Paramedic Field Guide

Central Nervous System

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Chapter 1

Objectives

Learning goals & glossary

Learning Objectives

1

Locate and describe the functions of the components of the CNS (spinal cord and major parts of the brain).

2

Locate and briefly describe the protective/nutritive aspects of the CNS: Skull, Meninges, Vertebrae, CSF, and Circulation.

3

Briefly describe the somatic and autonomic nervous systems.

4

Briefly describe the neuron and the mechanism by which impulse transmission occurs.

5

Identify and locate the common neurotransmitters.

6

State and differentiate between the two major types of pain.

7

Identify the components of the nervous system responsible for consciousness and coma.

8

Identify the components of the accepted brain function assessment tool (GCS).

9

Define and briefly describe reflex action, identifying the reflexes tested prehospitally.

10

Identify the most vulnerable areas of the CNS in terms of illness and injury.

11

Describe and explain the mechanics of increased intracranial pressure.

12

Describe the pathology associated with seizures, TIAs, CVAs, intracranial bleeds, head injury, and spinal cord injury.

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