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1

what do ace inhibitors do

vasodilation and increases renal blood flow

2

when are ace inhibitors indicated

w/in 1st 24 hours after onset of symptoms in STEMI

3

what are nitro indications

viagra, suspected inferior MI, hypotension, bradycardia/tachycardia, pericarditis, tamponade

4

when do you give lidocaine

give for pulseless vt/vf after defib and vasopressor admin

5

what is angina

squeezing or tightening and its chest discomfort that occurs when muscles don't receive enough o2

6

what is myocardial infarction

occurs when blood flow to the heart muscle stops or is suddenly decreased enough to cause cell death

7

when can u not give lidocaine

for ventricular escape rhythms

8

what can u give for unstable 3rd degree hb

epi

9

why does aivr develop

for unstable 3rd hb

10

when is adenosine not given

junctional tachy

11

what does st segment elevation with a smiley mean

benighn

12

what does st segment elevation with a frowny mean

acute injury [attern

13

what does a concave st segment be

pericarditis

14

what does a convex st segment mean

mi in progress

15

when is digitalis not indicated

hypokalemia, hypomagnesemia, hypcalcemia, sinus bradycardia, can cause complete av block

16

when is transcutaneous pacing not indicated

systolic cardiac arrest or atonal rhythms, bradycardia with hypothermia, and flail chest

17

shock narrow regular

50-100j

18

shock narrow irregular

120-200j or 200 monophasic

19

wide regular

100 j

20

wide irregular

defibrillation

21

unstable atrial fibrillation

200 j

22

normal LDH in adults

100-190 u/L

23

LDH 1

heart

24

LDH 2

reticuloendothelial system

25

LDH 3

lungs

26

LDH 4

pancrease

27

LDH 5

liver

28

when does LDH rise, peak, and normalize with mi

rises 24-48 hrs, peaks 2-3 days, normalizes 5-10 days

29

what does creatine kinase reflect

mi within 2 hours of damage

30

what do u give for hypotension

dopamine, norepinephrine, iv bolus of normal saline or lactate ringers

31

when do u not give atropine

mobitz II or 3rd hb