来自《耶鲁大学开放课程：生物医学工程探索 第21集 第21集》
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The first imaging that was done in the thyroid第一张图拍摄的是甲状腺 -
and your thyroid has a very active mechanism甲状腺能够高效地 -
for concentrating iodine.聚集碘元素 -
Because of that if I feed somebody radioactive iodine因此 如果我向某人提供放射性碘 -
that iodine will accumulate这种碘元素就会聚集在 -
in their thyroid gland which is in your neck.位于颈部的甲状腺 -
The rate at which it accumulates and the pattern碘元素聚集的速度和模式 -
at which it accumulates can indicate能够反映你的甲状腺 -
whether you have a healthy or a diseased thyroid.是正常工作还是发生了病变 -
If I, then, take images of the thyroid然后 如果我在注射了放射性物质之后 -
after I've injected the radioactivity对甲状腺进行成像 -
and I look to see if the radioactivity is there,观察放射性物质是否在这里