{TAIL ~ The body member} includes a cavity on its first end which terminates by an end wall at {HEAD ~ its second end} 
{ TAIL ~ The body member } includes a cavity on its first end which terminates by an end wall at { HEAD ~ its second end }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD