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