CVCK - BioQUEST Curriculum Consortium

14 CVCK Student Lab ManualExercise 3: Blood Flow Through the HeartThis exercise focuses on the behavior of blood flow into and out of the heart.You can use the system you constructed in Exercise 1 for this exercise. Check thatthe valves both “point” to the right. Attach a flow gauge at the point labelled ‘B’ inFigure 7 and then expand it into a graph. Now run the simulation.Figure 7: Blood flow through the heart.Answer the following questions:3.1 Which of the following statements are true?_____ There is never any flow past point B._____ There are times when there is flow towards the heart at point B._____ There are times when there is flow away from the heart at point B._____Though the amount and direction of the flow may vary, there is alwayssome flow past point B._____ There are times when there is no flow at point B.__________Blood always flows towards the heart at point B, or not at all.Blood always flows away from the heart at point B, or not at all.