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In vertebrates, the circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the body. [1] [2] It includes the cardiovascular system, or vascular system, that consists of the heart and blood vessels (from Greek kardia meaning heart, and Latin vascula meaning vessels).
The pressure vessel is a seamless cylinder normally made of cold-extruded aluminum or forged steel. [5] Filament wound composite cylinders are used in fire fighting breathing apparatus and oxygen first aid equipment because of their low weight, but are rarely used for diving, due to their high positive buoyancy.
The excretory system is a passive biological system that removes excess, unnecessary materials from the body fluids of an organism, so as to help maintain internal chemical homeostasis and prevent damage to the body.
A reactionless drive is a hypothetical device producing motion without the exhaust of a propellant.A propellantless drive is not necessarily reactionless when it constitutes an open system interacting with external fields; but a reactionless drive is a particular case of a propellantless drive that is a closed system, presumably in contradiction with the law of conservation of momentum.
El Sistema began under the leadership of José Antonio Abreu (7 May 1939 – 24 March 2018) with 11 students in an underground parking garage. [1] For many years, its official name was Fundación del Estado para el Sistema Nacional de las Orquestas Juveniles e Infantiles de Venezuela, (FESNOJIV), which is sometimes translated into English as "National Network of Youth and Children's Orchestras ...
The Sistema Único de Saúde (Portuguese pronunciation: [sisˈtemɐ ˈuniku dʒi saˈudʒi], Unified Health System), [3] better known by the acronym SUS, is Brazil's publicly funded health care system. Created in 1990, the SUS is the largest government-run public health care system in the world, by number of beneficiaries/users (virtually 100% ...
Demonstration of the automatic parking system on a Lexus LS. Automatic parking is an autonomous car-maneuvering system that moves a vehicle from a traffic lane into a parking spot to perform parallel, perpendicular, or angle parking.
The Sistine Chapel (/ ˈ s ɪ s t iː n / SIST-een; Latin: Sacellum Sixtinum; Italian: Cappella Sistina [kapˈpɛlla siˈstiːna]) is a chapel in the Apostolic Palace, the pope's official residence in Vatican City.