MCQ
Why do human beings face difficulty to breath in high elevations?
- ALower $\%$ of $O _{2}$
- BTemperature lower
- CHigh pressure
- ✓Low $\rho O _{2}$
✓
Answer
Correct option: D.
Low $\rho O _{2}$
d
Inspiration takes place when those is negative pressure of $O_{2}$ inside the body than outside. In the mountains, there is less pressure of $O_{2}$ (negative) than inside, that's why, breathing is difficult in mountain regions
Inspiration takes place when those is negative pressure of $O_{2}$ inside the body than outside. In the mountains, there is less pressure of $O_{2}$ (negative) than inside, that's why, breathing is difficult in mountain regions
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