People who live and work in high altitudes often have elevated red blood cell numbers.

Question

Quizplus · Accepted Answer

This is true. At high altitudes, the air pressure is lower, which means that less oxygen is available to breathe in. In response to this, the body produces more red blood cells to carry more oxygen throughout the body, which can help with adaptation to the altitude. This is why people who live and work in high altitudes often have elevated red blood cell numbers.

People Who Live and Work in High Altitudes Often Have