endodontics

Question 1

endodontics

Answer 1

1) human dental pulp and periradicular tissues
2) the branch which is concerned with preventing, diagnosing, and treating apical periodontitis

Question 2

bacteria are the nemy

Answer 2

1) germ free rats and wild type
- pulps were exposed
- germ free animals had no disease, even through the rat chow was next to the pulp
- wild type had inflammation and pulp necrosis, abscesses, and death

Question 3

pulp exposures

Answer 3

1) you can put a cap on it
2) however, there can be an infection and dead nerve
3) you can cure apical periodontitis

Question 4

tooth nerves

Answer 4

1) 2700 nerves
2) only react as pain!

Question 5

endo saves

Answer 5

1) teeth which would otherwise need to be extracted
2) tooth remains alive, nourished by the gums and the jaw
- even through the pulp is dead and gone

Question 6

what is a root canal

Answer 6

1) if the pulp is inflamed or infected, it needs to be removed
2) numb the tooth, isolate the tooth, open the crown, fluid is put in the canal to clean, and the canal is cleaned and shaped
- the canals are filled with GP
- then the temporary filling is placed for the dentist to fill it

Question 7

the more curved the roots

Answer 7

1 )the more difficult it is
2) especially the ones with splits
3) as well as mineralized ones

Question 8

resorption

Answer 8

1) root resorption

Question 9

dens invaginatus

Answer 9

1) there is an infolding of the tooth
2) lined with enamel

Question 10

dens evaginatus

Answer 10

1) when the dens breaks off an pulp is exposes
2) leads to abcess

Question 11

apexification

Answer 11

1) clean it out and put in CaOH
2) creates a barrier at the end for eventual RCT
3) or put collagen plug of bioceramic material and gp over that

Question 12

bleaching

Answer 12

1) bleed under the skin and pigment gets into tooth
2) leave pulp tissue and RCT filling in the crown
3) use sodium perborate (wet makes hydrogen peroxide) and it lightens the tooth

Question 13

apical surgery

Answer 13

1) if the GP is pushed out into the lesion
2) needs surgical removal from the outside, find the tip and remove the gp
- remove 3 mm of the root
- create class I cavity and a filling

Question 14

intentional replantation

Answer 14

1) keep PDL alive in solution
2) needs to be done in 10 minutes
- root canal is not working and isthmus is conenct all of them

Question 15

alternatives to Rct

Answer 15

1) cannot do NOTHING if they are in pain
- extraction, implant, bridge
2) if you do not replace tooth, the tooth can tip into the spot or supraeruption
3) implant can lose 0.2 mm of bone every year

Question 16

can get a post out of tooth

Answer 16

1) always use rubber dam
2) take out cement around there
3) shake the post