【单选题】患者,男,50岁。咳喘20余年,现咳嗽痰少,口燥咽干,形体消瘦,腰膝痠软,颧红盗汗,舌红少苔,脉细数。其病机是
【单选题】关于心绞痛叙述正确的是()
B.
是由冠状动脉供血不足,致使心肌急剧而短暂的缺血、缺氧引起的
【单选题】Mass communication _________________________________________.
A.
involves a direct sharing of experience between two people
B.
is the same as intrapersonal communication
C.
allows the most direct feedback of all types of communication
D.
is communication from one person or group of persons through a transmitting device to large audiences or markets
【单选题】患者,男,50岁。咳喘20余年,现咳嗽痰少,口燥咽干,形体消瘦,腰膝酸软,颧红盗汗,舌红少苔,脉细数。其临床意义是
【单选题】患者,男,50岁。咳喘20余年,现咳嗽痰少,口燥咽干,形体消瘦,腰膝疫软,颧红盗汗,舌红少苔,脉细数。其病机是( )。
【多选题】关于心绞痛的说法正确的是:
A.
休息时,心肌活动量减轻,血液供求矛盾解除,所以疼痛逐渐缓解
E.
硝酸甘油能缓解心绞痛,是由于它能够扩张冠状动脉,缓解心肌的血液供求矛盾
【简答题】根据生化反应和产生的色素不同,可将葡萄球菌分为 、 和 。
【单选题】An advantage of the functional approach to studying mass communication is that it __________________.
A.
provides a perspective to examine mass communication
B.
generates concepts that are helpful in understanding media behavior
C.
makes us aware of the diversity of gratifications provided by the media
【多选题】关于心绞痛的说法正确的是:
A.
临床上,疼痛多持续数分钟,一般不超过15分钟
C.
劳累和情绪激动时,可导致冠状动脉痉挛,使心肌供血不足,引发心绞痛