Which of the following describes how the septum in the heart affects blood flow? a.) It pumps blood out of the heart to the rest of the cardiovascular system when heart muscles contract. b.)It separates the heart's left and right sides to keep oxygenated and deoxygenated blood from mixing. c.)It separates the heart's upper and lower chambers to keep incoming and outgoing blood from mixing. d.) It accepts blood into the heart from the rest of the cardiovascular system when heart muscles relax.
QUESTION POSTED AT 13/11/2019 - 05:21 PM