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Cardiology › View

What is the result of changing the atrioventricular time interval from 100 ms to 180 ms?

A. Decreases LV filling

B. Improves LV filling

C. Has no effect on LV filling

D. Worsens heart rhythm

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Digestive System and Nutrition › View

Which one of these nutrients is NOT considered a mineral?

A. Potassium

B. Iron

C. Calcium

D. Magnesium

E. Lactose

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