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EMT > 121 Cardiac Ischemia > Flashcards

121 Cardiac Ischemia Flashcards

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1
Q

What are the INDICATIONS for the CARDIAC ISCHEMIA medical directive?

A

Suspected Cardiac Ischemia

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2
Q

What are the CONDITIONS for Nitroglycerin in the CARDIAC ISCHEMIA medical directive?

A

18 years old
Unaltered
HR: 60-159
BP: normotensive
IV / Hx

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3
Q

What are the CONTRAINDICATION for Nitroglycerin in the CARDIAC ISCHEMIA medical directive?

A

Allergy or sensitivity
Phosphodiasterase Inhibitor use
SBP drop by 1/3
12 Lead compatible with RVMI

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4
Q

What is the initial dose Nitroglycerin in the CARDIAC ISCHEMIA medical directive?

A

0.3/ 0.4 mg

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5
Q

How MANY doses are given of Nitroglycerin in the CARDIAC ISCHEMIA medical directive?

A

STEMI 3
Non-Stemi 6

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6
Q

What is the MAX dose for Nitroglycerin in the CARDIAC ISCHEMIA medical directive?

A
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7
Q

What is the interval between doses for Nitroglycerin in the CARDIAC ISCHEMIA medical directive?

A

5 minutes

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8
Q

What is the route of administration for Nitroglycerin in the CARDIAC ISCHEMIA medical directive?

A

SL

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9
Q

What are the CONTRAINDICATIONS for ASA in the CARDIAC ISCHEMIA medical directive?

A

Allergy
If asthmatic, prior use
Current active bleeding
CVA/ TBI in past 24 hours

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10
Q

What are the CONDITIONS for ASA in the CARDIAC ISCHEMIA medical directive?

A

18 years
unaltered
able to chew and swallow

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11
Q

What is the dose ASA in the CARDIAC ISCHEMIA medical directive?

A

160-162mg

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12
Q

How MANY doses are given of ASA in the CARDIAC ISCHEMIA medical directive?

A

1

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13
Q

What is the route of administration for ASA in the CARDIAC ISCHEMIA medical directive?

A

PO

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14
Q

How does Nitroglycerin work?

A

MOI:
relaxes vasculature
causes venodilation and vasodilation
decreases preload and afterload
decreased heart oxygen demand
increases circulation to ischemic tissue

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15
Q

How does ASA work?

A

MOI:
-inhibits COX1 which blocks formation of thromboxane A2
-Decreases prostaglandins
-Inhibit COX2 (inflammation/ pain)

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16
Q

Which leads are the Inferior Leads

A
17
Q

Which leads are the Lateral Leads

A
18
Q

Which Leads are the Septal Leads

A
19
Q

Which Leads are the Anterior Leads

A
20
Q

Which Leads show the LAD

A
21
Q

Which Leads show the LCX

A
22
Q

Which leads show the RCA

A
23
Q

How much ASA is too much

A

Over 1500mg

24
Q

ASA drug class

A

ASA is an NSAID, antipyretic, platelet inhibitor, analgesic

25
Q

Nitro drug class

A

Nitroglycerin is an anti-anginal medication

26
Q

What does thromboxane A2 do?

A

Platellet aggregator/vasocontrictor

27
Q

How does ASA reduce fever

A

Inhibit prostaglandin E1 in the hypothalamus
Causes vasodilation at the skin

28
Q

What does COX 2 do?

A

Cause inflammation and pain

29
Q

What are the CONTRAINDICATIONS for Morphine in the CARDIAC ISCHEMIA medical directive?

A

Allergy
Labour SBP drop by 1/3

30
Q

What are the CONDITIONS for Morphine in the CARDIAC ISCHEMIA medical directive?

A

18 years
unaltered
normotensive
severe pain

31
Q

What is the initial dose Morphine in the CARDIAC ISCHEMIA medical directive?

A

2mg

32
Q

How MANY doses are given of Morphine in the CARDIAC ISCHEMIA medical directive?

A

5

33
Q

What is the MAX dose for Morphine in the CARDIAC ISCHEMIA medical directive?

A

10mg

34
Q

What is the interval between doses for Morphine in the CARDIAC ISCHEMIA medical directive?

A

5 minutes

35
Q

What is the route of administration for Morphine in the CARDIAC ISCHEMIA medical directive?

A

Only IV

36
Q

What class of drug is morphine?

A

opioid

37
Q

How does morphine work?

A

Binds at opioid receptor in CNS
Causes venodilation and decreased preload
Increases pain threshold and alters perception

EMT (34 decks)

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