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【单选题】
关于肾上腺髓质的描述，哪项正确A.
髓质细胞可分为嗜铬细胞和交感节细胞
B.
嗜铬细胞可分泌肾上腺素
C.
嗜铬细胞呈柱状，细胞核位于基底部，胞质含有嗜铬颗粒
D.
嗜铬细胞可分泌去甲肾上腺素
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