【名词&注释】
血管瘤(hemangioma)、良性肿瘤(benign tumor)、乳头状瘤(papilloma)、血液病(hematologic diseases)、鼻黏膜(nasal mucosa)、出血性息肉(bleeding polyp)、环状软骨板(lamina of cricoid cartilage)
[单选题]环杓关节的运动方式是:()
A. A.杓状软骨沿着环状软骨板(lamina of cricoid cartilage)上外缘滑动B.杓状软骨沿着环状软骨板(lamina of cricoid cartilage)上外缘转动C.杓状软骨沿着环状软骨弓上外缘滑动D.杓状软骨沿着环状软骨板(lamina of cricoid cartilage)下外缘转动E.杓状软骨沿着环状软骨板(lamina of cricoid cartilage)上外缘滑动和转动