The carbon dioxide is transported via blood to lungs mainly_________
A. In the form of carbonic acid only
B. As carbaminohaemoglobin and as carbonic acid
C. In combination with haemoglobin only
D. Dissolved in blood plasma
Answer:B
The carbon dioxide is transported via blood to lungs mainly_________
A. In the form of carbonic acid only B. As carbaminohaemoglobin and as carbonic acid C. In combination with haemoglobin only D. Dissolved in blood plasma