1) state the three ways,in increasing order of importance, in which carbon dioxide is transported in blood
2) state the roles of red blood cells in the transport of respiratory gases.
3) the vital capacity can be used as an index function because it provides useful infomation about th strength of the _____________________muscle.
4)A patient suffering from asthma has greatly reduced 'timed vital capacity' in whichthe resistanceof the airways is _____________________ owing to bronchial
Biology關於gax exchange in humans ,,大家入泥幫幫手>﹏
2008-04-17 1:43 am
回答 (1)
2008-04-17 7:22 am
✔ 最佳答案
1) 1st: in form of hydrogencarbonate ions,carbon dioxide react with water in the red blood cell.
2nd: in form of cardamino-haemoglobin:
react with amino group of haemoglobin
3rd: in form of dissolved carbon dioxide
2)haemoglobin in red blood cell bind reversible with oxygen.
so, haemoglobin act as oxygen carrier to increase the capacity of oxygen transported.
3) breathing muscles ( intercostal muscle and diaphragm muscle )
4)increased
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