<span>The
nurse should include in teaching plan the physiologic effect of a spontaneous pneumothorax,
air will move from the lung into the pleural space. In addition </span><span>primary spontaneous
pneumothorax is likely due to the formation of small sacs of air (blebs)
in lung tissue that rupture, causing air to leak into the pleural space. </span>
The bones in your arm are a structure that first appeared in lobe fin fishes, such as the Eusthenopteron fish. let me know if you have any other questions :)