
Because of the parotid salivary duct opening.
What do you call the little groove under a dogs nose.
Philtrum.
What is the little flap under the tounge called?
Frenulum.
What are the weird papilla on the side of a dogs lips?
Salivary papilla.
What should we be looking at when examining teth?
Dentition, any decisuous teeth, missing teeth, extra teeth, abnormaliaties in size shape, wear patterns, pathlogy.
What is plaque?
Soft gelatinous matrix of bacteria and bacterial by-products.
How do we classify plaque?
light, moderate, heavy.
How do we assess gingivitis? What numbers are used?
Redness, swellling, bleeding. 0-3
When do we see psudeopockets?
With gingival enlargement.
What is the problem with probe depth at gingival recession.
It might seem normal even though there is bone loss.
Name the criteria for Stage 1-4 PD disease.
Stage 1- Gingivitis only.
Stage2- Less than 25% bone loss. Grade 1 furcation.
Stage 3- 25-50% attachement loss. Grade 2 furcation.
Stage4-Over 50% attachment loss. Grade 3 furcation.
Name a few indications for taking an X-ray.
Missing tooth, extraction, prognathism, resoptive lesions, gingival ulcers, fracture etc
What are legal reasons for xrays.
Part of the file, to prove to clients why you did what you did, to see if show dogs have full teeth.
What is a practice management reason to take xrays?
Makes $$ to pay for toys. Diagnostic tool.
What is the exposure variable on xray machines?
MAs ( time)
What are the 2 types of radiology. What are the subcategories of the second type?
Standard ( radiographic film ). Digital - Indirect ( CR ) and Direct ( DR )
What 2 sizes of dental film do we use?? What are they for?
2 (periapical) and 4(occlusal)
What is the name of the raised dot on the xray film?
Embossure.
How do the dental films reduce scatter radiation?
Lead foil behind the film.
/CR INDIRECT digital radiology uses what x-ray medium? How does it work?
Phosphor plates. Image is scanned and film can be wiped and resused.
What are the advantages and disadvantages of CR Indirect raiography?
+ : Flexible, long life, not expensive, reusable
-: Sensor plates have to be taken out of mouth to see image ( repositioning issues ), takes more time than direct, poor quality.
