Question

what isultrasonography

Answer 1

@hamiltonawin \(\Large\rm\color{blue}{Welcome~to~OpenStudy!}\)

In ultrasonography, or ultrasound, high-frequency sound waves, inaudible to the human ear, are transmitted through body tissues. \(\\or\) The visualization of deep structures of the body by recording the reflections or echoes of ultrasonic pulses directed into the tissues.
Ref: http://e-ultrasonography.org/