Endodontics - Pathway of the pulp Flashcards

1
Q

Define fistula

A

Abnormal communication pathway between 2 internal organs or from one epithelium lined surface to another epithelium lined surface

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2
Q

Define sinus tract

A

Chronic endodontic infection that will drain through intra oral communication to gingival surface

Pathway which is sometimes lined with epithelium extends from source of infection to the surface opening

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3
Q

Pain to percussion indicates what?

A

inflammation in PDL

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4
Q

The vitality of the pulp is determined by ?

A

1) intact & healthy vascular supply
NOT by pulpal nerve fibers status

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5
Q

Which dye is used to detect a crack in tooth?

A

Methylene blue

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6
Q

Transillumination

A

Teeth with fractures block transillumination light

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7
Q

PDL injection - intraligamentry injection )

A

If patent cannot determine where pain is coming from.
local PDL injecting is given to 1 tooth at a time -

may anesthetize next tooth and more useful to determine the arch rather than then tooth

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