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ABOMS > 2021 Questions > Flashcards

2021 Questions Flashcards

1
Q

P in primary HPTH

A

low phosphate, high calcium

opposite in secondary

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2
Q

What is protein C?

A

strong physiologic anticoagulant

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3
Q

What causes TRALI?

A

leukocyte antibodies in plasma

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4
Q

WPW treatment

A

procainamide

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5
Q

What is methemoglobinemia and what does it do to HgB?

A

oxidized Fe and causes left shift

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6
Q

Why do gases work faster for peds patient?

A

Higher alveolar ventilation

lower FRC

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7
Q

Ketamine IM dose

A

4mg/kg

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8
Q

What drug counteracts HTN meds?

A

ibuprofen

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9
Q

Dantrolene dose and max dose

A

2.5 and 10

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10
Q

What does lateral pharyngeal space abscess present as?

A

horners: miosis, ptosis, anhidrosis

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11
Q

Acute hepatotoxicity with APAP and what other drug?

A

statin

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12
Q

What does substance P do and what is it?

A

vasodilator, neuropeptide

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13
Q

Adenosine MOA

A

purine that blocks AV node by inhibiting adenylyl cyclase

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14
Q

When do elastic recoil of chest and lung equal?

A

FRC

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15
Q

What is volume of distribution dependent on?

A

lipid solubility

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16
Q

What determines onset of marcaine?

A

dissociation constant

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17
Q

What do halogenated anesthetics do to the lung?

A

bronchodilator

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18
Q

What tooth fx is most common?

A

Ellis III

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19
Q

NF angle

A

36-40

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20
Q

Nasal projection in Goode ratio

A

0.55-0.60

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21
Q

Type III nec fasc

A

clostridium

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22
Q

Bite wound closure and irrigation

A

high pressure at least 7 psi

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23
Q

What class increases risk of rebleed in hyphema?

A

3/4

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24
Q

By what mechanism does osteochondroma tumor grow?

A

lichtenstein: metaplastic changes in periosteum lead to osteoblastic and chondroblastic changes

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25
Q

What syndrome does Kleeblattschadel (clover leaf) present in and how does it present?

A

Pfeiffer type 2, hydrocephalus

26
Q

Tip of nose intervention

A

external branch of anterior ethmoid

27
Q

What marker is present in TMJ osteoarthritis?

A

IL-1B, MMP3

28
Q

What does lichen planus histology present as?

A

t-cell mediated sub-basilar split with lymphocytes

29
Q

Where do neurofibromas present and how do they stain?

A

peripheral nerves, s100

30
Q

Safe pathologic and clinical margin for SCC

A

5mm and 1-1.5cm

31
Q

Cisplatin MOA

A

interferes with DNA crosslinking

32
Q

What is the difference between polylactic acid vs collagen membrane?

A

immune reaction is seen with PLA

33
Q

Muscle pull in horizontal and vertically unfavorable man fx

A

masseter in horizontal

M pterygoid in vertical

34
Q

When is adjuvant chemo indicated in SCC?

A

extracapsular spread +/- positive margins

35
Q

Oral SCC location with highest cervical mets rate

A

FOM

36
Q

Which has worst predictability for soft tissue graft around implant?

A

alloderm

37
Q

Superior lateral pterygoid insertion

A

medial disc and capsule

38
Q

What is Treacher Collins a disruption on?

A

1st and 2nd branchial arches

39
Q

What type of lever is the mandible?

A

class III

40
Q

What is sign of condylar parafunction?

A

collagen

41
Q

Tx for osteosarcoma with positive margin

A

interarterial chemo

42
Q

How to distinguish GB from periodic familial paralysis

A

GB- hyponatremic

PFP- hyper/hypokalemic

43
Q

Cardiac complication of OSA

A

stroke, CHF

44
Q

What happens if TAD hits dentin

A

external root resorption

45
Q

Peridex decreases PNA by how much?

A

60%

46
Q

What week do palatal arches fuse at?

A

6-10 weeks

47
Q

Embryonic origin of junctional epithelium

A

reduced enamel epithelium

48
Q

What does immediate provisionalization preserve?

A

marginal soft tissue and crestal bone

49
Q

Anticoagulation for peds and flaps

A

dextran

50
Q

Apfel risk factors for nausea

A

female, non smoker, h/p PONV, post op opioids

51
Q

What does sintering of xenograft do?

A

slows resorption

52
Q

cetuximab MOA

A

binds to EGF to inhibit tyrosine kinase

53
Q

what does chondrosarcoma stain as?

A

cdk4

54
Q

cancer stages

A

T1-S2
T2-S2
T3/N1 (0-3)-S3
T4/N2 (3-6 or multiple)-S4a

55
Q

least likely of IV meds to cause QT prolongation

A

midazolam

56
Q

Wilkes clinical

A 
1-painless clicking
2-intermittent locking
3-limited opening
4-chronic pain
5-crepitus
57
Q

Wilkes radiographic

A 
1-early reduction
2-late reduction
3-non reducing disc
4-osseous changes
5-perforation
58
Q

what lab does metabolic syndrome present with?

A

low HDL

59
Q

Pt with ASA allergy, what can’t you give them?

A

dicoflenac

60
Q

Pradaxa MOA

A

direct thombin inhibitor

61
Q

How is articaine metabolized?

A

plasma esterase

ABOMS (2 decks)

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