Which of the following is used to estimate the circulation of blood in a patient?
Correct answer: D. Sodium-24
- A. Carbon-14
- B. Carbon-12
- C. Phosphorus-3
- D. Sodium-24
Explanation
Salt solutions containing compounds of sodium-24 are injected into the bloodstream to help locate obstructions to the flow of blood and estimate the circulation of blood flow.
This question appeared on the UHS MDCAT 2011 paper, which you can sit online with every answer explained.
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