ksa endodontics

8/9/2019 KSA endodontics

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Sample of Endodontic Examination

1. A patient comes to your clinic on Saturday afternoon complaining of severe sharp pain when

eating ice-cream. Your examination revealed a hypersensitive response to thermal test which

subside as soon as the stimulus removed. The periapical radiograph shows normal intact !".

#hat do you thin$ is your diagnosis?

a) reversible pulpitis

b) irreversible pulpitis

c) pulp necrosis with chronic apical abcess

d) patient has no problem

2.A %& years old male student reported to the emergency clinic complaining of pain to thermal

stimuli of the upper left side. The patient said that he had '(T on tooth )%*. The cause of the pain

could be+

a) remaining vital tissue at the apical third of the buccal root.

b) over-instrumentation of the palatal canal.

c) debris pushed through the apical foramen of the palatal root.

d) it must be another tooth and not #24.

,You started '(T on tooth )* two days ago which was asymptomatic. atient was given another

appointment to finish the '(T. The patient camebac$ to your clinic complaining of severe pain

when chewing on the same tooth. (linical examination revealed pain on percussion only.

'adiograph shows normal apical area. The cause of the pain might be+

a) over-instrumentation.b) overfilling

c) caries was left in the access opening.

d) all of the above

4. "eaving the tooth open between appointment during root canal therapy could lead to+

a) healing of the periapical lesion.

b) bacterial contamination of the root canal system.

c) neither (a) nor (b).

. The pain characteristics of the (-fibers is

a) dull

b) severe and burning

c) sharp and pricking

d) none of the above/

. The fluid movement in dentinal tubules 0ydrodynamic theory2 is one of the theories of dentin

sensitivity 0pain2. 3t was introduced by+

a) rannstrom !"

b) yers !"$%

c) &im !"$'

d) none of the above

. The pain characteristics of A-delta fibers is sharp and pric$ing.

a) true

b) false

$.The main pathway of communication between Endodontium and eriodontium is via+

a) lateral canals

b) apical foramina

c) secondary canals

d) dentinal tubules

4. Endodontic lesion is often characteri5ed by narrow probing defect.

a) rue b) *alse

1&. 3n true combined Endo-erio lesions the out come of the treatment depends usually on theEndodontic treatment.


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+elect the most appropriate answer,1. Electrical pulp tester is+

device used to determine the presence or absence of sensory inerrvation.device used to determine the direct pulpal circulation.

device used to measure the temperature of the pulp

a and b

%. According to 3S67 the number of each instrument refers to the diameter of

! in mm

2 in mm

! in mm!%%

2 in mm /!%%.

,. 8utta-percha endodontic filling material contains+-

more 01 than 3

more 3 than 01.

eual amount of 3501.3 5 coloring agents only.

*. The intrapulpal in9ection produces profound anesthesia if the anesthetic solution deposit

passively into the pulp chamber.

rue ( ) *alse ( )

. :acterial invasion of the dead !T is slow possibly due to the presence of natural

resistance factors in dentin and pulp tissue.Therefore !T of pulpless teeth cannot be

infected by bacteria after pulpal necrosis.

a- *irst statement is true6 and the second statement is false.

b- *irst statement is false6 and the second statement is true.c- oth statements are true.

d- oth statements are false

Answers

!a

2c'a

4b

7d


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+893:;+ 1* ;89


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c. has antibacterial effect.

d. none of the above.

4. (alcium hydroxide can be used as+

a. an intracanal medicament.

b. a temporary root canal filling.c. an ape/ification agent.

d. all of the above.

11. The functions of the irrigation solution are the following7 except+

a. lubrication.

b. debridement.

c. steriliBation

d. disinfection.

1%. reparing curved canal in multiple planes >

a. permits preservation of the natural curvature.

b. increase risk for furcal perforation.c. reuires ates-lidden drill.

d. a and c.

1,. ?ost of the rotary instruments prepare canal using >

a. crown-down techniue.

b. step-back techniue.

c. anti-curvature techniue.

d. balance-force techniue.

Answers

1d2c3c4d5b6a7d8d9d

11c12a13.a


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Sample Questions 21.(avity test+a.


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1. MCQ Questions:

A- The most reliable test to diagnose the condition of the pulp is:a. EPTb. cold testc. pecussion test

d. peiapical adio!ap"s

B- You want to do RCT for a lower premolar, what type of LA will yougive?a. #uccal in$ltationb. Mental bloc%c. &n'eio al(eola ne(ed. Mental ) in'eio al(eola bloc%

C- The concomitant pulpal and periodontal lesiona. Consists o' t*o distinct disease pocesses in(ol(in! t"e sa+e toot"b. &s c"aactei,ed b- pulpal necosis and t"e 'o+ation o' a dainin! sinus

tact t"ou!" t"e attac"+ent appaatus

c.&s best descibed as a peiodontal lesion t"at eposes lateal oaccesso- canals/ esultin! in pulpal in0a++ation o necosisd. &s t"e esult o' endodontic and peiodontal lesions t"at "a(e coalesced

D- hich of the following tooth groups is the most di!cult toanestheti"ea. Mandibula pe+olasb. Mailla- pe+olasc. Mailla- +olasd. Mandibula +olas

Answers b# d

C a

d

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