Mod 5: CAD, ACS

Question 1

Left anterior descending

Answer 1

anterior 2/3 intraventricular septum, papillary, ventrivle surface

Question 2

left marginal artery

Answer 2

left ventricle, anterior

Question 3

left circ

Answer 3

lateral and posterior walls of levt ventricle and atrium

Question 4

rca

Answer 4

right atrium, both ventricles(^R)

Question 5

r marginal

Answer 5

anter and posterior r ventricle

Question 6

R posterior descending

Answer 6

posterior 1/3 interventricular septum
both ventricles posteriorly
post, medial papillary muscles

Question 7

Right dominant if posterior descending rises from

L

Answer 7

R coronary artery

L circ

Question 8

most commonly occuded

Answer 8

LAD
Rca
L circ

Question 9

DM= CAD
thickening of ____ d/t
^___ and vProduction of

Answer 9

blood vessel walls d/t inflammation and leukocyte

^thrombosis and vProduction of nitric acid

Question 10

leptin

adiponectin

Answer 10

^leptin= autoimmunity and vEndothelial angiogenesis

vAdiponectin=^CV risk (normally antiflammatory, ^nitric oxide pro`duction, attenuates ROS, v Smooth muscle production

Question 11

CKD

Answer 11

^ calcification , ^G.F./s, dyslipidemia

Question 12

NSAIDS

Answer 12

adverse effects on myocardial mitochondria
^ROS
plt aggregation, block aspirin

Question 13

Prinzmetal angina

Answer 13

cp at rest, at night, d/t vasospasm with or without atherosclerosis

Question 14

Nstemi

Answer 14

subendocardial infarct
st depression T wave inversion
>20 min

Question 15

Stemi

Answer 15

permanent thrombus lodged

Question 16

MI evolution 
decreased production of 
\_\_\_metabolism 
=vContracility
\_\_\_ released=^afterload

Answer 16

vATP production 
anaerobic metabolism 
 K, CA, mag lost=vContractiltiy 
reperfusion injury=cell death
angiotensin 2 released= ^afterload/workload

Question 17

(MI)

catecholamines released by

Answer 17

released by ischemic cells

norepi= vInsulin secretion= hyperglycemia 72hrs

Question 18

myocardial stunning

Answer 18

contractility impaired hours-days d/ electrolyte imbalance and oxygen radicals

Question 19

myocardial remodeling

Answer 19

neurohormonal process, hypertrophy, scarring, vContraction (like w HF)

Question 20

hybernating myocardium

Answer 20

hypoxic tissues adapt until perfusion restored

Question 21

trops

Answer 21

2-4 hrs of pain, 24hr peak, go away 7-10days

Question 22

myocardial injury

Answer 22

st elevation/depression

Question 23

myocardial infarction

Answer 23

q waves >25% of qrs complex height

Question 24

v1-v4

Answer 24

LAD anterior wall

Question 25

v1-v2

Answer 25

LAD anteroseptal

Question 26

v4-v6

Answer 26

LAD anterolateral

Question 27

I, aVL

Answer 27

Lcirc lateral wall

Question 28

2, 3, aVF

Answer 28

RCA inferior wall