A conductive gate extends over {HEAD ~ the face} between {TAIL ~ the source region} and the thick insulator region, with a thin gate insulator spacing the gate from the IGFET body 
A conductive gate extends over { HEAD ~ the face } between { TAIL ~ the source region } and the thick insulator region , with a thin gate insulator spacing the gate from the IGFET body
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH