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Answer:
A. the blood pressure in the heart chamber from which blood is flowing is higher than the blood pressure in the chamber to which the blood is supposed to flow.
Explanation:
A heart valve opens or shuts on both sides with varying blood pressure. As the heart muscle contracts and relaxes, the valves open and shut. This lets blood flow into the ventricles and atria at alternate times.
When the left ventricle relaxes, the aortic valve closes and the mitral valve opens. This lets blood flow from the left atrium into the left ventricle.
Answer: Community service could be described as a work an individual carries out which comes with no pay or compensation. It is carried out in the community where the individual resides.
Explanation:
Community service could be described as a work an individual carries out which comes with no pay or compensation. It is carried out in the community where the individual resides. It could serve from the place of willingness or a punishment. As regards punishment, a court could pass a sentence on a defaulter of the law to carry out some 3-6months community service. It could also be an exercise from a college which the students should fulfill this is what the students of Westminster College did.
Hydrogenated oil. It is very bad for the health and should be avoided at all means. It can be found in margarine, some peanut butter, butter and so on.
Answer:
Sport knowledge is the correct answer.
Explanation:
