A.取血液和染液各一滴,混勻后推片
B.染色時(shí)間5——10min
C.在室溫低時(shí),染色時(shí)間還應(yīng)適當(dāng)延長(zhǎng)
D.在油鏡下計(jì)數(shù)1000個(gè)紅細(xì)胞中的網(wǎng)織細(xì)胞數(shù)
答案:A
12、用玻片法做網(wǎng)織紅細(xì)胞計(jì)數(shù)的缺點(diǎn)是
A.容易使血液中水份蒸發(fā)
B.染色時(shí)間較試管法長(zhǎng)
C.有時(shí)結(jié)果偏高
D.重復(fù)性較好 m.gydjdsj.org.cn
答案:A
13、作網(wǎng)織紅細(xì)胞計(jì)數(shù),下列哪項(xiàng)注意事項(xiàng)是錯(cuò)誤的
A.網(wǎng)織紅細(xì)胞體積較大,常在血膜尾部和兩側(cè)較多
B.復(fù)染對(duì)網(wǎng)織紅細(xì)胞計(jì)數(shù)影響不大,因此可用瑞氏染液進(jìn)行復(fù)染
C.油鏡下計(jì)數(shù)1000個(gè)紅細(xì)胞中見(jiàn)到網(wǎng)織紅細(xì)胞數(shù)用百分?jǐn)?shù)報(bào)告
D.可用絕對(duì)值來(lái)報(bào)告網(wǎng)織紅細(xì)胞數(shù)即網(wǎng)織紅細(xì)胞個(gè)/L
答案:B
14、經(jīng)治療后,網(wǎng)織紅細(xì)胞不升高的貧血是
A.蠶豆黃
B.營(yíng)養(yǎng)不良性貧血
C.再生障礙性貧血
D.鐵粒幼貧血
答案:C
15、不屬于未完全成熟的紅細(xì)胞為
A.嗜多色性紅細(xì)胞
B.網(wǎng)織紅細(xì)胞
C.有核紅細(xì)胞
D.含染色質(zhì)小體的紅細(xì)胞
答案:D
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