Question

In the heart, Group of answer choices deoxygenated and oxygenated blood are separated by the atrioventricular valves. deoxygenated blood is confined to the right chambers and pulmonary arteries. oxygenated blood flows through the pulmonary arteries into the left atrium. the left side of the heart contracts once the right side has relaxed.

Answer 1

Answer:if they mix it can lead to death

Step-by-step explanation: