Select rue and false :
A.Major amount of carbon dioxide (CO2) from the tissues is transported to the lungs in the form of bicarbonates.
B.The condition in which the body suffers from acute oxygen shortage is called hypoxia.
C.The largest quantity of air that can be expired after a maximum inspiratory effort is called the tidal volume of the lungs.
D.Vital capacity represents the maximum capacity to ventilate the lungs.
E.Oxyhaemoglobin can hold much less carbon dioxide (CO2) in the form of carbaminohaemoglobin than what deoxyhaemo-globin can.
F.A rise in PCO2 increases the affinity of oxygen to haemoglobin.
G.External respiration may be called breathing.
H.Hydra respires by its general body surface.