Science · Medical Physics
Why is barium used in the X-ray examination of a patient's stomach?
- 1Barium is a good absorber of X-rays and helps the stomach to appear clearly✓
- 2Barium is a very cheap and easily available metal
- 3Barium salts react chemically with gastric juice to illuminate the stomach
- 4Barium is an excellent reflector of X-rays
Correct answer
Barium is a good absorber of X-rays and helps the stomach to appear clearly
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