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The pericardium (pl.: pericardia), also called pericardial sac, is a double-walled sac containing the heart and the roots of the great vessels. [1] It has two layers, an outer layer made of strong inelastic connective tissue (fibrous pericardium), and an inner layer made of serous membrane (serous pericardium). [2][3] It encloses the ...
Minimum water depth must be least 1.8 meters (6 feet), but this is often not the case due to nature of the pool (as many have shallow ends). The goals are 3 m (9 ft 10.11 in) wide & 0.9 m (2 ft 11.43 in) high. The middle of the pool is designated by a white line.
Pericardial fluid. A transverse section of the thorax, showing the contents of the middle and the posterior mediastinum. The pleural and pericardial cavities are exaggerated since normally there is no space between parietal and visceral pleura and between pericardium and heart. Pericardial fluid is the serous fluid secreted by the serous layer ...
A pericardial effusion is an abnormal accumulation of fluid in the pericardial cavity. The pericardium is a two-part membrane surrounding the heart: the outer fibrous connective membrane and an inner two-layered serous membrane. The two layers of the serous membrane enclose the pericardial cavity (the potential space) between them. [1]
The LEN Champions League is the top-tier European professional water polo club competition with teams from up to 18 countries. It is organized by the Ligue Européenne de Natation. The competition started in 1963 as European Cup. A change of name and format occurred in 1996, with the competition being renamed Champions League and the final four ...
Water polo is a competitive team sport played in water between two teams of seven players each. The game consists of four quarters in which the teams attempt to score goals by throwing the ball into the opposing team's goal. The team with more goals at the end of the game wins the match. Each team is made up of six field players and one goalkeeper.
The rules of water polo were originally developed in the mid-nineteenth century in Great Britain by William Wilson, a British journalist, swimming instructor, and coach. [3][4] Wilson was also the author of The Swimming Instructor, one of the earliest books on swimming. [3] Wilson invented the game while working at the Arlington Baths Club.
The pericardium is a thick membrane that covers the heart. It consists of two layers: the fibrous pericardium and the serous pericardium. It forms two recesses: the transverse recess and oblique recess. The transverse recess lies behind the aorta and pulmonary trunk, while the oblique recess lies behind the left atrium. [5]