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搜题
【单选题】
下列哪些不属于急性冠脉综合征A.
下列哪些不属于急性冠脉综合征
B.
不稳定型心绞痛
C.
心肌梗死
D.
冠心病猝死
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】Which of these statements concerning positive feedback is correct?
A.
Positive-feedback responses maintain homeostasis.
B.
Positive-feedback responses occur continuously in healthy individuals.
C.
Birth is an example of a normally occurring positive-feedback mechanism.
D.
When the cardiac muscle receives an inadequate supply of blood, positive-feedback mechanisms increase blood flow to the heart.
E.
Medical therapy seeks to overcome illness by aiding positive-feedback mechanisms.