Peter sent his résumé to many companies and he answered many Internet postings. Now he is waiting for someone to call him about a job. According to Bolles, Peter is .
A. making a mistake
B. doing the right thing
女性,50岁,患心绞痛2年余,因情绪激动突然发作比以前严重的胸痛,疑为急性心肌梗死,以下哪项实验室检查最有诊断价值
A. ST段明显下移
B. T波明显倒置
C. ST段明显抬高
D. 血中肌红蛋白增高
E. GPT升高
心肌梗死多发生在
A. 左心室前壁、心尖部及室间隔前2/3及前内乳头肌
B. 右心室前壁
C. 左心房
D. 右心房
E. 室间隔后1/3
男性,72岁,夜间睡眠中突感心前区疼痛,持续半小时不能缓解,继之出现呼吸困难不能平卧,应考虑诊断为
A. 稳定性心绞痛
B. 劳累性心绞痛
C. 变异性心绞痛
D. 急性心肌梗死
E. 高血压性心脏病