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dentistry Flashcards

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1
Q

The location of the oral orifice of the Stenon’s duct (parotid gland’s duct):
A) in the vestible at the upper premolars’ region
B) in the cavum oris proprium( oral cavity) at the second upper molars
C) in the vestible at the upper canines’ region
D) in the vestible at the upper second molars
E) in the vestible at the upper first molars’ region

A

D) in the vestible at the upper second molars

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2
Q

Which drug’s characteristic side effect is the dry mouth syndrome (Xersotomia)
A) Lidocain (lidocainium chloratum anhydricum)
B) Troparin (papaverinium sulfuricum + methylhomatropinum bromatum)
C) Papaverinum (papaverinium chloratum)
D) Eunoctin (nitrazepamum)
E) Tarivid (ofloxacinum)

A

B) Troparin (papaverinium sulfuricum + methylhomatropinum bromatum)

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3
Q

The leading sign of the chronic osteomyelitis is:
A) sequestration
B) leukopenia
C) fibrinous exsudate
D) high fever
E) mostly associated with rheumatic complains

A

A) sequestration

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4
Q

Which is a precancerous lesion?
A) fibromatosis gingivae
B) lingua pilosa nigra
C) Fordyce’s granules
D) geographic tongue
E) leukoplakia

A

E) leukoplakia

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5
Q

The management of an abscess developed at deciduous teeth
A) immediate extraction
B) access cavity preparation with open therapy
C) access cavity preparation and putting a filling afterwards
D) the abscess is eliminated with a Volkmann curette
E) access cavity preparation and the abscess is drained and excavated

A

E) access cavity preparation and the abscess is drained and excavated

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6
Q

The consequence of the use of pacifier soaked in candy :
A) caries at the upper and lower central incisors
B) gingivitis
C) periodontitis
D) circular caries on the four upper deciduous incisors
E) all of them

A

D) circular caries on the four upper deciduous incisors

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7
Q

It is a characteristic disease located on the soft palate:
A) aphthous stomatitis
B) herpangina
C) flue
D) morbilli ( measles)
E) pertussis (whooping cough )

A

B) herpangina

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8
Q

The optimal fluoride intake at the age of one year :
A) should not be given
B) 0,05 mg
C) 0,3 mg
D) 0,1 mg
E) 1,0 mg

A

C) 0,3 mg

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9
Q

According to the Miller’s caries theory:
A) Adenylphosfate is provided by the saliva for the fermentation of carbohydrate in the dental plaque
B) The initial caries is caused by the bacterial penetration into the enamel
C) Lactic acid is produced in the dental plaque
D) A caries is mainly caused by anaerobic microorganisms
E) The protein content of the tooth is a decisive factor in the development of dental caries

A

C) Lactic acid is produced in the dental plaque

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10
Q

What is characteristic of the so called cariogenic plaque?
A) It can develop on any tooth surface
B) its dominant bacterial flora is organized from lactobacilli and acidifying streptococci
C) it is bacterium-free
D) its pH is always above 6.3
E) in can be recognized by naked eye

A

B) its dominant bacterial flora is organized from lactobacilli and acidifying streptococci

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11
Q

The optimal fluoride content of table salt
A) 1,25 mg/kg
B) 250 mg/kg
C) 25 mg/kg
D) 50 mg/kg
E) 150 mg/kg

A

B) 250 mg/kg

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12
Q

What is the cause of the gingival enlargement in leukaemia ?
A) infiltration by malignant cells
B) reactive fibrosis
C) haemangioma
D) capillary rigidity
E) neither of them

A

A) infiltration by malignant cells

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13
Q

The management of pregnancy gingivitis :
A) gingivoplasty
B) topical metronidazole application
C) broad spectrum antibiotics
D) improved oral hygiene
E) neither of them

A

D) improved oral hygiene

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14
Q

The characteristic sign of pulpal hyperemia :
A) cold water will alleviate pain
B) the tooth is sensitive to percussion
C) it is a reversibly phenomenon
D) it is an irreversibly phenomenon
E) it is caused by antihypertensive drugs

A

C) it is a reversibly phenomenon

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15
Q

The salivary flow will not enhanced :
A) Sjögren’s syndrome
B) acute heavy metal poisoning
C) during dental treatment
D) trigeminal neuralgia
E) in epileptic attack

A

A) Sjögren’s syndrome

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16
Q

The biological effect of vitamin-A on the oral mucosa :
A) inflammation
B) increased keratinization
C) atrophy
D) hyperplasa
E) angular cheilitis

A

B) increased keratinization

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17
Q

It is not characteristic of ostitis alveolaris (dry socket) :
A) oral malodor
B) inflammation around the alveolar socket
C) severe pain at the day of extraction
D) general malaise
E) fever

A

C) severe pain at the day of extraction

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18
Q

FOG - 21
Usually the nearest tooth to the basis of the maxillary sinus is:
A) the upper wisdom tooth
B) the palatal root of the upper first premolar
C) the upper second molar
D) the distal root of the upper second premolar
E) the upper first molar

A

C) the upper second molar

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19
Q

FOG - 22What does it mean „ the completion of the dental arch” ?
A) the eruption of the wisdom tooth
B) the eruption of a mesiodens
C) the eruption of a supernumeraly tooth
D) the eruption of the lower first permanent molar
E) all of them

A

D) the eruption of the lower first permanent molar

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20
Q

The characteristic sing of periodontal abscess :
A) develops after the obturation of the orifice of the pocket
B) strong pulsating pain
C) the involved tooth has vital sign
D) a putrid charge from the sulcus
E) all of them

A

E) all of them

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21
Q

The oral signs and symptoms of AIDS :
A) Kaposi-sarcoma
B) severe progressing periodontitis
C) leukoplakia
D) candidiasis
E) all of them

A

E) all of them

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22
Q

The lidocain cartridge/ampoule commercially delivered for dental anesthesia as
A) Inj. Lidocain 1% – Adrenalin 0,01%
B) Inj. Lidocain 2% – Adrenalin 0,1%
C) Inj. Lidocain 2% – Adrenalin 0,01%
D) Inj. Lidocain 2% – Adrenalin 0,001%
E) Inj. Lidocain 1% – Adrenalin 0,02%

A

D) Inj. Lidocain 2% – Adrenalin 0,001%

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23
Q

salivary enzymes
1) proteases
2) maltase
3) lipase
4) amylase
A) 1., 2. and 3. answers are correct
B) 1. and 3. answers are correct
C) 2. and 4. answers are correct
D) only the 4. answer is correct
E) all the answers are correct

A

C) 2. and 4. answers are correct

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24
Q

Drugs decreasing salivary flow rate
1) homatropine
2) scopolamine
3) atropine
4) noscapine
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

A) if 1., 2. and 3. are correct

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25
Q

What can cause chronic glossitis ?
1) candidasis
2) diabetes mellitus
3) avitaminosis
4) hemophilia
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

A) if 1., 2. and 3. are correct

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26
Q

The characteristics of Pierre–Robin-syndrome
1) glossoptosis
2) micrognathia
3) palatoschisis
4) coarctatio aortae
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

A) if 1., 2. and 3. are correct

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27
Q

Which can be a permanent trism ?
1) myogen
2) ankylosis
3) spastic
4) osteogen
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

C) if 2. and 4. are correct

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28
Q

The characteristic sign of amelogenesis imperfecta
1) a disturbed enamel development
2) many times the total enamel coverage is missing on the crown of the tooth
3) this affects both the disturbed matrix formation and the calcification
4) it occurs only in the permanent teeth
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

A) if 1., 2. and 3. are correct

29
Q

The characteristic signs of Down-syndrome
1) hyper salivation
2) microglossia
3) small teeth
4) very wide upper dental arch
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

B) if 1. and 3. are correct

30
Q

It is characteristic of the forceps used for the removal of an upper fractured root
1) the beaks closely approximate each other
2) the beaks are a straight continuation of the hinge
3) the beaks set in a wide angle to the hinge
4) the width of the beaks are divided and pointed
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

E) if all the answers are correct

31
Q

The symptoms of dental caries at a vital tooth :
1) sensitive to cold
2) softened dentine
3) it is sensitive to osmotic attack
4) sensitive to percussion
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

A) if 1., 2. and 3. are correct

32
Q

Drugs causing gingival hyperplasia
1) major tranquilizer drugs
2) penicillin group
3) minor tranquilizer drugs
4) dilantin –hydantoin group
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

D) Only the 4th answer is correct

33
Q

The symptoms of sinus apertus:
1) when the patient rinses the mouth the water flows out through the nose
2) strong arterial bleeding
3) when blowing the patient’s nose the air flows through the perforation into the oral cavity creating a whistling noise
4) an extensive hematoma
A) 1st, 2nd and 3rd answers are correct
B) 1st and 3rd answers are correct
C) 2nd and 4th answers are correct
D) only the 4th answer is correct
E) all of the answers are correct

A

B) 1st and 3rd answers are correct

34
Q

The symptoms of Arthrosis temporomandibularis
1) compromised opening movement
2) swollen joints
3) terminal crepitation
4) deviation towards the diseased joint
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

B) if 1. and 3. are correct

35
Q

It is characteristic to the central midface bone fracture:
1) diplopia
2) swollen face
3) nasal bleeding
4) liquour discharge
A) 1st, 2nd and 3rd answers are correct
B) 1st and 3rd answers are correct
C) 2nd and 4th answers are correct
D) only the 4th answer is correct
E) all of the answers are correct

A

A) 1st, 2nd and 3rd answers are correct

36
Q

The characteristic sign of mandibular fracture
1) diplopia
2) the dental arch continuity is broken
3) xerostomia
4) traumatic occlusion
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th is correct
E) if all the answers are correct

A

C) if 2. and 4. are correct

37
Q

The characteristic sign of acute periodontitis
1) the pain is exacerbated when the patient goes to bed
2) sensitivity to percussion
3) a sudden swelling around the tooth
4) when closing the mouth a sharp pain evoked when occluding the teeth
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

C) if 2. and 4. are correct

38
Q

In case of a closed pulpitis the anatomical situation are very disadvantageous from the inflammation point of view
1) The volume of the closed pulp cannot be expanded and one of the leading sign of any inflammations is the swelling
2) In inflammation in a closed system the inflammatory swelling leads to a pressure increase in the tissues
3) the active hyperemia is followed by a passive venous hyperemia that leads to increased pressure and finally stasis in the pulp
4) the stasis arrest the circulation in the pulp that finally results in tissue necrosis
A) if 1., 2. and 3. are correct
B) if 1. and 3. are correct
C) if 2. and 4. are correct
D) only the 4th answer is correct
E) if all the answers are correct

A

E) if all the answers are correct

39
Q

Join the given words marked with letters to the proper numbers below.
A) enamel
B) dentin
C) both of them
D) neither of them
FOG - 51 - It continuously growth throughout the life
FOG - 52 - Its major histological component is the hydroxyapatite.
FOG - 53 - Its structure is highly vascularised .

A

51- B
52- A
53- D

40
Q

Join the given words marked with letters to the proper numbers below.
A) periodontitis apicalis acuta
B) periodontitis apicalis chronica
C) all of them
D) neither of them
FOG - 54 - It can be symptom less for a long period of time
FOG - 55 - The affected tooth is erupted from the alveolar socket
FOG - 56 - Characteristic the severe pain occurring in intermittent attacks
FOG - 57 - It can be attributed to the a consequence of dental caries

A

54 - B
55 - A
56 - D
57 - C

41
Q

Join the given words marked with letters to the proper numbers below.
A) caries media
B) caries penetrans
C) both of them
D) neither of them
FOG - 58 - It occurs only in the enamel .
FOG - 59 - It affects the pulp chamber .
FOG - 60 - It affects both the enamel and dentin
FOG - 61 - It affects only the dentin .

A

58 - D
59 - B
60 - A
61 - D

42
Q

Join the given words marked with letters to the proper numbers below.
A) fixed dentures (restorations)
B) partial removable dentures
C) both of them
D) neither of them
FOG - 62 - The restoration occupies more space in the oral cavity than natural teeth
FOG - 63 - In can be made without the damage of the natural teeth (the preparation of tooth structure)
FOG - 64 - It is fixed on the remaining natural teeth .
FOG - 65 - In can be made even in the case of total edentulousness .
FOG - 66 - It can be cleaned easily .
FOG - 67 - It can also be made in case of patient with a tendency to seizures

A

62- B
63- B
64- C
65- D
66- B
67- A

43
Q

Join the given words marked with letters to the proper numbers below.
A) periapical abscess
B) periodontal abscess
C) both of them
D) neither of them
FOG - 68 - Increased tooth mobility.
FOG - 69 - It can develop only from periodontal pockets
FOG - 70 - It develops after the necrosis of the dental pulp .

A

68- C
69 - D
70 - A

44
Q

Join the given words marked with letters to the proper numbers below.
A) It is characteristic of pregnancy gingivitis
B) It is characteristic of acute ulcerative gingivitis
C) both of them
D) neither of them
FOG - 71 - It can be cured by restoring proper oral hygiene.
FOG - 72 - It theoretically can develop without the presence of dental plaque .
FOG - 73 - In its patomechanism the embolisation of the small blood vessels plays important role
FOG - 74 - If it is not treated on time it will lead to irreversible tissue defect

A

71- C
72- D
73- B
74- B

45
Q

Join the given words marked with letters to the proper numbers below.
A) rhinogenic sinusitis
B) odontogenic sinusitis
C) both of them
D) neither of them
FOG - 75 - Usually both extends to the both side of the maxillary sinus
FOG - 76 - It gives a positive radiological image
FOG - 77 - Its characteristic syndrome is the severe facial swelling .
FOG - 78 - Touching the area of the infraorbital nerves in the infraorbital foramen can provoke pain attacks

A

75- A
76- C
77- D
78- D

46
Q

Join the given words marked with letters to the proper numbers below.
A) acute osteomyelitis
B) chronic osteomyelitis
C) both of them
D) neither of them
FOG - 79 - Characteristic radiological findings .
FOG - 80 - Patient has a severe malaise .
FOG - 81 - The shivering and septic fever are very common .
FOG - 82 - Antibiotics should be administered.

A

79- B
80- A
81- A
82- C

47
Q

Join the given words marked with letters to the proper numbers below.
A) gingival hyperplasia
B) granuloma fissuratum
C) both of them
D) neither of them
FOG - 83 - It belongs to the fibrous hyperplasia group of diseases
FOG - 84 - It is the sign of systemic disease .
FOG - 85 - Its frequent cause is the irritating effect of the ill fitting denture .
FOG - 86 - It is frequently associated with hydantoin derivates used in the therapy of epilepsy

A

83- C
84- D
85- B
86- A

48
Q

Join the given words marked with letters to the proper numbers below.
A) dental implant
B) natural root
C) both of them
D) neither of them
FOG - 87 - It is anchored in the jawbones.
FOG - 88 - It is an abutment of fixed restorations.
FOG - 89 - it is an anchoring element.
FOG - 90 - it is fixed by connective tissue.

A

87- C
88- C
89- D
90- C

49
Q

The diabetes is a risk factor in periodontal disease BECAUSE it can cause odontoblast resorption
A) Both the statement and the reason are true, and the reason verifies the statement.
B) Both the statement and the reason are true ,but there is no relation between them
C) The statement is true the reason is false
D) The statement is false the reason is true
E) Both the statement and the reason are false

A

C) The statement is true the reason is false

50
Q

The cholinesterase inhibitors enhance the salivation, BECAUSE it will cause acetylcholine accumulation at the parasympathetic nerve endings
A) both the statement and the reason are true, and the reason verifies the statement
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

A) both the statement and the reason are true, and the reason verifies the statement

51
Q

The leukoplakia is a precancerous lesion on the oral mucosa THERFORE it treatment is mandatory in any cases
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

A) both the statement and the reason are true, and the reason verifies the statement.

52
Q

The juvenile periodontal disease can be managed BECAUSE it is always caused only by local etiologic factors .
A) Both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

C) the statement is true the reason is false

53
Q

During the mix dentition period even the symptom less non vital deciduous teeth are maintained BECAUSE its space maintenance role is important in the development of the permanent dental arch .
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

A) both the statement and the reason are true, and the reason verifies the statement.

54
Q

The incipient carious lesion can heal by” restitution ad integrum” after topical fluorid therapies BECAUSE the initial demineralization is reversible
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

A) both the statement and the reason are true, and the reason verifies the statement.

55
Q

The dental caries is a fluoride deficiency disease BECAUSE the fluoride integrated into dental enamel can increase the acid resistance
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

D) the statement is false the reason is true

56
Q

Even the extraction of a single tooth can lead to severe discrepancy in the articulation BECAUSE the contact point system is disrupted
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

A) both the statement and the reason are true, and the reason verifies the statement.

57
Q

The small arteriole on the dental pulp do not form an anastomosis THEREFOR they are functionally terminal arteriole .
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

D) the statement is false the reason is true

58
Q

The dental caries is a fluoride deficiency disease THEREFOR the fluoridation has a caries protective role
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

D) the statement is false the reason is true

59
Q

The sorbit is a tooth protective carbohydrate BECAUSE it facilitate the adhesion of the oral microorganisms
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

C) the statement is true the reason is false

60
Q

The tooth with a fistula will never cause swelling in the face BECAUSE the excaudate can be drained through the fistula tract
.A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

D) the statement is false the reason is true

61
Q

The dental restorations cause irritation in the oral cavity THEREFORE all dental restorations should be changed after a certain period of time
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

B) both the statement and the reason are true ,but there is no relation between them

62
Q

Even the loss of a single tooth can lead to severe secondary consequences THEREFORE all missing teeth should be completed
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

C) the statement is true the reason is false

63
Q

The forceps used for the extraction of the upper molars are in pairs (left and right) because the maxillary first and second molars have two buccal roots
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

A) both the statement and the reason are true, and the reason verifies the statement.

64
Q

The caries is a disease that occurs on certain predilection areas on the teeth THREFOR it very infrequently develops the self-cleaning tooth surfaces .
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

A) both the statement and the reason are true, and the reason verifies the statement.

65
Q

The juvenile caries develops mostly on the smooth approximal surfaces BECAUSE here the tooth is not self-cleaning and its cleaning is also very difficult
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

D) the statement is false the reason is true

66
Q

The superficial caries cannot heal neither with nonspecific or specific scare formation BECASUE the enamel is biologically does not carry any metabolic activity
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

A) both the statement and the reason are true, and the reason verifies the statement.

67
Q

The stability of an upper full denture is more problematic BECAUSE the gravitation acts against the stabilization
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

D) the statement is false the reason is true

68
Q

The dental plaque generally is matching the shade of teeth THERFOR the detection and visualization of dental plaque can be improved by using plaque disclosing agents (either tablets or solutions)
A) both the statement and the reason are true, and the reason verifies the statement.
B) both the statement and the reason are true ,but there is no relation between them
C) the statement is true the reason is false
D) the statement is false the reason is true
E) both the statement and the reason are false

A

A) both the statement and the reason are true, and the reason verifies the statement.

states mcqs (7 decks)

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