不作为骨吸收标志物的是() ["A．胶原交联","B．骨钙素","C．耐酒石酸酸性磷酸酶","D．尿羟脯氨酸","E．尿半乳糖羟赖氨酸"]
胃酸缺乏常见于() ["A．慢性胆囊炎等","B．十二指肠球部溃疡","C．胃泌素瘤","D．幽门梗阻","E．恶性贫血"]
反映骨吸收的标志物是() ["A．Ⅰ型胶原C-端前肽","B．骨性碱性磷酸酶","C．交联区C-端肽","D．骨钙素","E．谷骨氨酰基蛋白"]
眶下间隙感染()咬肌间隙感染()边缘性骨髓炎() ["A．下颌第1磨牙根尖感染可引起","B．智齿冠周炎可引起","C．两者均有","D．两者均无"]
PTH对骨的作用是() ["A．抑制破骨细胞活性","B．促进前破骨细胞和间质细胞转化为破骨细胞","C．促进前成骨细胞和间质细胞转化为成骨细胞","D．抑制前成骨细胞和间质细胞转化为成骨细胞","E．抑制前破骨细胞和间质细胞转化为破骨细胞"]
边缘性颌骨骨髓炎主要是()婴幼儿上颌骨骨髓炎主要是()放射性颌骨坏死()婴幼儿化脓性淋巴结炎()
