The given diagram shows a cross-section of the heart at the level of valves.
Complete the following chart to show the pathway of the blood through heart.
Important Questions on Transport in Mammals
The given diagram shows a cross-section of the heart at the level of valves.
Explain how the valves P and Q ensure the one way flow of blood through the heart.
The cardiac cycle describes the events that occur during one heartbeat. The following figure shows the changes in blood pressure that occur within the left atrium, left ventricle, and aorta during one heartbeat.
Copy and complete the table below. Match up the event during the cardiac cycle with an appropriate number from 1 to 7 on the diagram. You should put only one number in each box. You may use each number once, more than once or not at all. The first answer has been completed for you.
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