The heart is also one of the most studied organs of the body, probably because heart failure, either mechanical or electrical, remains the number one cause of death in the Western world. The heart is a four-chambered pump, consisting of two pumps arranged in series. As is described in ...
The heart is a four chambered pump. The top two chambers are calledAtria, the bottom two are calledVentricles. They are separated from top to bottom by valves; the right and left sides are separated by a septum. So what makes the pump squeeze? Well the heart is a muscle, and like all...
On the inside, the heart is a four-chambered, hollow organ. It is divided into the left and right side by a wall called the septum. The right and left sides of the heart are further divided into two top chambers called the atria, which receive blood from the veins, and two bottom ch...
The heart is a vital organ pumping blood; metaphorically, it represents emotions. The mind relates to the brain and thought processes, often denoting intellect and reasoning.
Which of the following animals, does not have a chambered heart? (a) Sheep. (b) Earthworm. (c) Frog. Hearts: The heart is an organ that makes the circulatory system together with other structures such as the blood vessels. The heart pumps the blood through...
heart (härt) n. 1. The chambered muscular organ in vertebrates that pumps blood received from the veins into the arteries, thereby maintaining the flow of blood through the entire circulatory system. In humans it has four chambers. 2. A similarly functioning structure in invertebrates. The Am...
ticker, heart, pump - the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body; "he stood still, his heart thumping wildly" blood stream, bloodstream - the blood flowing through the circulatory system lymph - a thin ...
Heart The heart is a hollow organ composed of four chambers which is located in the thoracic cavity. The pericardium is the lining of the heart and is formed by the serous and fibrous pericardium. Between the visceral layer (epicardium) and the parietal layer of the serous pericardium is situ...
The heartbeat is initiated by the pacemaker cells of the four-chambered heart. This set of cells is also referred to as the: A. Purkinje fibers B. atrioventricular node C. sinoatrial node D. bundle of His Fill in the blank. Sinus tachycardia is also caused by ...
a.An enclosed space or compartment:the chamber of a pump; a compression chamber. b.An enclosed space in the body of an organism; a cavity:the four chambers of the heart. 10. a.A compartment in a firearm, as in the breech of a rifle or the cylinder of a revolver, that holds the ...