第一章 单元测试

1、单选题：
Which condition is not acute coronary syndrome?（ ）。
选项：
A:pulmonary embolism
B:ST-segment elevation myocardial infarction
C:non–ST-segment elevation myocardial infarction
D:unstable angina
答案: 【pulmonary embolism】

2、单选题：
Which physical finding is not correspond to acute coronary syndrome?（ ）。
选项：
A:diaphoresis
B:signs of left heart failure
C:hypertension
D:Babinski sign positive
答案: 【Babinski sign positive】

3、单选题：
Which potential complication is not correspond to acute coronary syndrome?（ ）。
选项：
A:rupture of the papillary muscle
B:left ventricular free wall, and ventricular septum
C:stroke
D:pulmonary edema
答案: 【stroke】

4、单选题：
Which of the following is accurate about the etiology of ACS?（ ）。
选项：
A:most cases of ACS occur from a previously severe lesion
B:most cases of ACS occur from disruption of a previously nonsevere lesion
C:most cases of ACS occur from a gradually worsening severe lesion
D:most cases of ACS occur from a previously stable plague
答案: 【most cases of ACS occur from disruption of a previously nonsevere lesion】

5、单选题：
Which of the following is accurate about the time limit of door to balloon time for patient with STEMI?（ ）。
选项：
A:within 2 hours
B:within 24 hours
C:within 90 minitues
D:depends on the risk stratification of patients
答案: 【within 90 minitues】

第二章 单元测试

1、单选题：
Which of the following is accurate about atrial fibrillation?（ ）。
选项：
A:atrial fibrillation has no association with other cardiovascular diseases
B:atrial fibrillation is characterized by an regular and often rapid heartbeat
C:the exact mechanisms by which cardiovascular risk factors predispose to AF are fully understood
D:catecholamine excess, hemodynamic stress, atrial ischemia, atrial inflammation, metabolic stress, and neurohumoral cascade activation are all purported to promote AF
答案: 【catecholamine excess, hemodynamic stress, atrial ischemia, atrial inflammation, metabolic stress, and neurohumoral cascade activation are all purported to promote AF】

2、单选题：
Which of the following is not accurate about the classification of atrial fibrillation?（ ）。
选项：
A:persistent AF: episodes of AF that last more than 7 days and may require either pharmacologic or electrical intervention to terminate
B:permanent AF: when both patient and clinician have decided to abort any further restoration strategies after shared clinical decision making
C:paroxysmal AF: episodes of AF that terminate spontaneously within 7 days
D:long-standing persistent AF: AF that has persisted for more than 1 month
答案: 【long-standing persistent AF: AF that has persisted for more than 1 month】

3、单选题：
Which of the following is not accurate about the consideration to use a rhythm-control or a rate-control strategy for atrial fibrillation?（ ）。
选项：
A:likelihood of maintaining sinus rhythm after successful cardioversion
B:presence of comorbidities
C:candidacy for AF ablation
D:risk of stroke
答案: 【risk of stroke】

4、单选题：
Which of the following is not accurate about the treatment for antithrombotic protection in patients with ACS and concomitant AF?（ ）。
选项：
A:most experts agree that aspirin therapy is beneficial for patients with AF who are at low risk for thrombotic events
B:An antithrombotic regimen comprising a P2Y12 inhibitor and a factor Xa inhibitor without aspirin has been shown to reduce bleeding risk in patients with AF and ACS
C:long-term oral anticoagulant therapy is recommended for patients with AF and a CHA2DS2-VASc score of at least 2 in men and at least 3 in women
D:long-term oral anticoagulant therapy should be considered in patients with AF and a CHA2DS2-VASc score of 1 in men and 2 in women
答案: 【most experts agree that aspirin therapy is beneficial for patients with AF who are at low risk for thrombotic events】

5、单选题：
Which of the following is not accurate about the 2023 ACC/AHA/ACCP/HRS Guideline for AF?（ ）。
选项：
A:the guideline upgrades its recommendation of left atrial appendage occlusion devices to a higher Class 2a level based on additional data on safety and efficacy
B:catheter ablation of AF receives a Class 1 indication as first-line therapy in appropriately selected patients with heart failure with reduced ejection fraction
C:it offers a Class 1 indication for antiarrhythmic drug therapy
D:antiarrhythmic drugs are reasonable for long-term maintenance of sinus rhythm for patients with AF who are not candidates for catheter ablation, who decline it, or who prefer it
答案: 【it offers a Class 1 indication for antiarrhythmic drug therapy】