15 results found

Search Results for: atria

Atria

Atria (Science: anatomy, cardiology) The thin-walled chambers of the heart that pump blood into the ventricles. Consists of... Read More

Semilunar valve

The human heart structure consists of heart chambers (2 atria and 2 ventricles) that differ functionally from each other.... Read More

Stannius ligature

Definition noun A ligature done in between the sinus venosus and the atrium or around the atrioventricular junction of an... Read More

Atrial syncytium

Definition noun A network of cardiac muscle cells connected by gap junctions that allows coordinate contraction of the... Read More

Depolarization

Depolarization is the removal of polarity by a process or action. It might also be used to describe how such activity leads... Read More

Heart valve

Definition noun, plural: heart valves (anatomy) Any of the valves of the heart that prevents the back flow of blood through... Read More

Ventricular filling pressure

Definition noun The pressure that builds up in the ventricle as the ventricle is being filled with blood, typically... Read More

Three-chambered heart

Three-chambered heart congenital abnormality in which there may be a single atrium with two ventricles or a single ventricle... Read More

Cardiovascular system

Definition noun The organ system in which the blood is pumped through the heart and circulates throughout the body through... Read More

Atrioventricular sulcus

Definition noun (anatomy) A sulcus or a groove on the outer surface of the heart marking the division between the atria and... Read More

Circulation

Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More

Morphology

Morphology Definition Morphology means the study of the shape and structure of living things from a biological perspective.... Read More

Heart sounds

Heart sounds The sounds heard over the cardiac region produced by the functioning of the heart. There are four distinct... Read More

Af

Af --> atrial fibrillation (Science: cardiology) a condition where there is disorganised electrical conduction in the... Read More

Atrioventricular valve

Definition noun, plural: atrioventricular valves The heart valve between the upper atrium and the lower ventricle, and... Read More