Circulation IntegrationHardQuestion 9705
Question
Why is complete double circulation advantageous in humans?
- AIt maintains high-pressure systemic flow without mixing oxygenated and deoxygenated bloodCorrect
- BIt eliminates the need for lungs
- CIt makes arteries carry only deoxygenated blood
- DIt prevents capillary exchange
Correct answer
It maintains high-pressure systemic flow without mixing oxygenated and deoxygenated blood
Explanation
Separated pulmonary and systemic circuits improve oxygen delivery to active tissues.