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