單項(xiàng)選擇題膿液在常規(guī)SE序列T2加權(quán)像上為()

A.極低信號(hào)
B.略低信號(hào)
C.中等信號(hào)
D.略高信號(hào)
E.高信號(hào)


你可能感興趣的試題

1.單項(xiàng)選擇題骨皮質(zhì)的MR信號(hào)特點(diǎn)為()

A.低信號(hào)
B.中低信號(hào)
C.高信號(hào)
D.中等信號(hào)
E.無信號(hào)

2.單項(xiàng)選擇題生物水的布朗運(yùn)動(dòng),將導(dǎo)致()

A.失相位,回波信號(hào)降低
B.相位一致,回波信號(hào)增強(qiáng)
C.去相位,回波信號(hào)增強(qiáng)
D.T1值改變,T2值不變
E.T2值改變,T1值不變

3.單項(xiàng)選擇題MRI組織參數(shù),不包括()

A.質(zhì)子密度
B.回波時(shí)間
C.流空效應(yīng)
D.T2
E.T1

5.單項(xiàng)選擇題應(yīng)用GRE序列進(jìn)行T2米成像時(shí),應(yīng)采?。ǎ┑葤呙鑵?shù)

A.小角度激發(fā),相對(duì)短的TR,相對(duì)短的TE
B.小角度激發(fā),相對(duì)長(zhǎng)的TR,相對(duì)長(zhǎng)的TE
C.大角度激發(fā),相對(duì)長(zhǎng)的TR,相對(duì)長(zhǎng)的TE
D.大角度激發(fā),相對(duì)短的TR,相對(duì)短的TE
E.小角度激發(fā),相對(duì)長(zhǎng)的TR,相對(duì)短的TE