The fourchette may be the primary means proximately securing {HEAD ~ the cuff portion} of {TAIL ~ the anterior portion} to the cuff portion of the posterior portion 
of
The fourchette may be the primary means proximately securing { HEAD ~ the cuff portion } of { TAIL ~ the anterior portion } to the cuff portion of the posterior portion
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH