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There are 4 cardiac (from the Greek 'καρδία', meaning 'heart') valves.

Physiology (Function) - The pulmonary and aortic valves prevent the backflow of blood from the pulmonary artery and aorta into...

Interpreted code is compiled line by line when a program is run which means there could be errors. Compiled code is translated into object code, all at once and an executable file is produced. Interpreted...

Spooling refers to the use of a temporary storage area, a buffer held in memory for a peripheral device to access when it's ready to process the instruction. This is because devices access data at differe...

Martin Luther and his ideas spread quickly, due to the invention of the printing press. He did not condone indulgence selling as a method of getting out of purgatory and therefore the RCC were set to lose...

For Politics, good revision techniques are essential to help you process the wide range of information you cover, especially when studying global politics. The most important thing to do is print out all ...