Which one statement is correct
1 Blood transports only oxygen and not carbon dioxide
2 Human heart h 5 chambers 3 Valves insure that blood does not flow backwards 4 Both oxygen rich and oxygen deficient blood gets mixed in the heart
Answers
Answered by
1
Answer:
3 rd statement is correct
Explanation:
Answered by
0
Answer:Both 1 st and 2nd statements are wrong. The 3rd statement is correct regarding lower animals such as fish and frog etc. But in human heart oxygenated and deoxygenated blood does not mix
Explanation: Both O2 and CO2 are transported through blood. Human heart has 4 chambers only.
Similar questions