Pediatric Dentistry II Test

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You will have 60 minutes to complete all the questions. After the timer reaches 60 minutes, the exam will end and be saved automatically. Good luck! *Fingers crossed*

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1 / 60

ទំងន់ពេលទើបកើតរបស់កុមារបានត្រូវបាត់បង់ប៉ុន្មានភាគរយ?

a. 20%

b. 10%

c. 5%

d. 15%

2 / 60

គេវាយតម្លៃការពេញវ័យអំពីរូបរាងកាយរបស់កុមារដែលកំពុងរីកចំរើនផ្អែកលើកត្តា?

a. 1 កត្តា

b. 4 កត្តា

c. 3 កត្តា

d. 2 កត្តា

3 / 60

Which of the following drug can cause gingival enlargement?

a. Dilantin

b. Nystatine

c. Amoxycillin

d. Tetracycline

4 / 60

The patient 4 years old come to the dental clinic with the symptom: pain maybe severe, throbbing, almost continuous, tender to percussion, chewing and palpation, pain easily localized and maybe worse at night. What would you diagnosis this condition?

a. Gingivitis

b. Reversible pulpitis

c. Acute apical periodontitis

d. Irreversible pulpitis

5 / 60

The most common missing teeth seen on the primary dentition is?

a. Central incisors

b. First molars

c. Lateral incisors

d. Second molars

6 / 60

For the hyperdontia term what the other word you can call?

a. Fusion teeth

b. Supplement or accessory teeth

c. Gimination teeth

d. Double teeth

7 / 60

រូបមន្តដើម្បីគណនាទំងន់ក្នុងដំណាក់កាល Early Childhoodគឺ?

a. ទំងន់គិតជា kg = [(អាយុគិតជាឆ្នាំ * 3) + 17]

b. ទំងន់គិតជា kg = [(អាយុគិតជាឆ្នាំ * 6) + 17]

c. ទំងន់គិតជា kg = [(អាយុគិតជាឆ្នាំ * 4) + 17]

d. ទំងន់គិតជា kg = [(អាយុគិតជាឆ្នាំ * 5) + 17]

8 / 60

How long does the ferric sulphat applied in the amputation site of pulpotomy?

a. 20 seconds

b. 25 seconds

c. 30 seconds

d. 15 seconds

9 / 60

Which teeth that usually missing on the mandibular?

a. Lateral incisors

b. Second premolars

c. Third molars

d. Central incisors

10 / 60

What is the symptom of gingivitis?

a. Gum swelling and pus inside

b. Deep pocket

c. Necrosis on the dental papilla

d. Swelling, redness, bleeding, not painful & plaque induced

11 / 60

Indication for apexogenesis is?

a. Carious exposure

b. Traumatic Luxation

c. All of above

d. Fractured tooth with pulpal exposure

12 / 60

Medicaments for pulpotomy?

a. All of above

b. Formocresol

c. Calcium hydroxide

d. Zinc oxide eugenol

13 / 60

Different between Apexification and Apexogenesis?

a. Apexification done on young permanent non vital tooth

b. Apexification done on primary non vital tooth

c. Apexification done on young permanent vital tooth

d. Apexification done on primary vital tooth

14 / 60

Which of following is the symptom of gingivitis?

a. Swelling

b. Not painfull

c. Redness and bleeding

d. All of above

e. Plaque induced

15 / 60

How many pH of MTA?

a. 12

b. 11

c. 12.5

d. 10

16 / 60

ANUG is usually located?

a. Ulcer marginal gingiva and necrosis and ulceration on gingiva

b. Vesicle on gingiva and mucosa

c. All of above

d. Ulcer marginal gingiva

17 / 60

On the X-Ray of the patient 8 yearsold show that two teeth stick together and have only one root what do you diagnose for this case?

a. Gimination teeth

b. Double teeth

c. Fusion teeth

d. Super numerary teeth

18 / 60

ក្នុងដំណាក់កាល Early Childhood តើទំងន់ជាមធ្យមកើនឡើងប៉ុន្មាន kg ក្នុង 1 ឆ្នាំ?

a. 2.5 kg

b. 2 kg

c. 1 kg

d. 1,5 kg

19 / 60

Dentin dysplasia is cause from?

a. Genetic disorder

b. Dental caries

c. Overdose of fluoride

d. Traumatic

20 / 60

A 12 years old patient come to dental clinic with the symptoms such as: herpes labialis (cold sore) on the lip, reactivated by eg. Trauma, heat, hormones, sunlight, stress, immunosuppression, concurrent infection.What is the most likely diagnosis for this?

