InterviewSolution
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InterviewSolution
| 1. |
Significance of heart valves isA. (1) to allow the flow of blood in one direction, i.e. from ventricles to atria and from the ventricles to the pulmonary artery or aortaB. (2) to allow the flow of blood in one direction, i.e. from atria to ventricles and from the ventricles to the pulmonary artery or aortaC. (3) to allow the flow of blood in one direction, i.e. from atria to ventricles and from the pulmonary artery or aorta to the ventriclesD. (4) to allow the flow of blood in one direction, i.e. from ventricles to atria and from the pulmonary artery or aorta to the ventricles |
| Answer» Correct Answer - B | |