大量不保留灌肠时,灌肠简液面高出肛门的适宜距离是() ["A.7~10Cm","B.15~20Cm","C.20~30Cm","D.30~40Cm","E.40~60Cm"]
UPPP的并发症主要有哪些() ["A.出血","B.上气道梗阻","C.腭咽关闭不全","D.声嘶","E.咽腔干燥"]
新生儿出血症根据临床表现可分为______________、__________________、________________。
关于脉络膜黑色素瘤的描述,哪项是错误的() ["A.是成年人最常见的眼内恶性肿瘤","B.居眼内恶性肿瘤的第2位","C.在葡萄膜肿瘤中占61.5%","D.视力减退或视野缺损","E.白瞳孔是最常见的体征"]
某人的血清中存在两种不同的抗体即抗A和抗B,此人的血型为() ["A.A型","B.B型","C.O型","D.AB型","E.Rh型"]
新生儿感染性肺炎有________________________、____________________________________以及______________________________。