單項(xiàng)選擇題6歲小兒中度貧血的診斷指標(biāo)是()

A.Hb>120g/L
B.Hb<120g/L
C.Hb<90g/L
D.Hb<60g/L
E.Hb<30g/L


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1.單項(xiàng)選擇題小兒極重度貧血的診斷指標(biāo)是()

A.Hb<30g/L
B.Hb~30g/L
C.Hb~60g/L
D.Hb~90g/L
E.Hb>120g/L

2.單項(xiàng)選擇題小兒中度貧血的診斷指標(biāo)是()

A.Hb<30g/L
B.Hb~90g/L
C.Hb~60g/L
D.Hb~30g/L
E.Hb>120g/L

3.單項(xiàng)選擇題胚胎第6周后主要造血器官是()

A.骨髓
B.胸腺
C.脾
D.中胚葉
E.肝

4.單項(xiàng)選擇題胚胎第4周時(shí)造血器官是()

A.骨髓
B.胸腺
C.脾
D.中胚葉
E.肝

5.單項(xiàng)選擇題4~6個(gè)月的嬰兒貧血是指血紅蛋白不能高于()

A.90g/L
B.100g/L
C.110g/L
D.120g/L
E.145g/L

6.單項(xiàng)選擇題1~4個(gè)月的嬰兒貧血是指血紅蛋白不能高于()

A.90g/L
B.100g/L
C.110g/L
D.120g/L
E.145g/L

7.單項(xiàng)選擇題8歲小兒重度貧血的診斷指標(biāo)是()

A.Hb>120g/L
B.Hb120~90g/L
C.Hb90~60g/L
D.Hb60~30g/L
E.Hb<30g/L

8.單項(xiàng)選擇題6歲小兒輕度貧血的診斷指標(biāo)是()

A.Hb>120g/L
B.Hb120~90g/L
C.Hb90~60g/L
D.Hb60~30g/L
E.Hb<30g/L

9.單項(xiàng)選擇題9個(gè)月嬰兒,面色蒼白,食欲差。Hb68g/L,RBC2.8×1012/L,網(wǎng)織紅細(xì)胞1%,肝肋下2.5cm,脾肋下0.5cm。為確診應(yīng)首選的檢查是()

A.骨髓檢查
B.紅細(xì)胞脆性試驗(yàn)
C.測血清鐵和總鐵結(jié)合力
D.測維生素B12和葉酸濃度
E.血紅蛋白電泳和HbF檢查