a. Secondary herpes infections

b. gingivitis

c. Stomatitis

d. Primary herpetic gingivo-stomatitis

21 / 60

The cause of Taurodontism is?

a. Oral-facial-digital-syndrome

b. Down syndrome

c. All of above

d. Amelogenesis Imperfecta-type IV

22 / 60

The patient 8 years old come to dental clinic with crown fracture exposed pulp and the x-ray show root is not complete. What is your treatment?

a. Extraction

b. Pulp capping

c. Apexogenesis

d. RCT

23 / 60

The patient 8 years old male come to dental clinic with traumatic on tooth #11 exposed pulp < 1mm. What is your Treatment?

a. Pulpotomy

b. Root canal treatment

c. Pulp capping with Ca(OH)2

d. Filling with composite

24 / 60

ក្នុងដំណាក់កាល Late Childhood កំពស់កើនឡើងជាមធ្យមប៉ុន្មាន?

a. 7 cm ក្នុង 1 ឆ្នាំ

b. 6 cm ក្នុង 1 ឆ្នាំ

c. 5 cm ក្នុង 1 ឆ្នាំ

d. 4 cm ក្នុង 1 ឆ្នាំ

25 / 60

The material used for root filling in the primary teeth is?

a. Ca(OH)2

b. Endo methasone

c. Cortisomol

d. ZoE (Eugenate)

26 / 60

ទារកដែលកើតខ្វះទំងន់គឺជាទារកដែលមានទំងន់?

a. ក្រោម 2500 ក្រាម

b. ក្រោម 3000 ក្រាម

c. ក្រោម 2000 ក្រាម

d. ក្រោម 3500 ក្រាម

27 / 60

ការកើតមិនគ្រប់ខែគឺជាការពពពោះក្រោម?

a. 38 អាទិត្យ

b. 36 អាទិត្យ

c. 35 អាទិត្យ

d. 37 អាទិត្យ

28 / 60

Teeth that early obliteration of root canal and pulp chamber is seen in?

a. Amelogenesis Imperfecta

b. Dentin dysplasia

c. Dentin hypocalcification

d. Dentinogenesis Imperfecta

29 / 60

The tooth that is bigger than normal is called?

a. Microdontia

b. Hypodontia

c. Hyperdontia

d. Marcrodontia

30 / 60

Root filling for primary teeth should be?

a. 3 mm shorter than apex radiographic

b. 2mm shorter than apex radiographic

c. 4 mm shorter than apex radiographic

d. 1mm shorter than apex radiographic

31 / 60

The medicament used for partial pulpotomy is?

a. Ferric sulphat

b. Beech wood cresol

c. Calcium Hydroxide

d. Formocresol

32 / 60

រូបមន្តដើម្បីគណនាទំងន់ក្នុងដំណាក់កាល Late Childhood គឺ?

a. ទំងន់គិតជា kg = [(អាយុគិតជាឆ្នាំ * 7 + 5] * 0,454

b. ទំងន់គិតជា kg = [(អាយុគិតជាឆ្នាំ * 7 + 3] * 0,454

c. ទំងន់គិតជា kg = [(អាយុគិតជាឆ្នាំ * 7 + 6] * 0,454

d. ទំងន់គិតជា kg = [(អាយុគិតជាឆ្នាំ * 7 + 4] * 0,454

33 / 60

The concentration of Fluoride in the water of rural area?

a. 1 ppm

b. 0.1 ppm

c. 2 ppm

d. 0.5 ppm

e. 5ppm

34 / 60

There are many ways of child behavior technique. What is the behavior shaping?

a. Soft voice

b. Start the easy things to the more difficult things

c. Give reward

d. Simple and friendly language

e. Use tell show do

35 / 60

Fusion most commonly affects the following sites: ?

a. Mandibular anterior region

b. Maxillary posterior region

c. Maxillary anterior region

d. Mandibular posterior region

36 / 60

Dental carie progresses when the demineralization is greater than remineralization. What is the level of PH dental carie?

a. 7.5

b. 6.8

c. 5.5

d. 7.0

e. 5.0

37 / 60

The first teeth affected to Early Childhood Caries:?

a. Primary upper incisors

b. Primary upper molars

c. Primary lower incisors

d. Primary lower molars

38 / 60

The treatment of subluxation of upper primary incisors:
? 1.Soft diet 2.Splinting 3.Medication 4.No treatment needed 5.Monitoring the color change

a. 1, 3, 5

b. 1, 2

c. 1, 2, 5

d. 1, 2, 3

e. 1, 2, 3, 5

39 / 60

After extraction of primary teeth the socket should 😕

a. Be sutured

b. Be curetted

c. Stop bleeding with gauge

d. Be curetted and Be sutured

e. Be curetted, Be sutured and Stop bleeding with gauge

40 / 60

Extraction in the mixed dentition?

