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20 kwi 2023 · Separating the surfaces of the heart are its borders. There are four main borders of the heart: Right border – Right atrium. Inferior border – Left ventricle and right ventricle. Left border – Left ventricle (and some of the left atrium) Superior border – Right and left atrium and the great vessels. Fig 1.
- Ventricles
In the anatomical position, the right atrium forms the right...
- Heart
The Surfaces and Borders of the Heart.
- Ventricles
3 sie 2023 · The main reference points used for the surface projections of the heart are the borders of the sternum and costal cartilages, the clavicle and intercostal spaces. The latter favour sound transmission, facilitating clinical maneuvers such as percussion, auscultation and palpation to pinpoint the cardiac location.
3 lis 2023 · Key facts about the heart. Borders. Superior (atria, auricles), inferior (right and left ventricles), left (left auricle, left ventricle), right (right atrium) borders. Surfaces. Sternocostal (right ventricle), diaphragmatic (mostly right ventricle, portion of left ventricle), pulmonary (cardiac impression) surfaces.
The Surfaces and Borders of the Heart.
11 sty 2021 · The sharp angle formed mainly by the right ventricle and occupying the lower heart border is the acute margin of the heart. The rounded obtuse margin of the heart is formed mainly by the left ventricle to the left of the sternocostal surface.
More simply, the line interconnects the left ends of the superior and inferior borders of the heart. The superior border of the heart is a line that goes over the roots of the aorta and pulmonary trunk and a small portion of the left and right auricle.
19 kwi 2023 · In the anatomical position, the right atrium forms the right border of the heart. Extending from the antero-medial portion of the chamber is the right auricle (right atrial appendage) – a muscular pouch that acts to increase the capacity of the atrium.
