拔腭侧断根时，牙根阻力突然消失，拔牙窝空虚，捏鼻鼓气时拔牙窝无气体溢出，可能为（）_口腔颌面外科_全学科试题题库

当前学科：口腔颌面外科

题目：单选
拔腭侧断根时，牙根阻力突然消失，拔牙窝空虚，捏鼻鼓气时拔牙窝无气体溢出，可能为（）
答案： <查看本题扣1积分>

查看答案

答案不对？请尝试站内搜索

推荐知识点:

下列选项中不属于我国公民基本权利的是（）

序数效用论者把()结合在一起来说明消费者均衡。

患者，女，25岁，小便黄赤灼热，尿血鲜红，伴有心烦口渴，面赤口疮，夜寐不安，舌红脉数，宜选用（）

工会工作人员违反《工会法》规定，损害职工或者工会权益的，由（）或者责令改正，或者予以处分。

回答题: Exercise Being Good or BadCan exercise be a bad thing? Sudden death during or soon after strenuous exertion on the squash court or on the army training grounds, is not unheard of. 51 trained marathon runners are not immune to fatal heart attacks. But no one knows just 52 common these sudden deaths linked to exercise are. The registration andinvestigation of such 53 is very patchy; only a national survey could determine the true 54 of sudden deaths in sports. But the climate of medical opinion is shifting in 55 of exercise, for the person recovering from a heart attack as 56 as the average lazy individual. Training can help the victim of a heart attack bylowering the 57 of oxygen the heart needs at any given level of work 58 the patient can do more before reaching the point where chest pains indicate a heart starved of oxygen. The question is, should middle-aged people, 59 .particular, be screened for signs of heart disease before 60 vigorous exercise?Most cases of sudden death in sport are caused by lethal arrhythmias in the beating of the heart, often in people 61 undiagnosed coronary heart disease. In North America 62 over 35 is advised to have a physical check-up and even an exercise electrocardiogram. The British, on the whole, think all this testing isunnecessary. Not many people die from exercise, 63 , and ECGs ( 心电图 ) are notoriously inaccurate. However, two medical cardiologists at the Victoria Infirmary in Glasgow, advocate screening by exercise ECG for people over 40, or younger people 64 at risk of developing coronary heart disease. Individuals showing a particular abnormality in their ECGs 65 , they say, a 10 to 20 times greater risk of subsequently developing signs of coronary heart disease, or of sudden death.第51题应选：

动态造词的规则中不正确的表述是（）。

装置吹扫时要注意（）。

施工方案的内容性审查中，应重点审查施工方案是否具有（）。

脱异丁烷塔侧线输出的物料是（）。

以下属于市场法优点的是（）。