A.主細(xì)胞 B.杯狀細(xì)胞 C.胃腺 D.胃小凹 E.表面粘液細(xì)胞
A.腔小壁厚 B.三層分界明顯 C.有明顯的內(nèi)彈性膜 D.中膜厚,有幾十層環(huán)形平滑肌 E.管壁彈性大
A.紅細(xì)胞數(shù)量(男)(4.2—5.5)×1012/L B.白細(xì)胞數(shù)量(4.0—10)×1012/L C.血小板的數(shù)量(100—300)×109/L D.血紅蛋白的數(shù)量(女)(110—140)g/L E.網(wǎng)織紅細(xì)胞占紅細(xì)胞總數(shù)0.5—1.5%