Select your answer:

Topics:
Molecular Biology Anatomy and Physiology Infection Detection Bone Cell Injury Macromolecules Histology Skeletal System Histology, Bone Repair Joints The Cardiovascular System: Blood Vessels and Hemodynamics Prokaryotic Cells and Viruses Transportation in Organisms Disease Prevention Life Processes Excretion Tissues PhysicalOther quiz:
Heart › ViewIf the right ventricle begins to pump an increased amount of blood, this soon arrives at the left ventricle, stretches it more than before, and causes it to increase its stroke volume and match that of the right. This is an example of __________.
A. preload
B. afterload
C. contractility
D. cardiac reserve
E. None of the choices are correct.
Biological Molecules › View
This molecule provides the primary energy for the cells.
A. carbohydrates
B. lipids
C. proteins
D. nucleic acids