which medical instruments make use of sound energy to detect abnormalities of internal organs?
A. lasers and x-rays
B. scanning machines
C. stethoscope and ultrasound machine
D. thermometer and lens
A. lasers and x-rays
B. scanning machines
C. stethoscope and ultrasound machine
D. thermometer and lens
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Answer:
C
Explanation:
Doctors use ultrasound to detect changes in the appearance of organs, tissues, and vessels and to detect abnormal masses, such as tumors. In an ultrasound exam, a transducer both sends the sound waves and records the echoing (returning) waves.
Question: which medical instruments make use of sound energy to detect abnormalities of internal organs?
Asnwer: B.
Explanation: Doctors use ultrasound to detect changes in the appearance of organs, tissues, and vessels and to detect abnormal masses, such as tumors. In an ultrasound exam, a transducer both sends the sound waves and records the echoing (returning) waves.