Select the correct match.

Rate of breathing in a newborn is about . . . . . . times per minute.

Find out the false statement.

What is the last step involved in respiration?

After fast running,a man has a fast heartbeat,a slow pulse,and shallow breathing. In such conditions,he has:

Select the correct option:
$(1)$ The respiratory rhythm center for breathing regulation is located in the medulla oblongata of the brain.
$(2)$ Each hemoglobin molecule can carry a maximum of $4$ molecules of $O_2$. (Note: The original question mentioned $CO_2$,which is incorrect; hemoglobin primarily transports $O_2$.)