Sodium-24 is used for:
Correct answer: B. Study of circulation of blood
- A. Sterilization
- B. Study of circulation of blood
- C. Skin Cancer
- D. Thyroid Cancer
Explanation
Na-24 is a radioisotope that is used to study the circulation of blood.
This question appeared on the UHS MDCAT 2016 paper, which you can sit online with every answer explained.
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About Biological and Medical Uses of Radiation
Radiation in medicine includes X-rays and gamma rays for imaging, radioactive tracers for diagnosis, and controlled radiation for destroying cancerous tissue. The topic also covers CT scans, PET imaging, radiotherapy, sterilisation, half-life and dosage, alongside biological damage, shielding and the need to balance diagnostic or therapeutic benefit against exposure.
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