a. Tooth crown fracture 1/3

b. Tooth too big

c. For purely orthodontic reasons, like crowding

d. Tooth deep caries

41 / 60

The primary teeth should be cleaned:?

a. After the full dentition

b. In the mixed dentition

c. After the 1st teeth erupted

d. After the primary teeth are erupted

42 / 60

The ideal restoration of primary teeth after pulp therapy:?

a. Intermediate restorative material (IRM)

b. Stainless steel crown

c. Composite resin

d. Glass ionomer cement

e. Amalgam

43 / 60

The effective communication with children requires:?

a. The understanding of child’s personality

b. The understanding of their behavior

c. The understanding of intellectual development

d. The understanding of child’s characteristic

e. The understanding of child temperament

44 / 60

The positive reinforament is 😕

a. Play with the child

b. Strong words to the child

c. Praise the child

d. Give reward to the child

e. Treating with talking

45 / 60

Serial extraction?

a. Relieve crowding at an early stage 1

b. Answer 1 and 3

c. A voiding the need for later appliance therapy 3

d. Answer 1,2,and 3

e. The permanent teeth can erupt into good alignment 2

46 / 60

Eruption of upper first premolar begins:?

a. 10 – 11 Years

b. 12 – 13 Years

c. 11 – 12 Years

d. 8 – 9 Years

e. 10 – 12 Years

47 / 60

A girl 9 years old had accident on tooth 21 fractured crown with pulp exposed. What treatment do you choose?

a. Direct pulp capping

b. Apexogenesis

c. Pulpectomy

d. Apexification

e. Pulpotomy

48 / 60

Advice to the children about toothbrushing at night:?

a. Brushing the teeth with fluoride toothpaste keep it in the mouth for one minute split out but do not rinse before going to bed

b. Flossing brushing the teeth with toothpaste after eating

c. Brush the teeth carefully with fluoride toothpaste after dinner

49 / 60

Which instrument for ART?

a. Probe 2

b. Spoon excavator 4

c. Mouth mirror 1

d. Answer 1,2,3 and 4 are correct

e. Tweezers 3

50 / 60

Radiographic diagnosis of an upper incisor consisting of two crown and one root with one root canal:?

a. Gemination

b. Concrescence

c. Supernumerary teeth

d. Fusion

51 / 60

Related to the intellectual development which group of children that they start to be cooperated with the dentist:?

a. Group of 6 years old

b. Group of 4 years old

c. Group of 2 years old

d. Group of 3 years old

e. Group of 5 years old

52 / 60

The indication for serial extraction are?

a. All permanent teeth present

b. Answer 1,2 and 3

c. Patient aged about 9 years old 1

d. Significant incisor crowding 2

53 / 60

The cause of early childhood carie 😕

a. Frequencies of demand

b. Frequencies of demand, Sweet drink and Feeding at night

c. Water

d. Feeding at night

e. Sweet drink

54 / 60

What age the lower permanent canine will erupt?

a. 10 – 12 years old

b. 11 – 12 years old

c. 8 – 9 years old

d. 9 – 11 years old

55 / 60

Tooth coloration appeared on enamel opaque, white spot with diffusion striation to a brown mottling is result of ?

a. Amalogenesis imperfecta

b. Hyperplasia

c. Tetracycline staining

d. Dental fluorosis

e. Dentinogenesis imperfecta

56 / 60

The first molars of a child 7 years old has deep fissure with stain, the bitewing radiograph. Showing that the dentino enamol junction in normal which material should use 😕

a. Glass ionomer cement

b. Composite resin

c. Fluoride varnish

d. No recommended treatment

e. Fissure sealant

57 / 60

Clinical signs of gingivitis in children 😕

a. Plaque and Gingiva inflamed

b. Gingiva inflamed

c. Calculus

d. Plaque

e. Plaque, Gingiva inflamed and Calculus

58 / 60

Eruption of primary first molar begins:?

a. 7months – 10months

b. 6 months – 9months

c. 23months – 30months

d. 12months – 16months

e. 16months – 20months

59 / 60

Management of enamel dentine fracture of permanent teeth:?

a. Filling with indirect pulp capping

b. Filling with direct pulp capping

c. Pulpectomy

d. Pulpotomy

60 / 60

Fluoride vanish should be wipe on caries lesion of primary teeth:?

a. R2

b. R1

c. R4

d. R3

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Pediatric Dentistry II Test

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត