不能用于PET显像的核素是
A.11CB.13NC.15OD.123IE.18F
参考答案:D
解析:123I是不能用于PET显像的核素。
— I've made up my mind.
— ________, there is no need for further discussion. [ ]
A. If any
B. In that case
C. In case
D. On that condition
脱落细胞核大小、形态、染色质分布异常,核边增厚,核边界不齐,但胞质的质和量的分化正常,此变化为()
A.炎症病变
B.退行性病变
C.增生性病变
D.核异质病变
E.异常角化病变