{HEAD ~ Various components} within {TAIL ~ system} 2200 are connected using airway connections and electronic/electrical connections  
within
{ HEAD ~ Various components } within { TAIL ~ system } 2200 are connected using airway connections and electronic / electrical connections
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH