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2014 Flashcards

1
Q

Neurotoxicity agent of the jaw that causes jaw pain in patient?

a. Vincristine
b. Methotrexate

A

a. Vincristine - leukemia med

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2
Q

When missing primary maxillary incisors which sound is a problem?

a. S
b. B
c. K
d. M

A

a. S

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3
Q

How to treat apthous ulcers

a. Fluocinonide
b. Fluconazole
c. Acyclovir

A

a. Fluocinonide

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4
Q

Which has classic signs of primary immunodeficiency

A

a. digeorge syndrome

defect in chromosome 22, The syndrome can cause heart defects, poor immune system function, a cleft palate, and low levels of calcium in the blood.

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5
Q

which includes both facial plane and cranial base?

A

Nasion

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6
Q

What increases retention most

a. 4 handed technique
b. self etching bond
c. enameloplasty
d. air abrasion

A

c. enameloplasty

There are some studies supporting it. No literature found on other choices

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7
Q

What percent vegetable should be on My Plate?

a. 30%
b. 50%

A

a. 30%

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8
Q

True positive?

a. Sensitivity
b. Specificity

A

a. Sensitivity

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9
Q

Pregnant female best method for reducing transmission of caries?

A

Xylitol

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10
Q

Which probiotic can help prevent caries

a. actinobacillus
b. lactobacillus acidophillus
c. actinomyces

A

b. lactobacillus acidophillus

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11
Q

Most common post complication of ped dental general anesthesia

a. fever
b. nausea

A

b. nausea - for prophylaxis of nausea and vomiting, as during surgery and the postoperative period, the average dose is 25mg phenergan (promethazine) repeated at 4-6hr intervals, as necessary

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12
Q

Most common crown fracture in primary dentition?

a. Enamel only
b. Enamel and dentin without pulp exposure
c. Enamel and dentin with pulp exposure
d. Root fracture

A

b. Enamel and dentin without pulp exposure

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13
Q

Adult bite mark intercanine distance?

A

3.0cm

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14
Q

Fear of separation peaks at what age?

A

13 to 18 months

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15
Q

Active listening of dentist?

A

Mirroring emotions of child back

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16
Q

What do you do for toxic dose of fluoride

a. Milk
b. IPECAC syrup

A

a. Milk

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17
Q

what does secondary smoke affect in children

a. immune system
b. lungs
c. liver

A

b. lungs

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18
Q

What is the factor missing in hemophilia B

A

IX factor 9

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19
Q

Post op sensitivity in CEREC system?

a. Margin discontinuity
b. Decrease in adhesive bond
c. Occlusal interferences

A

a. Margin discontinuity

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20
Q

In statistical analysis, what is correlation between two groups?

a. Statistical difference
b. Direction of relationship
c. Nature of association
d. Something association

A

By Definition, Correlation is a single number that describes the degree of relationship between two variables. Not sure
what d was. But, c may be the answer

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21
Q

Pulp comes from?

A

Dental papilla

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22
Q

least cariogenic

a. breast milk
b. regular milk

A

a. breast milk

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23
Q

Mixed dentition analysis that is gender specific uses mand permanent incisors to predict space for cuspids and premolars

c. Moyers
b. Tanaka Johnson
c. Hixon oldefather

A

c. Moyers

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24
Q

Which dimension changes the least?

a. Width
b. Depth
c. Height

A

a. Width

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25
Most predictive of necrosis in permanent crown fracture a. concomitant luxation injury b. size of pulp exposure c. time of pulp exposure
a. concomitant luxation injury
26
Which is more successful in primary teeth a. DPC b. Pulpotomy c. IPT
c. IPT 90-95% success rate
27
Sturge weber is a malformation of what a. Venous b. Arterial c. Capillary d. Lymphatic
a. Venous
28
Herpes simplex virus can cause a. Erythema multiforme b. Steven Johnson
a. Erythema multiforme
29
Which is a risk factor for adolescent CRA
Previous caries
30
Most common malignancy in first year of life a. rhabdomyosarcoma b. neuroblastoma
b. neuroblastoma - both of these are embryomal cancers, neuroblastoma develops from certain types of very primitive nerve cells in the embryo and is the most common cancer diagnosed during the first year of life
31
what does 1.23% APF do to ceramic veneers a. changes color b. changes surface topography
b. changes surface topography
32
What do you see in DD Type I?
Short roots
33
MTA a. Non-resorbable b. Low compressive strength c. Hydrophobic
a. Non-resorbable
34
Nasomaxillary complex? a. Intramembranous b. Endochondral c. Cartilaginous
a. Intramembranous
35
what is a risk factor for kids developing caries a. stagnant biofilm b. caries
a. stagnant biofilm
36
Which antibiotic along with amoxicillin to treat local aggressive periodontitis
Metronidazole
37
What does amorphous calcium do?
Stabilizes levels of calcium and phosphates
38
What does BPA cause · a. Estrogen activity b. Neurotoxicity c. Growth retardation
a. Estrogen activity
39
What is common sequela of extrusion?
PCO
40
Most common cause of cardiac arrest in a child a. anaphylaxis b. airway obstruction / asphyxia c. chest trauma d. drug overdose
b. airway obstruction / asphyxia (insufficient oxygen)
41
``` Sucking thumb - what is the most important for causing malocclusion in early dentition? a. Age of cessation b. Intensity c. Which digit d. Pacifier ```
a. Age of cessation
42
Which NSAID inhibits anti-platelet function of aspirin a. ibuprofen b. naproxen c. tomelin d. ketorolac
b. naproxen
43
Floating teeth expansile lesion of maxillary anterior
Neuroectodermal tumor of infancy Melanotic neuroectodermal tumor of infancy - rare, aggressive tumor of neural crest origin - site: anterior maxilla - s/s: rapidly expanding, destructive bony lesion; surface may be blue in color - lab: increase urinary levels of vaillymadelic acid - x-ray: Ill-defined radiolucency; displaced toothbuds; floating appearance - tx : wide excision - prognosis: 20% recur; rare metastasis mimics malignant disease, central hemangioma
44
Whats the current BLS
Chest compression, airway, breathing (CAB)
45
Joint crepitus? a. Disc derangement b. Osteoarthitis
b. Osteoarthitis
46
Premature loss of primary of primary teeth a. Histiocytosis b. Down syndrome c. Carpenter
a. Histiocytosis
47
Initial hemostasis a. Activation of platelet b. Factor Vlll activation c. Fibrin activation d. Thrombin activation
a. Activation of platelet
48
What medication causes bruxism and xerostomia? a. Clonidine b. Methylphenidate c. Adderall
a. Clonidine (anti-hypertensive) b. Methylphenidate (stimulant for ADHD) c. Adderall
49
moderate risk factor for CRA a. special needs b. other choices don't remember
a. special needs
50
Most fluoride in infant formula a. Milk derived powder b. Milk derived liquid c. Soy derived powder d. Soy derived liquid
d. Soy derived liquid
51
In child abuse, what percent of injuries to the head and neck can the dentist can identity?
50%
52
Receptive mildstone for 1-2yo a. follows 2-word request b. points to pics in a book when named
b. points to pics in a book when named 1-2yo: understand simple questions. Points to pics in a book when named. Can ask 1-2 word questions. Can put 2 words together. 2-3 yo: can follow two-word request
53
How does maxilla make room for perm 1st molar?
Apposition
54
Least sensitive to radiation? a. Muscle tissue b. , Reproductive c. Intestinal mucosa d. Bone marrow
a. Muscle tissue
55
Important consideration for closing a diastema?
Permanent maxillary canine
56
What was the first sign of LA overdose
Dizziness
57
Most common sequela of permanent central intrusion a. Pulpal necrosis b. Calcific metamorphosis c. External resorption d. Ankylosis
a. Pulpal necrosis
58
TPA (trans-palatal arch) do? a. Actively maintains mesial-distal b. Other answers don't remember
a. Actively maintains mesial-distal
59
What is associated with diabetes mellitus a. Down b. Turner c. klinefelter syndrome d. Prader willis e. Williams-couldn't find anything on these ones f. Ruben something?
Down, Turner, Prader Willi all are associated with DM. Down syndrome usually DM type 1. Diabetes insipidus: intense thirst, despite the drinking of fluids (polydipsia), and the excretion of large amounts of urine (polyuria). In most cases, it's the result of your body not properly producing, storing or releasing a key hormone, ADH
60
What acid do you use for enamel microabrasion? a. HCL b. 10% Carbamide c. 37% Phosphoric acid d. 30% Hydrogen Peroxide
a. HCL - 18% HCL plus pumi
61
For anaphylactic shock what are the cells a. basophils and mast cells b. eosinophils and lymphocytes c. reticulocytes and undiff neutrophils
a. basophils and mast cells
62
Varicella zoster is associated with
Chicken pox
63
Hemoglobin for a child
12-18g/dl is normal for healthy child. 5-9g/dl is normal for child with SCA Function: measures oxygen carrying capacity of blood
64
Which infection technique is used in non critical situation with visible blood?
Intermediate level infection
65
Indication for IPT
Provoked pain | Intact lamina dura
66
Distal step goes into Class II what %? a. 66 b. 100
b. 100
67
ANUG bacteria along with spirochetes
P. Intermedia
68
MTA does what to pulp a. Mineralization b. Sterilization c. Hemostasis
a. Mineralization/bacteriostatic agents* "obturator" i. Has alkaline pH, slow release of Ca ions, induces pulp cell proliferation, cytokine release, hard tissue formation (reparative dentin), and interface with dentin that resembles hydroxyapatite
69
When does fluorosis happen a. calcification b. apposition
a. calcification
70
Spontaneously erupting mesiodens a. 25% b. 50% c. 75%
a. 25%
71
Which has delayed loss of primary teeth and delayed eruption of permanent teeth a. Apert b. Crouzon
a. Apert Remember, Apert and Crouzon are very similar. But, Apert shows more clinical manifestations (more severe)
72
Which determines the onset of LA? a. pKa b. Protein binding
a. pKa
73
8 year old has mandibular incisor crowding - what is normative?
2 mm
74
What does INR measure
PT (extrinsic pathway) i. The prothrombin time (PT) - along with its derived measures of prothrombin ratio (PR) and international normalized ratio (INR) - are assays evaluating the extrinsic pathway of coagulation. This test is also called "ProTime INR" and PT/INR". They are used to determine the clotting tendency of blood, in the measure of warfarin dosage, liver damage, and vitamin K status. PT measures factors I (fibrinogen), II (prothrombin), V, VII, and X. ii. In the absence of anticoagulation therapy, ideal is 0.8-1.2 iii. Target range for patient on warfarin is 2-3 (may be in 2.5-3.5 range if on intense anticoagulatns)
75
``` Local aggressive periodontitis with not so much bone loss than expected what is immunoglobulin present? a. IgG b. lgA c. IgM d. lgE ```
a. IgG
76
At what stage can child do basic logic: a. Pre-operational b. Sensimotor c. Concrete-operational d. Formal-operational
c. Concrete-operational
77
Which fusion causes clefting
Medial nasal and maxillary process
78
Most simple febrile seizure a. gen tonic clonic b. myoclonic c. atypical absence
a. gen tonic clonic - generalized tonic clonic seizures (GTCS) are by far the most common seizure type (80%). Tonic (13%), atonic (3%), and unilateral or focal onset tonic clonic seizures (4%) may occur in the remaining 20%. ON rare occasions, seizures consist of staring accompanied by stiffness or floppiness, rhythmic jerking movements without prior stiffening, focal stiffness or jerking only. Myoclonic jerks or absences are not part of febrile seizures. Repetitive seizures in the same febrile illness occur in 16%.
79
What's recommended for a PRR a. unfilled resin b. highly filled resin c. glass ionomer cement
a. unfilled resin
80
Which is determinant of direction of growth a. FMA b. SNA c. SNB d. ANB
a. FMA
81
BMI for overweight
>85% - overweight is defined as a BMI at or above the 85th percentile and below the 95th percentile for children and teens of the same age and sex. Obesity is defined as a BMI at or above the 95th percentile for children and teens of the same age and sex.
82
Which bacteria is in chronic odontogenic abscess a. anaerobic staph b. anaerobic strep c. anaerobic strep
b. anaerobic strep
83
How many grams of xylitol?
4-8g
84
Most common CP
Spastic = stiff
85
Earliest milestones for a child a. kick a ball b. turn a knob c. jump on one foot d. ride tricycle
a. kick a ball - 18mos b. turn a knob - 2yo c. jump on one foot - 50% of 3yos can balance on one foot, 90% of 4yos can hop d. ride tricycle - 3yo
86
Pacifier habit in infants? a. Decrease occurrence of otitis media b. Decrease SIDS
b. Decrease SIDS increase occurrence of otitis media
87
CHX mechanism
a. Disrupts bacterial cell wall
88
Which is true about retention of primary vs. permanent sealants a. Significantly less b. Similar c. Slightly greater d. Unpredictable
b. Similar - Duggal et al. did not find difference
89
If pt has complete cleft lip and palate
missing mid palatal suture
90
What is most common fracture in children? a. Body b. Angle c. Symphysis d. Condyle
d. Condyle
91
If dirty wound when do you need to get a booster for tetanus a. 5 years b. 10 years c. 1 year
a. 5 years* - Usually, booster schedule is 10 years. But with dirty wounds, recommend a Tdap booster if 5 years passed since the last one
92
Best storage medium a. milk b. saliva c. saline d. water
a. milk
93
More likely to occur a. Congenitally missing permanent tooth b. Ectopic eruption of first molar c. Permanent mesiodens d. Impaction of canines
a. Congenitally missing permanent tooth Missing 3rds fairly common
94
How long does it take for permanent tooth to come into full occlusion? a. 1 years b. 3 years c. 4 years d. 5 years
d. 5 years*
95
What is active surveillance for high risk a. more frequent exams and x-rays b. restore incipient lesions and monitor new c. parent doing oral hygiene d. monitor lesion progression and ....
d. monitor lesion progression and .... AAPD - Careful monitoring of caries progression and prevention program
96
What acid do you use for enamel microabrasion? a. HCL b. 10% Carbamide c. 37% Phosphoric acid d. 30% Hydrogen Peroxide
a. HCL - 18% HCL plus pumice
97
moderate risk factor for CRA a. special needs b. other choices don't remember
a. special needs CRA = Caries Risk Assessment Moderate Risk according AAPD Guideline Another Moderate risk factor is recent immigrant
98
Don't use protective stabilization on a child that is:
Cooperative and conscious
99
Which rescuer inhaler do you give a. beta 2 agonist b. beta 2 antagonist c. inhales corticosteroid
a. beta 2 agonist - cause smooth muscle relaxation
100
``` Autotransplantation for avulsed perm maxillary central incisor root development? a. <1/3 b. 1/3 to greater than or equal to 1/2 c. >3/4 ```
b. 1/3 to greater than or equal to 1/2
101
Minimum apex open for revascularization
1mm
102
N2O in first 3-5mins of administration a. dissolves in serum b. attaches to erythrocytes c. attaches to hemoglobin d. dissolves in CSF
a. dissolves in serum - is transported in blood as free gas; it does not combine with hemoglobin, and it does not undergo biotransformation, has rapid uptake, absorbed quickly from alveoli held in simple solution in serum
103
What is responsible for fruity breath of Diabetics?
Acetone
104
when can you place implant in a child a. ectodermal dysplasia b. cleft lip and palate c. pt intolerable to removable prosthesis
c. pt intolerable to removable prosthesis
105
Max fluoride prescription
120mg
106
ADHD meds
methylphenidate - sold under the trade names ritalin among others, is a CNS stimulant of the phenethylamine and piperidine classes that is used in the treatment of ADHD and narcolepsy
107
soft tissue x-rays to find fragment
1/4 radiation exposure
108
Irreversible pulpitis hallmark
Spontaneous pain
109
When do you remove mesiodens?
Permanent incisors 2/3 developed BUT they want specifics like less/greater than - for unerupted mesiodens, wait for extraction until adjacent permanent teeth root developed 2/3rd
110
Which inhibits infused factor with antibodies a. mild hemophilia A b. mild hemophilia B c. severe hemophilia A (deficiency in FVIII) 8 d. severe hemophilia B
c. severe hemophilia A (deficiency in FVIII) 8 - inhibitor formation, occurring in up to 36% of patients with severe HA, 1, 2 is currently one of the most significant complications affecting patients with HA
111
Which mallampati class when you can see fauces, soft palate and uvula a. class I b. class II c. class III
b. class II
112
Synthesizing results by combining studies?
Meta Analysis
113
When is BPA most exposure
a. Immediately after placement of resin
114
What decreases the minimum alveolar concentration of nitrous oxide a. CNS stimulants b. Narcotics c. Fever d. Young age
b. Narcotics MAC decreases = more potent volatile med Minimum concentration to stay in alveoli
115
a lot of use of amoxicillin in infants can cause a. enamel hypomineralization b. other choices don't remember
a. enamel hypomineralization
116
% of tobacco use in adolescent
20%
117
Which has regular borders ...
a. Traumatic bone cyst
118
Whats given to a baby before they leave hospital a. Hep B vaccine b. Rotovirus
a. Hep B vaccine
119
If strictly vegetarian what vitamin are you missing out on a. B12 b. K c. A d. D
a. B12
120
Most commonly seen in anorexia a. Trismus b. Glossitis c. Hypersalivation
b. Glossitis
121
NPO guidelines for clear liquids
2hrs
122
After neonatal, if infant presents with this its evident of sexual contact? a. Herpes A b. Herpes B c. Chlamydia trachomatis d. Human papillomavirus
d. Human papillomavirus
123
What fraction of ectopically erupting molars self correct
2/3
124
Which is related to vitamin D rickets a. Short roots b. Delayed eruption c. Dentinogenesis imperfecta d. Obliterated pulps
b. Delayed eruption This can be confusing. Rickets causes Premature primary teeth exfoliation. This leads to Delayed Perm teeth eruption Short roots = Dentin Dysplasia type I Obliterated Pulps = DI type 2 or DD type I
125
Functional crossbite occurs bc of a. Occlusal interference b. Tongue thrust
a. Occlusal interference
126
Which agent is bronchodilator / CNS depressant / anxiolytic
Hydroxyzine (anti-histamine)
127
Ora Verse works by:
Vasodilation
128
which suture causes most inflammation a. silk b. nylon c. polyester d. polyethyele
a. silk
129
when do you place implant in mandibular anterior region a. 7 b. 10 c. 13 d. skeletal maturity
d. skeletal maturity
130
Premature loss of mandibular second primary molar what does perm 1st molar do? a. Mesial lingual tipping b. Mesial buccal tipping
a. Mesial lingual tipping
131
NaOH does what to pulpal stumps a. Hemostasis/coagulant-ferric sulfate, epinephrine, aluminum.chloride b. Fixation-Formocresol c. Sterilization d. Mineralization
d. Mineralization-a(OH)2
132
Complication for obese kids under GA a. aspiration during induction b. mainstem bronchus intubation c. post op laryngeal edema
a. aspiration during induction - aspiration pneumonia, due to the back flow of the stomach's contents into the lungs, is a common lung complication among obese people. Higher incidence of intraoperative oxygen desaturation (2% vs. 0.19%) and higher requirements for unexpected overnight hospitalization
133
Postnatally, which goes from cartilaginous to endochrondral ossification?
Spheno-occipital synchondrosus
134
Which mallampati class when you can see fauces, soft palate and uvula a. class I b. class II c. class III
b. class II Mallampati classification - size of airway - class I - visualization of soft palate, fauces, uvula, anterior and posterior pillars - class II - visualization of soft palate, fauces and uvula - class III - visualization of soft palate and base of uvuala - class IV - soft palate not visible
135
What do you put on a permanent partially erupted molar a. RMGI b. Glass ionomer sealant c. Resin sealant
a. RMGI
136
Which primary tooth has worst space loss? a. Mandibular 1st · b. Mandibular 2nd c. Maxillary 1st d. Maxillary 2nd
d. Maxillary 2nd
137
BPA comes from what part of composite a. bisGMA b. TEGDMA c. bisDMA
a. bisGMA
138
What happens with electrical burn to commisure of lip a. pain b. hemorrhage c. edema
b. hemorrhage i. spontaneous for first 3 weeks C. edema that may last a week i. eventually necrotic tissue ( eschar) will slough off in 3 weeks
139
Which has delayed loss of primary teeth
Cleidocranial dysplasia
140
Calcification of permanent max lateral
10-12mos - whereas it is 3-4mos for the mandibular lateral and around 2yo for the premolars - which explains my patient who had radiation therapy at 2yo and is missing her premolars
141
What doesn't work with visibly dirty hands? a. Alcohol b. Cleaning gel c. Plain soap
a. Alcohol
142
Waterlines in dental units (CFU/mL)? (Infection Control) a. 300 b. 400 c. 500
c. 500
143
Primary dentition non "spaced what is prediction for crowding in permanent?
60%
144
Which one needs AB prophylaxis a. peritoneal dialysis b. VP shunt c. pulmonary stenosis d. prosthetic cardiac valve
d. prosthetic cardiac valve
145
Amphetamine causes?
Insomnia
146
Moderate sedation?
Purposefully responds to tactile stimulation
147
Titrate?
Inhalation, oral, nasal, subcutaneous
148
non-social reinforcement?
token/toy
149
SLOB?
same lingual opposite buccal
150
what can a kid do first?
kick a ball
151
fluoride rinse
low concentration, high frequency
152
primary objective of IPT
leave affected dentin; change caries environment **(we also had something similar, but want to leave affected dentin)
153
height of interproximal crest should be _ below CEJ?
1-2mm
154
completed pulpectomy: when does pathology radiographically resolve?
3mo? 6mo?
155
most impt for Cvek pulpotomy?
formation of blood clot; tightly sealed margins*
156
when do you start ortho after severe trauma to periodontium?
3 mo, 6 mo*, 12 mo
157
most common oral complication of HSCT?
mucositis*; xerostomia; gingival bleeding; opportunistic infx (2015, too)
158
which class of malocclusion needs a mouthguard?
class III
159
whitening agent in dentin (2015, too)
humectant; abrasive
160
drug induced gingival enlargement?
cyclosporine
161
most allergic rxns to?
chromium; nickel
162
fluoride replaces what?
hydroxyl
163
Koplik's spots in? (2015, too)
Rubeola
164
4 yo w/ pulpotomy, what is best restorative material? (2015; too)
amalgam, SSC*, CR, GI
165
most likely ortho materia lto distort cranial MRI?
stainless steel; titanium; other options
166
most commonly used active ingredient in dentist dispensed bleaching?
carbamide peroxide
167
child is whining & crying w/o tears or sobbing?
compensatory*; obstinate; pain; frightened
168
overlapping canine more than 50%, if ext primary canines, what% will correct? (2015, too)
48; 64*; 80
169
mini-implant screws - problem with cortical bone stress?
length of screw; angle of insertion; 2 other options
170
difference between Diabetes Type 1 & 2?
weight gain?; frequent urination; increase appetite
171
most common TMJ symptoms seen in adolescents?
clicking*; locking; luxation; limited opening

peds dent boards (3 decks)

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