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general revision > restorative > Flashcards

restorative Flashcards

1
Q

Which of the following is not relevant with regard to using rubber dam?

a. latex allergy
b. sleep apnoea
c. claustrophobia
d. sinusitis
e. emphysema

A

B - sleep apnoea

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2
Q

Which of the following is not a function of rubber dam with regard to endodontics?

a. decreases salivary contamination
b. increases visibility
c. contains excess irritants
d. makes pulpal access easier
e. decreases medico-legal liability

A

E - decreases medico-legal liability

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3
Q

Which of the following statements about tooth surface loss is correct?

a. attrition is TSL by non-bacterial chemical dissolution
b. abrasion is tooth wear by other teeth
c. attrition is TSL by surfaces other than teeth
d. erosion is TSL by non-bacterial chemical dissolution
e. erosion is TSL by surfaces other than teeth

A

D - erosion is TSL by non-bacterial chemical dissolution

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4
Q

Which of the following is correct with regards to TSL?

a. abrasion is characterised by smooth wear facets
b. erosion is characterised by smooth wear facets
c. abrasion is the most common type of wear in young patients
d. abfraction is caused by stresses around the cervical margins due to the flexure of teeth
e. erosion by gastric acid is usually seen on the labial aspects of upper teeth

A

D - abfraction is caused by stresses around the cervical margins due to the flexure of teeth.

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5
Q

Which of the following statements is TRUE?

a. enamel contains 92% hydroxyapatite by weight
b. enamel is thinnest where it overlies the cusps
c. diamond burs remove enamel by fracturing it
d. tungsten carbide burs remove enamel by grinding
e. stresses within a cavity prep can be minimised by rounding the internal line angles

A

E - stresses within a cavity prep can be minimised by rounding the internal line angles.

  • enamel is 97% hydroxyapatite
  • diamond burs GRIND
  • tungsten carbide burs FRACTURE
  • enamel is thickest over cusps
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6
Q

A cavity in pits and fissures of a premolars/molar.

a. class I
b. class II
c. class III
d. class IV
e. class V

A

A - class I

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7
Q

A cavity in the approximal surfaces of a premolars/molar.

a. class I
b. class II
c. class III
d. class IV
e. class V

A

B - class II

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8
Q

A cavity in the approximal surface of incisor/canine NOT involving the incisal edge.

a. class I
b. class II
c. class III
d. class IV
e. class V

A

C - class III

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9
Q

A cavity in the approximal surface of incisor/canine involving the incisal edge.

a. class I
b. class II
c. class III
d. class IV
e. class V

A

D - class IV

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10
Q

A cavity in the cervical 1/3 or buccal or lingual surface of any tooth.

a. class I
b. class II
c. class III
d. class IV
e. class V

A

E - class V

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11
Q

Tooth is usually mobile with lateral TTP and associated localised or diffuse swelling of the adjacent periodontium.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

E - lateral periodontal abscess

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12
Q

The tooth is usually extruded with apical TTP. May be associated with a localised or diffuse swelling. Radiographic changes show a widening of the PDL.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

A - acute periapical abscess

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13
Q

Very few signs which may only be seen when biting on a cotton wool roll.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

B - cracked tooth syndrome

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14
Q

Diagnosed by elimination and from using hot or cold to elicit symptoms.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

C - dentine hypersensitivity

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15
Q

Exaggerated response to pulp testing and a carious cavity/leaking restoration present.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

F - reversible pulpitis

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16
Q

Application of heat (e.g: warm gutta percha)elicits pain. Affected tooth may give a low or absent response to pulp testing. A carious cavity/leaking restoration is present.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

D - irreversible pulpitis

17
Q

Spontaneous pain which may last for several hours, be worse at night and is often pulsatile in nature. Elicited by hot and cold at first but at later stages, heat is more significant. Pain remains after stimulus has been removed.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

D - irreversible pulpitis

18
Q

Pain is only elicited in response to thermal, tactile or osmotic stimulus.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

C - dentine hypersensitivity

19
Q

Sharp on biting, short duration.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

B - cracked tooth syndrome

20
Q

Acute pain and tenderness often with an associated bad taste.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

E - lateral periodontal abscess

21
Q

Severe pain which will disturb sleep. Tooth is majorly TTP.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

A - acute periapical abscess

22
Q

Fleeting pain/sensitivity to hot, cold or sweet with immediate onset. Pain is usually sharp and may be difficult to locate. Quickly. subsides after removal of stimulus.

What would be the most appropriate diagnosis for the symptoms being described?

a. acute periapical abscess
b. cracked tooth syndrome
c. dentine hypersensitivity
d. irreversible pulpitis
e. lateral periodontal abscess
f. reversible pulpitis

A

F - reversible pulpitis

23
Q

How many root canals does a lower first permanent molar have?

a. 0
b. 1
c. 2
d. 3
e. 4

A

D - 3

24
Q

How many root canals does an upper first permanent molar have?

a. 0
b. 1
c. 2
d. 3
e. 4

A

D - 3

25
Q

How many root canals does an upper second permanent premolars have?

a. 0
b. 1
c. 2
d. 3
e. 4

A

C - 2

26
Q

How many root canals does a lower first permanent premolar have?

a. 0
b. 1
c. 2
d. 3
e. 4

A

B - 1

27
Q

How many root canals does a lower second permanent molar have?

a. 0
b. 1
c. 2
d. 3
e. 4

A

D - 3

general revision (11 decks)

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