18 Questions
The atrium is a triangular-shaped cavity delimited by a thick wall.
False
Each atrium has an extension called a ventricle.
False
The auricle is an expansion of the ventricle.
False
The ventricles allow the ejection of blood into the body and lungs.
True
Each atrium communicates with the corresponding ventricle through an atrioventricular orifice.
True
The coronary arteries are the feeding arteries for the heart.
True
The heart is a muscle called the myocardium.
True
The heart has 3 cavities: 1 atrium and 2 ventricles.
False
The heart has a spherical shape.
False
The cardiovascular system includes the arterial system, venous system, and the digestive system.
False
Coronary veins include the great coronary vein, small coronary vein, and middle coronary vein.
True
The heart is located in the posterior mediastinum.
False
The right coronary artery arises directly from the aorta.
False
The left coronary artery gives rise to the common trunk.
False
The middle coronary vein runs along the left edge of the heart.
False
The sinus node is the center of the primary automatism in the heart.
True
The His bundle bifurcates into three branches on the right and left side of the interventricular septum.
False
The myocardium contains a specific system of excitability and conduction.
True
Test your knowledge on the internal anatomy of the heart chambers including atriums and ventricles. Learn about the structure and function of the atria, ventricles, inter-atrial septum, auricles, and more.
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