主要用于预防Ⅰ型变态反应所致哮喘的药物是() ["氨茶碱","肾上腺素","特布他林","色甘酸钠","异丙肾上腺素"]
位于三角肌与胸大肌间沟内。() ["腹股沟深淋巴结","锁骨上淋巴结","腹股沟浅淋巴结","锁骨下淋巴结","肠系膜淋巴结"]
骨折的易发部位() ["肱骨外科颈","尺骨粗隆","髂嵴","坐骨棘","耻骨梳"]
提示支气管哮喘患者病情危重的是() ["呼气相延长","脉压增加","呼吸性碱中毒","胸腹矛盾运动","烦躁不安"]
氨基酸脱氨基后能生成()。 ["乳酸","CO
2和H
2O","α-酮酸","乙酰CoA","丙酮酸"]
LED(Light Emitting Diode),中文名叫发光二极管,是一种固态的半导体器件,它可以直接把()。