Which one of the following statement is incorrect about ultrasound?
A. ‘Ultrasound’ literally means sound beyond the range of human being.
B. Piezo - electric effect produces ultrasound waves.
C. Like electromagnetic radiation, sound waves can pass through vacuum.
D. Through homogenous tissue when ultrasound waves are introduced, they pass unimpeded till they meet another tissue or organ.
Answer:C
Which one of the following statement is incorrect about ultrasound?
A. ‘Ultrasound’ literally means sound beyond the range of human being. B. Piezo - electric effect produces ultrasound waves. C. Like electromagnetic radiation, sound waves can pass through vacuum. D. Through homogenous tissue when ultrasound waves are introduced, they pass unimpeded till they meet another tissue or organ.