Discovering the Position and Anatomy of the Heart: A Comprehensive Guide

Where is the heart located?

Within the mediastinumLies on the diaphragm, posterior to the sternum

The heart is located in the chest cavity, specifically in the mediastinum which is the central portion of the thoracic cavity. It lies between the two lungs and it is positioned slightly towards the left side of the chest. The heart is enclosed by the pericardium, a protective sac that contains a small amount of fluid which reduces friction as the heart beats. It is about the size of a fist and weighs between 250 and 350 grams, slightly varying based on age, sex, and overall body size.

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Discovering the Position and Anatomy of the Heart: A Comprehensive Guide

Where is the heart located?

Within the mediastinumLies on the diaphragm, posterior to the sternum

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