Which of the Following Statements BEST Describes How the Intra-Aortic

Multiple Choice

Which of the following statements BEST describes how the intra-aortic balloon pump (IABP) facilitates an increase in cardiac output?

A) The inflated balloon creates a pressure forcing the blood to circulate into the coronary arteries.
B) The deflated balloon creates a pressure gradient enhancing the flow of blood through the aorta during left ventricular systole.
C) The inflated balloon creates a pressure enhancing the blood flow into the chambers of the heart.
D) The deflated balloon enhances relaxation of the heart muscle.