why are the valves in the heart important?
A. Valves keep the oxygen rich blood away from the oxygen poor blood
B. Valves keep the blood from flowing back
C. Valves separate the chambers
D. Valves are important during the exchange of oxygen and carbon dioxide
A. Valves keep the oxygen rich blood away from the oxygen poor blood
B. Valves keep the blood from flowing back
C. Valves separate the chambers
D. Valves are important during the exchange of oxygen and carbon dioxide
Add an Answer
More Questions From This User See All
Answers & Comments
Answer:
dddddddddddddddddddddd
Explanation:
dddddddddddddddd
Answer:
B po yung sagot
Explanation:
Each heart valve has two functions: To open correctly so blood can empty from the chamber. To close properly so blood flows forward.