{HEAD ~ The plunger} includes a proximal end and a distal end having {TAIL ~ a first set} of annular ridges formed thereon 
{ HEAD ~ The plunger } includes a proximal end and a distal end having { TAIL ~ a first set } of annular ridges formed thereon
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH