单选题休克的主要问题是

单选题下列脾破裂的处理不正确的是

单选题B超诊断梗阻性黄疸的最直接证据是A．肝内胆管普遍扩张，胆总管直径1.5cm。肝内多发中低回声B．胰头部有3cm×4cm×5cm大小的中低回声区C．胆囊大小3.5cm×6.5cmD．胆囊内强回声伴声影E．胰管直径0.4cm

单选题男，43岁，左下胸部外伤后出现腹痛，全腹压痛，移动性浊音，血压80/50mmHg，考虑脾破裂，输液抗休克同时积极手术剖腹探查。术中输血纠正休克，术中证实脾破裂，给予脾切除，但血压持续下降．并且术野广泛渗血，尿液呈咖啡色，患者可能发生了

单选题有关骨髓炎，下列哪种说法错误

单选题直肠、肛管的长度是

单选题College sports in the United States are a huge deal. Almost all major American universities have football, baseball, basketball and hockey programs, and (1) millions of dollars each year to sports. Most of them earn millions (2) as well, in television revenues, sponsorships. They also benefit (3) from the added publicity they get via their teams. Big-name universities (4) each other in the most popular sports. Football games at Michigan regularly (5) crowds of over 20, 000. Basketball’s national collegiate championship game is a TV (6) on a par with any other sporting event in the United States, (7) perhaps the Super Bowl itself. At any given time during fall or winter one can (8) one’s TV set and see the top athletic programs — from schools like Michigan, UCLA, Duke and Stanford — (9) in front of packed houses and national TV audiences. The athletes themselves are (10) and provided with scholarships. College coaches identify (11) teenagers and then go into high schools to (12) the country’s best players to attend their universities. There are strict rules about (13) coaches can recruit — no recruiting calls after 9 p. m., only one official visit to a campus — but they are often bent and sometimes (14) . Top college football programs (15) scholarships to 20 or 30 players each year, and those student-athletes, when they arrive (16) campus, receive free housing, tuition, meals, books, etc. In return, the players (17) the program in their sport. Football players at top colleges (18) two hours a day, four days a week from January to April. In summer, it’s back to strength and agility training four days a week until mid-August, when camp (19) and preparation for the opening of the September-to-December season begins (20) . During the season, practices last two or three hours a day from Tuesday to Friday. Saturday is game day. Mondays are an officially mandated day of rest.

单选题局麻手术中，可以在局麻药中加入肾上腺素的患者是

单选题下列关于急进性肾小球肾炎临床特点的叙述中，正确的有A．以急性肾炎综合征起病B．早期出现少尿或无尿C．进行性肾功能恶化D．常伴有巾度贫血

单选题男性，马车翻车时砸伤下腹部，查体：耻骨联合处压痛，挤压试验阳性，膀胱胀满，橡皮导尿管插入一定深度未引出尿液，导尿管尖端见血迹，此时应考虑

单选题下列能够确诊食管癌的是

单选题急性胰腺炎炎症波及整个胰腺，主要表现为（ ）

单选题目前高选择性迷走神经切断术用于治疗十二指肠球部溃疡的主要缺点是

单选题一年轻患者左锁骨中线第4肋间被刀刺伤，伤口溢鲜血，血压10．6 kPa(80／60mmHg)，心率130次／分，呼吸40次／分，心前区搏动减弱，颈静脉怒张，治疗的关键措施是

单选题导致破伤风症状的毒素是

单选题关于病人手术区的准备下列哪项是不正确的A．碘酒、酒精涂擦皮肤应包括手术切口周围15cmB．一律应白手术区中心部向四刷涂擦C．铺巾顺序：先铺操作者对面或铺相对不洁区，最后铺靠近操作者的一侧，手术中位置不准确时只能由手术区向外移不应向内移动D．大单头端应盖过麻醉架，两侧和足端应垂下超过手术床边30cm

单选题此病人最不宜行下列哪项检查

单选题A．消灭一切活的微生物B．消灭病原体和其他有害微生物C．消灭细菌和病毒D．消灭芽胞

单选题与免疫复合物无关的肾小球肾炎是

单选题有关腹膜的叙述，哪项正确A．腹膜是由上皮细胞组成的一层薄膜B．网膜不是腹膜形成的C．腹膜的面积约1m2D．壁腹膜主要受肋间神经和腰神经支配，痛觉敏感，定位准确E．盆腔腹膜较其他部位吸收力更强