【填空题】AV Clip 22: Exercise Guidelines AV 22 Exercise Guidelines_081007.avi Watch the video clip three times and complete the following passage by filling in each blank with the word from the video clip. The government is calling its new exercise guideline “the most comprehensive of their kind.” Specific (1)________to Americans, and how much and what type of exercise they should be getting to maintain life-long health. They recommend that the adults get at least 150 minutes of (2)_________exercise per week. This includes activities such as walking, raking leaves or taking a (3)________bike ride. Alternatively, adults can opt for just 75 minute a week of a vigorous activity such running, aerobic dancing or (4)_________arts. The government also recommends that adults participate in at least two days per week of (5)_________strengthening activities, which can include formal weight training, but also be household chores that involve lifting sizable objects. Children should get more than (6)_________the amount of exercises as adults, around 60 minutes per day of moderate activity. Kids also need muscle strengthening and bone strengthening activities. Examples include pull-ups, jumping (7)___________or backyard basketball. Senior adults should keep as active as possible to maintain strength, and when possible, do (8)_________exercises, such as standing on one leg.
第1题
【简答题】1.【跟BBC学英语011】How to prepare for an interview - 01 -(Av5222296,P1).Flv Based on Anna’s resume, does the employer have a good first impression of her?
第5题
A.心电图监护
B.溶栓治疗
C.静脉注射吗啡
D.静滴利多卡因
E.静滴硝酸甘油
第6题
女性,70岁,心绞痛发作持续3小时,含硝酸甘油无效来院急诊,心电图示Ⅱ、Ⅲ、aVF导联ST段呈弓背向上型抬高6mm,V1~3导联ST段水平型压低4mm,偶发室性期前收缩1次,拟诊急性心肌梗死人院
此时最合适的处理是
A.心电图监护
B.溶栓治疗
C.静脉注射吗啡
D.静滴利多卡因
E.静滴硝酸甘油
第8题
A.病理性Q波或QS波,ST段抬高,T波倒置
B.心电图除aVR导联外,其他导联均呈弓背向下型抬高、T波倒置,无异常Q波出现
C.V1、V2、V3导联呈QS型,ST段抬高,T波双向
D.病理性Q波已发生半年,ST段仍持续抬高
E.Ⅱ、Ⅲ、aVF、V5-6导联中Q波深而不宽
103.急性前间壁心肌梗死心电图表现是
104.急性心肌梗死的心电图表现是
第9题
患者男性,73岁,心绞痛发作持续3小时,含硝酸甘油无效,心电图示Ⅱ、Ⅲ、aVF导联呈弓背样抬高6mm,V1~V3导联ST-T段压低4mm,偶发室性早搏1次,诊断为急性心肌梗死。
该患者最恰当的处理是 查看材料
A.溶栓治疗
B.心电监护
C.静脉注射吗啡
D.静脉滴注利多卡因
E.静脉滴注极化渗液
第10题
(1)输出电压平均值VO1(AV)和VO2(AV)各为多少?
(2)各二极管承受的最大反向电压为多少?
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