Test # 7
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1300 questions in 130 tests. Each test contains 10 questions.
Idiom of the Day
toe the line
to obey the rules and do what one is expected to do
The children were forced to toe the line when the new teacher arrived.
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Regulate blood pressure levels
The blood pressure may be the pressure on the blood inside the arteries. It really is created mainly through the shrinkage of the heart muscle. Its dimension is documented simply by two numbers. The very first (systolic pressure) is calculated as soon as the heart contracts and is also maximum. The 2nd (diastolic pressure) is calculated before the heart contracts as well as lowest. A blood pressure level cuff is utilized to determine the pressure. Elevation of blood pressure level is known as