A) increase in number
B) decrease in number
C) decrease in size
D) increase in size
Correct Answer: A
Solution :
At height above 8000 m from sea level, the partial pressure of \[{{O}_{3}}\] in air is decreased. As a result less haemoglobin is formed and the person suffers from dizziness, breathlessness etc. This is called mountain sickness. A continuous exposure to this height increases ventilation to about 3 to 7 times normal then there is significant increase in RBC count and haemoglobin content in blood and breathing becomes normal.You need to login to perform this action.
You will be redirected in
3 sec