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Ejection phase indices such as mean velocity of circumferential fiber shortening (V-cf), ejection fraction (EF), and mean normalized systolic ejection rate (MSER) are thought to reflect the level of left ventricular (LV) inotropic state. Although known to be influenced by changes in afterload, their response to altered preload is less certain. This question(More)
Introduction Studies have shown that because boys have more exposure than girls to computer games at a young age, they are more likely to study computer science and have a career in technology. Early interaction with complex, graphical video games helps to provide children with the confidence to learn more about computers. Since boys, more so than girls,(More)
Introduction The elderly population is quickly growing in the United States and throughout the world. There are currently almost 34 million Americans in the U.S. over 65. This number is expected to grow to 69 million by the year 2030 (Aging Demographics, n.d.). Unfortunately, in " Essentials of Human Memory, " Alan Baddeley states that the average age of(More)
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