The heart consists of four chambers: two atria at the top and two ventricles at the bottom.Is it true or false that atria fill with blood returning to heart from the body and lungs and the ventricles send the blood to the body and the lung?
True
When you are resting, your heart should beat 50-80 times per minute. True or
false?
False - it should beat 70-100 times per minute.
Which day of the week do more people have heart attacks and why?
Monday – Monday mornings are very stressful for people who need to return to work after the weekend.
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