The muscular layer in the wall of a blood vessel is the tunica

Figure 20-2 Cardiac Cycle Use Figure 20-2 to answer the following questions: What occurs at the circled label “5” on the graph?

________ is when the heart can’t maintain adequate cardiac output.

End-systolic volume is defined as the

In what order would excitation move through the conducting system of the heart?  

Pulmonary veins:

The right pulmonary veins carry ________ blood to the ________.

The volume of blood pumped out by each ventricle with each beat of the heart is called the:

If a myocardial infarction results in the formation of scar tissue along the pathway of the left bundle branch,

Trace the pathway of blood through the heart and lungs. (2 X’s each)   Superior and inferior vena cava è ______________________ è ______________________ è ______________________ è ______________________ è ______________________ è ______________________ è ______________________ è ______________________ è ______________________ è ______________________ è ______________________ è ______________________