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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 toward the anterior thoracic wall.
- Surface Projections of The Heart
It is called the first heart sound (S1). On the other hand,...
- Innervation of The Heart
The heart is innervated by sympathetic and parasympathetic...
- Diagrams, Quizzes and Worksheets of The Heart
Using our unlabeled heart diagrams, you can challenge...
- Coronary Arteries
The third sinus – which is the posterior semilunar cusp – is...
- Ductus Arteriosus
Ligamentum arteriosum (also known as Ligament of Botallo or...
- Atria
Basic anatomy of the heart. The heart is at the center of...
- Ventricles
The heart is made up of four muscular chambers that work...
- Heart Valves
The posterior cusp, otherwise called the mural leaflet/cusp,...
- Surface Projections of The Heart
Aug 26, 2013 · The posterior surface has a broad, flat base about 9 cm (3.5 inches) wide. Its directed toward the right shoulder and its apex points inferiorly toward the left hip. If you press your fingers between the fifth and sixth ribs you can feel the apical impulse that’s caused by your beating heart’s apex where it touches the chest wall.
Apr 20, 2023 · Posterior interventricular sulcus – located on the posterior surface of the heart and represents the separation of the left and right ventricle. It contains the posterior interventricular artery and the middle cardiac vein.
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Nov 7, 2024 · The pericardium is a double-walled sac that encloses and protects the heart. It consists of two main layers: the fibrous pericardium, which is the tough outer layer, and the serous pericardium, which is further divided into the parietal layer and the visceral layer (epicardium). The space between the parietal and visceral layers, known as the.
Oct 25, 2022 · On the posterior surface of the heart, the ventricles are separated by the posterior interventricular sulcus (or groove), which contains the posterior interventricular artery, middle cardiac vein, and adipose tissue.
Jun 11, 2024 · The heart is the pump that moves blood around your body. It has four main parts: two upper chambers called atria and two lower chambers called ventricles. These parts work together to get oxygen-rich blood to your body and oxygen-poor blood back to your heart.
The heart has the shape of a pyramid, with its apex pointing towards the left nipple while its base forms the posterior surface of the heart. Other surfaces are the anterior, inferior (or diaphragmatic), and two pulmonary surfaces facing the lungs.
