{HEAD ~ Echoes} reflected from {TAIL ~ the internal organs} of the patient vibrate the transducer elements 36 through the acoustic transmitter, thereby inducing voltage 
reflected from
{ HEAD ~ Echoes } reflected from { TAIL ~ the internal organs } of the patient vibrate the transducer elements 36 through the acoustic transmitter , thereby inducing voltage
HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH