Free EMT Prep · Module 2 of 6

Medical Terminology Foundations

Learn common word parts, directional language, and a practical method for decoding unfamiliar terms.

Foundation only

This module prepares you to enter an approved EMT course. It does not provide certification, course credit, local protocols, or authorization to perform EMS skills.

2

Learn the building blocks of medical terminology

Focus on decoding unfamiliar words instead of memorizing long lists without context.

PrefixAppears at the beginning and often describes amount, speed, location, or condition.
RootProvides the central meaning, often a body part or system.
SuffixAppears at the end and often describes a condition, process, or procedure.
Word partMeaningExample
brady-slowbradycardia
tachy-fasttachypnea
hypo-below or lowhypoglycemia
hyper-above or highhypertension
cardi/oheartcardiovascular
neur/onerve or nervous systemneurologic
-pneabreathingdyspnea
-emiablood conditionhypoxemia

Directional language to recognize

Anterior / posteriorSuperior / inferiorMedial / lateralProximal / distalRight / leftBilateral

Five-question terminology warm-up

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Open MedWord