Ultrasound
An ultrasound is the use of high-frequency sound waves to view/treat internal organs and the musculoskeletal system.
http://www.bing.com/Dictionary/searchq=define+ultrasound&qpvt=What+is+an+ultrasound&FORM=DTPDIA
An ultrasound is the use of high-frequency sound waves to view/treat internal organs and the musculoskeletal system.
http://www.bing.com/Dictionary/searchq=define+ultrasound&qpvt=What+is+an+ultrasound&FORM=DTPDIA