Search Results for: ventricle
Semilunar valve
The human heart structure consists of heart chambers (2 atria and 2 ventricles) that differ functionally from each other.... Read More
Circulation
Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More
Myocardium
Myocardium Definition What is the myocardium of the heart? It is the muscular middle layer of the heart that is... Read More
Atrioventricular valve
Definition noun, plural: atrioventricular valves The heart valve between the upper atrium and the lower ventricle, and... Read More
Pulmonary valve
Definition noun, plural: pulmonary valves (anatomy, cardiology) The semilunar valve that lies between the right ventricle... Read More
Mitral valve
Definition noun, plural: mitral valves The valve between the left atrium and left ventricle of the heart, and has two... Read More
Tricuspid valve
Definition noun, plural: tricuspid valves The heart valve located on the right side of the heart between the right atrium... 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
Stannius ligature
Definition noun A ligature done in between the sinus venosus and the atrium or around the atrioventricular junction of an... Read More
Valva trunci pulmonalis
valva trunci pulmonalis --> pulmonary valve (Science: anatomy, cardiology) The heart valve that divides the right... 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
Holmes heart
Holmes heart a variant of double inlet left ventricle where the ventricular-arterial connection is concordant and the right... Read More
Apertura mediana ventriculi quarti
Apertura mediana ventriculi quarti median aperture of fourth ventricle: a deficiency in the lower portion of the roof of the... 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
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
Skeletal muscle
Definition noun, plural: skeletal muscles A voluntary, striated (vertebrate) muscle that is associated with the skeleton,... Read More
Anabolic steroid
Definition noun, plural: anabolic steroids Any of the synthetic steroid hormones (androgens) that promote muscle and bone... Read More
Soldiers patches
soldier's patches --> milk spots white plaques of hyalinised fibrous tissue situated in the epicardium overlying the right... Read More
Morphology
Morphology Definition Morphology means the study of the shape and structure of living things from a biological perspective.... Read More
End-systolic volume
End-systolic volume The amount of blood in the ventricle at the end of the cardiac ejection period and immediately preceding... Read More
Blood pressure
Blood pressure (Science: cardiology, physiology) The force that the circulating blood exerts on the walls of the... Read More
Trabeculae carneae
Definition noun Muscular ridges that crisscross and project from the inner walls of the heart ventricles. Supplement Their... Read More
Columnae carneae
Definition noun Muscular ridges or columns projecting from the inner walls of the heart ventricles. Supplement Their... 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
Cerebral hemisphere
Definition noun, plural: cerebral hemispheres A half sphere of the cerebrum marked longitudinally by a median... Read More
Greater circulation
Greater circulation --> systemic circulation The circulation of blood through the arteries, capillaries, and veins of the... Read More
Stroke volume
stroke volume (Science: physiology) The amount of blood pumped out of one ventricle of the heart as the result of a single... Read More
Crus sinistrum fasciculi atrioventricularis
Crus sinistrum fasciculi atrioventricularis --> left crus of atrioventricular bundle The left leg or branch of the... Read More
Respiration
Organization of the Respiratory System Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More