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【单选题】
胞浆中含有嗜天青颗粒的细胞是
A.
巨噬细胞
B.
肥大细胞
C.
中性粒细胞
D.
NK细胞
E.
红细胞
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【单选题】可吸入颗粒物的粒径为 :
A.
≤10 m m
B.
≥5 m m
C.
5 m m ~15 m m
D.
1 m m ~5 m m
E.
0.1 m m ~4 m m
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A.
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B.
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C.
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D.
营养不良
E.
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A.
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B.
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C.
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D.
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A.
腹泻、脓血黏液便
B.
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C.
肠梗阻症状
D.
营养不良
E.
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A.
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B.
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C.
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A.
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B.
isolated
C.
similar
D.
same
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