Next the body is disposed within the cavity such that {TAIL ~ the inner layer} contacts {HEAD ~ the body} in a first position 
Next the body is disposed within the cavity such that { TAIL ~ the inner layer } contacts { HEAD ~ the body } in a first position
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH