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dr taher classes HK > cvs 1 > Flashcards

cvs 1 Flashcards

1
Q

right dominant PDA arises from

A

RCA

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2
Q

left dominant PDA arises from

A

LCX

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3
Q

coronary flow peaks in

A

early diastole

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4
Q

supply of SA node

A

RCA

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5
Q

supply of AV node

A

PDA (depends on dominance)

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6
Q

most dangerous MI

A

INFERIOR wall MI

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7
Q

compensatory mechanism of HF

A

tachycardia

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8
Q

decrease mortality drugs

A 
SARB
Spirinilactone
ACE
RRB
BETA
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9
Q

stages of diastolic filling

A

Passive (70%)

Active (30%)

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10
Q

S3 heard in

A

passive

due to overloading /pregnancy/ iv fluid

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11
Q

s4

A

active filling

late diastolic

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12
Q

pathology of s4

A

HTN
HOCM
AS

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13
Q

watershed area heart

A

subendicardial

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14
Q

brain

A

AM (aca mca)

PM (mca pca )

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15
Q

liver

A

zone III

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16
Q

colon

A

splenic flexure

rectosigmoid

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17
Q

kidney

A

medullary of PCT — has max atp pumps

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18
Q

sarcomeres in series

A

eccentric

volume overload

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19
Q

severity of MS depends on

A

opening snap time

short interval means severe stenosis

20
Q

sarcomeres in parallel

A

concentric

due to increase afterload

21
Q

ortner syndrome

A

LA enlargment

left recurrent laryngeal nerve of vagus —- hoarsness

22
Q

normal PCWP

A

8-12 mmhg

23
Q

plop sound in

A

tumor c. myxoma

24
Q

increased PCWP

A

MS
MR
myxoma

25
Q

virchows triad

A

hypercoag
stasis
injury to endothelium

26
Q

a wave

A

atrial contraction S4

27
Q

c wave

A

bulging of tricuspid valve into atrium

28
Q

x descent

A

ejection

29
Q

v

A

venous return against close TV

30
Q

y dscent

A

early filling S3

31
Q

prominent y

A

constrictive pericarditis

32
Q

absent y

A

cardiac tamponade

33
Q

absent a wave

A

a fib

34
Q

cavo tricuspid

A

role in a flutter
between IVC and tricuspid
ablation done here

35
Q

PANTT

A 
PGI2 ---- # PLT agg
ATIII
NO
TpA
Thrombmodulin
36
Q

PGI2 analog

A

epoprostenol

pulm HTN
can also use iloprost

37
Q

iloprost SE

A

jaw painflushing

38
Q

PTN DOC

A

bosentan

endothelin rec antagonist

39
Q

sildenafil moa

A

pde5 #

increase cGMP

40
Q

PGE1 analog

A

alprostadil
smooth muscle relax

mantains PDA
P HTN (vasodilatory effect)
erectyle dys

41
Q

PGE2

A

DInoprostone

cervical ripening / abortion

42
Q

PGF2alpha

A

smooth muscle contraction

carboprost
latanoprost

abortion

43
Q

latanoprost role in glaucoma

A

increases uveosacral outflow

44
Q

increase NO in endothelium

A 
ach 
bradykinin
5HT
ANP
BNP
subs p
45
Q

nitroprusside affect on veins + arteries

A

decrease preload

decrease afterload

dr taher classes HK (24 decks)

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