WebAug 1, 2005 · These circulatory adaptations are achieved in the fetus by both the preferential streaming of oxygenated blood and the presence of intracardiac and extracardiac shunts. Thus, the fetal circulation can be defined as a ‘shunt-dependent’ circulation. ... In the adult circulation, where the circulatory system is in series and there … WebAug 8, 2024 · How the circulatory system works. The heart lies at the center of the circulatory system and pumps blood through the rest of the network. This hollow muscle is made up of four chambers: The left ...
Circulatory System - The Definitive Guide Biology Dictionary
WebCirculate definition, to move in a circle or circuit; move or pass through a circuit back to the starting point: Blood circulates throughout the body. See more. Weba (1) : a group of interacting bodies under the influence of related forces. a gravitational system. (2) : an assemblage of substances that is in or tends to equilibrium. a … floway fresno ca
40.2: Overview of the Circulatory System - Biology LibreTexts
WebMar 6, 2024 · The vessels that carry blood away from the heart are called arteries, and their very small branches are arterioles. Very small branches that collect the blood from the various organs and parts are called venules, and they unite to form veins, which return the blood to the heart. WebJan 7, 2024 · The circulatory system transfers blood from the heart to the lungs to get oxygen. The heart then sends oxygenated blood to the remainder of the body via the arteries, while the veins send back oxygen-depleted blood to the heart to restart circulation. WebThe circulatory system includes the heart, blood vessels, and blood. The cardiovascular system in all vertebrates, consists of the heart and blood vessels. The circulatory system is further divided into two major circuits … floway trillium