Biology · Human Circulatory System
What anatomical feature is primarily responsible for preventing the backflow and pooling of blood against gravity in the human body?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The interaction of light with the skin
- 2The presence of thicker walls in veins
- 3The depiction of veins in medical diagrams
- 4The presence of valves in veins✓
Correct answer
The presence of valves in veins
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