Breathing and E...

Both simple diffusion and facilitated diffusion.

In response to $$CO_{2}$$ and $$H^{+}$$ concentration, the chemosensitive area and, receptors associated with aortic arch and carotid artery, send necessary signals for remedial action to _______________.

Choose the correct answer from the alternatives given.
In which of the following forms $$CO_2$$ is mostly carried in blood?

The respiratory centre in brain is stimulated by

A dual organ is ...........

Bulk of oxygen diffuses from the plasma into the red blood corpuscles where it joins loosely with $$Fe^{2+}$$ ions of haemoglobin (Hb) to form bright red oxyhaemoglobin (Hb$$O_{2}$$). The process is called

Which of the following statements is true about RBCs in humans?

Blood carries the $$CO_{2}$$ in three -forms. The correct percentages of $$CO_{2}$$ in these forms are

Which of the following equations is correct?