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9	Basic Rhythm Disturbances Bradycardia is a heart rate of less than 60 beats per minute Tachycardia is a heart rate of more than 100 beats per minute Asystole (flat line) occurs in the absence of any electrical activity in the heart Ventricular fibrillation is chaotic electrical activity in the heart
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26	Causes of Cardiovascular Compromise - Aneurysms
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42	Indications for NTG Signs and symptoms of cardiac chest pain Patient has physician-prescribed NTG spray or sublingual tablets EMT-B has done a full exam and pt meets the requirements of the chest pain protocol At the direction of Medical Control
43	Contraindications of NTG Patient has systolic blood pressure less than 100 mm Hg; or Patient has head injury or is not mentally alert Patient has already taken maximum prescribed dosage Patient age less than 30 years Maximum dose taken in the past hour
44	NTG Mechanisms of Action Relaxes vascular smooth muscle to increase coronary blood flow Decreases blood return to heart, thus lessens heart’s workload Decreases the damage to the heart, by decreasing the load on the heart
45	NTG Side Effects Lowers blood pressure Headache Pulse rate may drop Burning sensation on or under tongue
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54	ASPIRIN
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56	CONTRAINDICATIONS
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