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pathophysiology

The study of how normal body functions change when disease or injury is present.

path-oh-fiz-ee-OL-uh-jee noun

Word parts

path/o diseasephysi/o nature, the body-logy study of

What it means

The science of what goes wrong inside the body in a disease, and why that causes the signs and symptoms a person has. For example, the pathophysiology of heart failurehart FAYL-yerA long-term condition in which the heart cannot pump enough blood to meet the body's needs.Full entry explains how a weak heart leads to fluid backing up into the lungs and legs. Knowing it helps nurses predict complications and understand why treatments work.

At a glance

Spanishfisiopatología
Also writtenpathophysiologic, pathophysiological

Related terms

-logy

A word ending that means the study of something.

anatomy

The study of the structure of the body and its parts.

physiologic

Relating to the normal working of the body.

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