Pediatric Dentistry I Test

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Pediatric Dentistry Test

1 / 60

What is space maintainer?

a. Appliances for wear in the mouth to prevent when children play sport

b. Is the appliance made out of metal and use to hold adequate space for permanent teeth when the baby tooth is lost too soon.

c. Appliance is more affordable to move those teeth back in place with orthodontic treatment.

d. Appliance for wear to prevent malocclusion teeth in children

2 / 60

Why the children need to see dentist?

a. For check-up their tongue

b. For check-up of gum

c. For check-up their teeth and mouth

d. For check-up

3 / 60

Thumb sucking causes:

a. Crowded teeth

b. Protruding teeth

c. Malocclusion teeth

d. Thumb sucking cause the jaws to grow incorrectly crowded or protruding teeth.

4 / 60

What is the good ways how to prevent teeth from the grinding teeth?

a. All are not correct

b. Brushing many time a day

c. All are correct

d. Wear mouth guards or hard bleaching tray and night

5 / 60

Why tooth paste for kid not much fluoride ?

a. Not good smell for kid

b. Not good test for kid

c. Not much fluoride because kid like to swallow the tooth paste then make the kid got tooth fluorosis

d. Not good test for kid and Not good smell for kid

6 / 60

What ways how reuse of bruxism ?

a. Doing sport

b. Keep doing more sport and not drinking coffee 1hour before bed

c. Not drinking coffee 1hour before bed

d. Reuse stress

7 / 60

How to stop the children who is grinding teeth?

a. Hit them

b. Ask them wake up

c. We can stop it by wearing night guard

d. We cannot stop it but we can protect it by wearing night guard

8 / 60

When we want to see the inter dental decay of baby teeth what is the X-ray we will take 😕

a. Peri-apical X-ray

b. Cephallometric X-ray

c. Panoramic X-ray

d. Bite wing X-ray

9 / 60

When your child play sport or recreational activity, what way do you take to avoid accident that injury to your children lip , tongue and cheek?

a. Wear mouth guard

b. Nothing to protect

c. Wear helmet

d. Headgear

10 / 60

What is the chief complain of the patient who has long time of bruxism?

a. Mandibular fracture

b. All are corrects

c. Maxillary fracture

d. T M J painful and teeth sensitive

11 / 60

What ways how reuse of grinding teeth?

a. Reuse stress

b. Doing more sport,yoga,swimming for reuse stress

c. Doing sport

d. Reuse angry

12 / 60

How to stop children’s thumb sucking?

a. Apply nail polish, watch for triggers and try negative reinforcement.

b. Watch for triggers

c. Try negative reinforcement

d. You can do offering by different comforts to the child

13 / 60

What kind of typical dental emergencies for kids?

a. Cut or bitten tongue, lip or check or knock out permanent or baby teeth.

b. Broken tooth

c. Tooth ache

d. Knocked out permanent tooth

e. Cut lip or check

14 / 60

Why we need to choose the tooth brush?

a. Tooth brush is many size difference

b. Tooth brush have many size difference by ages

c. Tooth brush has many qualities difference if we chose wrong will disturb your gum or not properly clean.

d. Tooth brush have many qualities difference

15 / 60

One boy 6 years old of age ,the mother chose the adult tooth brush for him ,how do you think is it good for him or not?

a. Not good

b. Not good because it is too big

c. Not good because it is too big and hard so cause gum problem

d. Not good because it is too big and hard

16 / 60

How to manage of knocked out tooth?

a. Wash the tooth with hot water

b. Hold the tooth by crown and rinse off the root of the tooth in water

c. Hold the tooth by the crown and rinse off the root of the tooth in water if it's dirty

d. Wash the tooth with clean water and remove the attach tissue fragment

17 / 60

What kind of typical dental emergencies for kids?

a. Possible broken jaw

b. Tooth ache or possible broken jaw

c. Broken leg

d. Tooth ache

18 / 60

One patient comes to see a pediatric dentist because of their child’s thumb sucking?

a. Tell them the disadvantage 3

b. Advise them to encourage their child 1

c. Tell them about the advantage 2

d. The answer 1, 2 and 3

19 / 60

Every day if your child swallow a lot of fluoride tooth paste what problem can be happened ?

a. Your child teeth not decay

b. Your child teeth can be fluorosis

c. Your child teeth can be white spot

d. Your child teeth can be good color

20 / 60

How long each time of brushing teeth?

a. Per time at least 1 mn

b. Per time at least 2 mn

c. Per time at least 6 mn

d. Per time at least 2 mn by follow the technique of brushing teeth

21 / 60

Below are some of sign of prevention of grinding teeth or bruxism:

a. Reduce stress and try yoga.

b. Try yoga

c. Reduce stress

d. Try swimming

22 / 60

If you extracted the second molars of primary teeth early age , how to keep the space for the second premolars of permanent teeth ?

a. Bridge

b. Retainer

c. Nothing

d. Space maintainer to hold the space for permanent premolars

23 / 60

How long during you brush your teeth each time?

a. 2mn with rinse the mouth

b. 2mn at lease for each time and not rinse the mouth.

c. 7mn may can clean all the surface

d. 1mn with rinse the mouth

24 / 60

If the child cut or bitten tongue ,lip or check:

a. Apply tiger bum to bruised areas

b. Apply ice gentle to bruised areas

c. Apply ice to bruised areas

d. Apply ice or tiger bum to bruised areas

25 / 60

How do you clean your baby gum?

a. Gently wipe by using soft moistened wash cloth or piece of gauze with warm water

b. Using a baby gum with finger tooth brush

c. Using a baby tooth brush

d. Gently wipe a piece of gauze with adult tooth paste

26 / 60

Here is the cause of grinding teeth or bruxism

a. Abnormal sleep problems or habits, suppressed anger

b. Suppressed anger

c. Misalignment of upper and lower teeth

d. Abnormal sleep problems or habits

27 / 60

How many times per day do we need to brush the teeth that you think is good?

a. One time enough

b. Three time especially before going to bed.

c. Two time

d. Three time

28 / 60

The baby teeth are so important?

a. To hold the space for permanent teeth erupt, To chewing food and To speak

b. To chewing food

c. To speak

d. To hold the space for permanent teeth erupt

29 / 60

The maximum dosage for lidocaine 2% with 1:100,000 epinephrine is 3.0mg/kg. What is the maximum number of anaethetic solution that can be safety administered to a 20kg patient?

a. 2.25 cartridges

b. 1.1 cartridges

c. 2 cartridges

d. 1.66 cartridges

30 / 60

All the following below are the advantages of Non-vital bleaching Except:

a. Easy for operator and patient

b. Conservation of tooth tissue and maintenance of the original crown morphology

c. No problem with changing gingival level in young patient

d. Irritation to gingival tissues

31 / 60

What type of caries that need to do ART?

a. The tooth with small caries on occlusal surface

b. The tooth with caries on mesial and distal surface

c. The tooth with caries on incisal edge of anterior teeth

d. The tooth with caries on proximal surface

32 / 60

The Concentration of phosphoric acid used for acid etching usually is?

a. Less than 10%

b. 30-50% acid solution or gel

c. 10-20% acid solution

d. 70-80% acid solution or gel

33 / 60

ស្ត្រីម្នាក់បាននាំកុមារ អាយុ១៤ឆ្នាំ មកគ្លីនិកទន្តសាស្ត្រជាមួយនឹងការត្អូញត្អែរ ថាមានចំនុចអុជសៗបន្តិចបន្តួច នៅលើធ្មេញមុខតើរោគសញ្ញាដ៏ត្រឹមត្រូវគឺជាអ្វី?

a. Hypomineralization

b. Discolouration

c. Fluorosis

d. Enamel Hypoplasia

34 / 60

អ្នកជំងឺម្នាក់អាយុ15 ឆ្នាំ មាន Hypoplastic enamelលើធ្មេញ#15តែធ្មេញផ្សេងទៀតល្អប្រក្រតីមូលហេតុមកពី:

a. ការខ្វះវីតាមីន D

b. កត្តាតំណរពូជ

c. មានInfectionលើធ្មេញ#55ក្នុងកំឡុងពេលកំពុងរីកលូតលាស់ធ្មេញ#15

d. ការខ្វះ Calcium ទូទៅ

35 / 60

Development of permanent teeth and primary teeth are?

a. Occur in different time

b. Occur in the same time

c. Different process

d. Same process

36 / 60

At ages 6 month which tooth start to erupt?

a. tooth number 51 and 61

b. tooth number 55 and 65

c. tooth number 71 and 81

d. tooth number 74 and 84

37 / 60

What make treating children different from treating adult?

a. Primary teeth different from permanent teeth

b. Primary teeth is not importance than permanent teeth

c. Primary teeth is difficult to treat than permanent teeth

d. Primary teeth is easy to treat than permanent teeth

38 / 60

What are the teeth mostly missing?

a. first premolar, canine , third molar

b. lateral incisor, premolar, third molar

c. lateral incisor, canine, first molar

d. central incisor, canine , second molar

39 / 60

ស្ត្រីម្នាក់បាននាំកូនប្រុសអាយុ ៤ ឆ្នាំមកគ្លីនិកទន្តសាស្ត្រកុមារជាមួយនឹងការប៉ះទង្គិចទៅលើធ្មេញមុខ #51 តាមរយះ Periapical x-ray បង្ហាញថាមានការបាក់ឬសធ្មេញនៅផ្នែក 1/3 apical តើរោគសញ្ញាដ៏ត្រឹមត្រូវគឺជាអ្វី?

a. Complicated crown root fracture

b. Complicated crown fracture

c. Uncomplicated crown fracture

d. Root fracture

40 / 60

Tooth fracture on crown and exposed the pulp is called?

a. Uncomplicated crown root fracture

b. Complicated crown root fracture

c. Uncomplicated crown fracture

d. Complicated crown fracture

41 / 60

After give PAS injection which of the following teeth should be anesthrtized?

a. tooth number 4,5,6 buccal bone plus gingival at buccal site

b. tooth number 5,6,7 buccal bone plus gingival at buccal site

c. tooth number 3,4,5 buccal bone plus gingival at buccal site

d. tooth number 6,7,8 buccal bone plus gingival at buccal site

42 / 60

All the following below are the techniques for maxillary Infiltration Except:

a. No need to contact bone

b. Can massage solution into tissue to assist diffusion

c. Using short (or ultra short) needle, enter taught mucosa and inject several drops

d. Wait 2 minutes then enter to correct position just above the periosteum

43 / 60

Where is the maxillary canine often impacted?

a. it’s often impacted labially

b. it’s often impacted palatally and labially

c. it’s often impacted mesially and distally

d. it’s often impacted palatally

44 / 60

The most common cause for failure of an amalgam restoration is?

a. Failure at occlusal preparation

b. Delayed expansion

c. Due to poor handling of amalgam alloy

d. Proximal ditch

45 / 60

All the following below are in Local anaethetic solution cartridge Except:

a. Reducing agent

b. Local anaethetic agent

c. Vasodilator

d. Vasoconstrictor

46 / 60

នៅលើ Mandibular dental arch របស់ក្មេងប្រុសអាយុ12 ឆ្នាំម្នាក់ធ្មេញ permanent first molarsបានប៉ះគ្នាជាមួយ first premolars និងក្បាលធ្មេញនៃ second premolars ដែលបានដុះងាកមកខាងlingual។មូលហេតុនោះបណ្តាលមកពីៈ

a. Premature loss of deciduous second molars

b. Teeth too large for the dental arch

c. Lack of space

d. Ankylosis of the mandibular second premolars

47 / 60

នៅអាយុប៉ុន្មានឆ្នាំដែលក្មេងអាចមានធ្មេញព្រៃ ចំនួន១២ និងធ្មេញស្រុកចំនួន១២ ដែលចេញមក:

a. 11 years and a half

b. 8 years and a half

c. 6 years and a half

d. 4 years and a half

48 / 60

What time of ages the first permanent molars erupt?

a. At 5 years old

b. At 8 years old

c. At 6 years old

d. At 7 years old

49 / 60

There are many techniques used for vital bleaching-chairside, The techniques below are used for vital bleaching-chairside Except:

a. Coat the buccal and palatal gingivae with orabase gel

b. Soak a strip of gauze in the 35% hydrogen peroxide and cover the teeth to be bleached

c. Apply topical anaethetic to gingival margins

d. Remove palatal restoration and pulp chamber restoration

50 / 60

Middle superior alveolar nerve block should inject at?

a. At buccal fold between tooth number 7and 8

b. At buccal fold between tooth number4and 5

c. At buccal fold between tooth number 2and 3

d. At buccal fold between tooth number 1and 2

51 / 60

The dentist introduce the new experience and start with the easy things, slowly progress to more difficult things is refer to:?

a. Behavior shaping

b. Modeling

c. Tell-Show-Do

d. Positive reinforcement

52 / 60

Treatment of avulsion is:?

a. Reimplant, Splint, Antibiotiques

b. Splinting + Root canal treatment

c. Reimplant + Root canal treatment

d. Root Canal treatment + Antibiotique

53 / 60

Recommended age for discontinuing bottle-feeding is:?

a. 20 months

b. 18 months

c. 8 months

d. 12 months

54 / 60

The duration of anaethesia is dependent on the following below Except:

a. The percentage of local anaethesia

b. The concentration of solution around the nerves

c. The rate of diffusion away from the nerve and into the tissue space and then into blood vessels

d. The number of blood vessels (in highly vascular sites, duration shorter eg: posterior maxilla)

55 / 60

There are many techniques used for Vital bleaching-nightguards, The techniques below are used for Vital bleaching-nightguards Except:

a. Apply topical Anaesthetic to gingival margins

b. The splint 2mm in thickness & not cover the gingivae

c. Instruct the patient how to use it

d. Relieve the labial surfaces of the teeth about 0,5 mm and make a vacuum-formal splint as a mouthguard

56 / 60

Among the primary teeth, the problem of ankylosis is most commonly seen with:?

a. Mandibular incisors

b. maxillary Molars

c. Mandibular molars

d. maxillary incisors

57 / 60

How many years that local anaethesia without preservative LA solution can last long?

a. 3 years

b. 2 years

c. 4 years

d. 1 year

58 / 60

Class V GV Black is?

a. Caries on proximal of anterior teeth

b. Caries on one third cervical of all teeth

c. Caries on proximal of the molars

d. Caries on occlusal surface of premolars and molars

59 / 60

Adrenaline is used in local anesthetics:

a. To permit bleeding

b. May cause bradycardia

c. May not cause sensitivity reaction

d. To prolong anesthesia

60 / 60

If the child is very young or anxious,you can demonstrate what you are going to do on another well behaved child is refer to:?

a. Positive reinforcement

b. Tell-Show-Do

c. Modeling

d. Behavior shaping

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Pediatric Dentistry I Test

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត