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ua Flashcards

1
Q

what do u give for arsenic poisoning (garlic breath)

A

DIMERCAPROL/succimer

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2
Q

what cells are effected first in radiation exposure

A

rapidly dividing cells (GI, HAIR, NAILS, BM)

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3
Q

what’s the primary goal in treating acute aortic dissection

A

to reduce aortic wall shear by minimizing aortic BP(dP/dt)

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4
Q

what drug can u use for aortic dissection

A

b-blkr/Esmolol decrease LV contaction VELOCITY & HR to reduce dP/dt

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5
Q

how do you determine acute interstitial nephritis due to drugs(ampicilin)

A

rash/eosinophils. Involves renal INTERSTITIUM I& IV hypersensitivity

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6
Q

Renal metabolism of what AA is important for maximizing acid secretion

A

GLUTAMINE

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7
Q

Acidosis stimulate what in the kidneys

A

renal ammoniagenesis(renal tubular cells uses glutamine–glutamate to cause NH4 to be secreted in urine.

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8
Q

what nerve passes by the eso hiatus/when can it be effected/

A

VAGUS/during eso hiatal hernia repair/ effects delayed gastric emptying & hypochlorhydria

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9
Q

damage below the red nucleus(PONS)/red nucleus show what type of posturing

A

DECEREBRATE(extensor) posturing

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10
Q

damage ABOVE the red nucleus(PONS)/red nucleus show what type of posturing

A

deCORticate(flexor) problem @ cerebral hem, internal capsule

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11
Q

what’s Romana sign/what is it specific 4?

A

Unilateral Periorbital swelling. Chagas(kissing bug/ stains w/Giemsa dye

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12
Q

what drug is used to prevent complications of chagas diz

A

Benznidazole/nifurtimox (dialated cardio,megaeso, megacolon

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13
Q

what bacteria MC causes pyogenic liver abscess in ADULTS/ what’s responsible for the green color

A

E.coli, Klebsiella/neutrophils(myeloperoxidase)

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14
Q

what bacteria is the MC liver abscess in kids

A

staph aureus

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15
Q

what is esotropia

A

inward deviation of lft eye

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16
Q

what CN cause estropia

A

CN VI

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17
Q

what’s the MC nerve effected in fracture of the spenoid bone

A

CN VI

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18
Q

what leads will you see ST elevations in acute INFERIOR MI

A

II, III, aVf

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19
Q

what art will u find below L2(renal art) & what does it supply

A

ovarian/testicular art. supplies ovaries(passes thru infundibulopevic lig)

20
Q

what heart problems do williams syndrome(7) hv

A

SUPRAVALVULAR AORTIC STENOSIS

21
Q

what structural gene encodes gp41(fusion) Gp120(attachment)

A

env

22
Q

pol gene encodes for what

A

Reverse transcriptase(convert viral RNA to DNA)

23
Q

whorled pattern of cells are found in what tumor

A

Meningiomma(psammoma bodies) mostly Females cuz estrogen

24
Q

what CNS tumor has fried egg appearance

A

oligodendricyte(frontal lobe)

25
Q

what’s MC CNS tumor in kids

A

Pilocytic Astrocytoma(cerebellum below tentorium)

26
Q

what tumor do you find rosenthal fibers

A

Pilocytic astrocytoma

27
Q

what CNS tumor is ass w/ sml blue cells hormer-wright rosette

A

Medulloblastoma(neuro ectoderm)

28
Q

SE/MOA AMLODIPINE

A

Ca+ blkr(NON) Edema, dizziness, flushing, gingival hyperplasia

29
Q

MEN 2A

A

pheo, primary hyperparathyroidism(PTH), Medullary Thyroid carcinoma

30
Q

bacteria w/no cell wall

A

ureaPLASMA, mycoPLASMA

31
Q

which enzyme is deficient in CAH that causes precocious puberty

A

21B-hydroxylase

32
Q

what’s the BP for late onset(6yr old) CAH

A

NORMAL w/precocious puberty

33
Q

what causes the increase in HR as far as Ca+ goes

A

u nd a rapid cycling of Ca+, & COORDINATED(T-TUBULES) excitiation contraction coupling of myocytes.

34
Q

where is Ca+ stored

A

SR

35
Q

what are foam cells

A

macro filled w/lipids found in atherosclerosis/Niemen-pick

36
Q

what type of hypersensitivity is myasthenia, graves, pemphigus vulgaris

A

II

37
Q

what causes the pruitic, brown rash in people wchronic venous diz(varicose veins, standing for a long X etc)

A

HEMOSIDERIN(storage of Fe+ by macro from RBC breakdown)

38
Q

diff btwn serum sickness vs an allergic RXN to a drug

A

serum sickness(Type III) accours days VS drug RXN occurs mins to hrs (tye1)

39
Q

how do we repair DNA

A

thru base excision repair(Base specific glycosylase, AP endonuclease, AP lyase, DNA polymerase-B Ligase (BAADL)

40
Q

what is spared in Syringomyelia(C8-T1)

A

dorsal column(fine touch/perception

41
Q

where will you hv lost of pain in temp in syringo

A

upper extremities but motor LOWER extremeties

42
Q

describe ash leaf spots/ass w/?

A

HYPOpigmentation, Tuberous sclerosis

43
Q

what are the deficit in Ant. cord syndrome/what art.

A

ANT. SPINAL ART. everything except dorsal column

44
Q

doc for bipolar w/kidney problems

A

VALPROATE

45
Q

DOC for bipolar w/OUT kidney problems

A

Lithium

46
Q

NF22 is ass w/ what tumors

A

schwannoma, VIII MENINGIOMA

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