The average person ejects approximately 60 ml of blood with each contraction of the heart. This is known as:

The average person ejects approximately 60 ml of blood with each contraction of the heart. This is known as:

The average person ejects approximately 60 ml of blood with each contraction of the heart. This is known as:




A. Afterload
B. Vascular resistance
C. Preload
D. Stroke volume






Answer: D


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