16 results found

Search Results for: systole


Systole (Science: physiology) The time at which ventricular contraction occurs. systole is the contraction of the chambers... Read More

Ventricular systole

Definition noun The contraction of the myocardia of the ventricles. Supplement In cardiac cycle, ventricular systole pumps... Read More

Atrial systole

Definition noun The contraction of the myocardia of the atria. Supplement In cardiac cycle, the atrial systole pumps the... 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

Pulmonary valve

Definition noun, plural: pulmonary valves (anatomy, cardiology) The semilunar valve that lies between the right ventricle... Read More


pulse (Science: cardiology, physiology) The impulse transmitted to arteries by contraction of the left ventricle of the... Read More

To-and-fro murmur

to-and-fro murmur murmur heard in both systole and diastole of the heart, as in aortic stenosis and insufficiency. Synonym:... Read More

Blood pressure

Blood pressure (Science: cardiology, physiology) The force that the circulating blood exerts on the walls of the... 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

Heart sounds

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

Contractile vacuole

Definition noun, plural: contractile vacuoles (cell biology) A specialized vacuole of eukaryote cells, especially protozoa,... Read More

Vulnerable period

vulnerable period Vulnerable period of heart, a brief time during the cardiac cycle when stimuli are particularly likely to... Read More

Uterine souffle

uterine souffle A blowing sound, synchronous with the cardiac systole of the mother, heard on auscultation of the pregnant... Read More

Dicrotic notch

Definition noun 1. The brief rise or upstroke in a pulse tracing that occurs before the dicrotic wave, and represents a... Read More


In protistology, amoeba specifically pertains to the genus Amoeba (true amoeba) of the family Amoebidae, class Tubulinea.... Read More