The cardiac base is positioned at the level of the third costal cartilage. It is separated from the fifth through eight thoracic vertebrae (T5 - T8) by the esophagus, thoracic duct and descending thoracic.
The base of tbe heart (basis cordis), directed upward, backward, and to the right, is separated from the fifth, sixth, seventh, and eighth thoracic vertebræ by the esophagus, aorta, and thoracic duct.
The great veins, the superior and inferior venae cavae, and the great arteries, the aorta and pulmonary trunk, are attached to the superior surface of the heart, called the base.
The base of the heart is located at the level of the third costal cartilage, as seen in Figure 1. The inferior tip of the heart, the apex, lies just to the left of the sternum between the junction of the fourth and fifth.
Nov 3, 2023 · The heart is shaped as a quadrangular pyramid, and orientated as if the pyramid has fallen onto one of its sides so that its base faces the posterior thoracic wall, and its apex is pointed.
Dec 7, 2025 · The base of the heart is situated within the mediastinum, the central compartment of the thoracic cavity located between the lungs. It forms the heart’s posterior surface, pressing against the.
2 days ago · The base of the heart is located along the body's midline with the apex pointing toward the left side. Because the heart points to the left, about 2/3 of the heart's mass is found on the left side of.
Nov 6, 2025 · The heart is a hollow muscular pump which lies in the middle mediastinum. It has a complex pyramidal shape – with several different borders and surfaces. The external surfaces are.
Base of the Heart: This refers to the portion of the heart that faces backwards (posterior) and is opposite the apex (the tip of the heart). The base is formed primarily by the atria (the upper chambers of the.
The base (or posterior surface) of the heart is composed by 2 atria, primarily by the left atrium. Strictly speaking 2/3rd of the base is composed by the posterior surface of the left atrium and 1 -third by the.
