Q. Diastole in cardiac system means

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Q. Average normal heart beat of an adult is

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Q. Left ventricle forces blood into the

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Q. Right atrium receives blood from

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Q. In transportation in mammals, both atria works

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Q. Right ventricle forces blood into the

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Q. Backflow of blood into the ventricle is prevented through

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Q. The "dub" sound is produced when

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Q. Backflow of blood into the atria is prevented through

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Q. Atria and the ventricles work

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Q. Blood donors must have a minimum hemoglobin per deciliters of

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Q. Time required to replace one unit of blood is

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Q. Minimum time required between blood donations is

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Q. One unit of blood is equivalent to

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Q. Characteristics essential for sensitivity includes

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Q. Detection and response to environmental changes occur in plants due to

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Q. Irritability is synonym to

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Q. Predictable reaction is known as

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Q. Upon a tactical stimuli, the impulses are transmitted from the receptor neurons to the

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Q. Effector neurons extend from spinal cord to the

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