Paramedic Field Guide

Cardiac Review

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Chapter 1

Objectives

Learning goals & glossary

Learning Objectives

1

Discuss features of cardiac muscle and relate to its function.

2

Discuss electrophysiology of cardiac muscle vs. other tissue.

3

Describe conductive pathways and impulse conduction.

4

Define cardiac output and factors affecting its control.

5

Describe structure and function of arteries and veins.

6

Discuss the role of the autonomic nervous system in cardiovascular control.

7

Discuss factors affecting blood pressure control.

8

Discuss effects of exercise on the cardiovascular system.

9

Relate all objectives to common clinical situations.

CPR Refresher

Compression : Ventilation

30:2

Regardless of officer numbers

Rate100–120 /min
Depth≥ 5 cm
Hand placement2 hands — lower sternum
CPR if pulse< 40 BPM
Advanced airway6–10 breaths/min (continuous compressions)

ALS Medications

Epinephrine1 mg IV/IO q3–5 min
Amiodarone300 mg IV/IO (refractory VF/VT)
Lidocaine1–1.5 mg/kg IV/IO (alt)
Magnesium1–2 g IV (torsades)
Sodium Bicarb1 mEq/kg IV (hyperK/TCA)
Peds GuideALS PCS v5.4
kg

Enter patient weight (0.5 – 149 kg)

Enter patient weight to calculate doses