11 results found

Search Results for: myocardium

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Cardiac muscle

Definition noun, plural: cardiac muscles (1) The heart muscle of the vertebrates (2) myocardium Supplement The muscles of... Read More

Circulation

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

An introduction to Homeostasis

Researched and Written by Jonjo Minns Submitted to biologyonline.com on February 25, 2009. Published in biologyonline.com... Read More

Organ

Definition noun, plural: organs A group of tissues that perform a specific function or group of functions Supplement An... Read More

Influenza

Influenza An acute viral infection involving the respiratory tract, occurring in isolated cases, in epidemics or in... Read More

Tiger heart

tiger heart A fatty degenerated heart in which the fat is disposed in the form of broken stripes in the subendocardial... 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

Intermediate host

Intermediate Host Definition When looking at the relationships amongst different biological members of our biosphere, we... Read More

Muscular system

Muscular System Definition What is the muscular system? The muscular system is a system that includes muscle cells and... 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