A linear array<unk>  for use in medical ultrasonography Inside construction of a Philips C5-2 128 element curved array ultrasound sensor.<unk> s and<unk>  sensors are devices that generate or sense ultrasound energy. They can be divided into three broad categories: transmitters, receivers and transceivers. Transmitters convert electrical signals into ultrasound, receivers convert ultrasound into electrical signals, and transceivers can both transmit and receive ultrasound.
Ultrasonic transducer
Birmingham gauge
Triangle of auscultation
AMA Manual of Style
EConsult
Gross anatomy
Doppler 
Acoustic tweezers