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【判断题】
阿胶切成的立方块传统上称 “丁”。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】The opening of atrioventricular valve can be seen in: ()
A.
isovolumic shrinkage at the end of the period
B.
ventricular systolic period beginning
C.
isovolumic diastolic period beginning
D.
isovolumic systolic period beginning
E.
isovolumic diastolic period end
【简答题】房室(传导)延搁(atrioventricular delay)
【单选题】Physiological significance of atrioventricular delay
A.
Widen P wave
B.
Widen the QRS wave
C.
Prolong the effective refractory period of ventricular muscle
D.
so that the atria and ventricles do not overlap
【多选题】以下快捷键中，与Shift+Del、Ctrl+Del键对应的是（）
A.
+{DELETE}、+{DEL}
B.
+{DEL}、+{DEL}
C.
+{DELETE}、^{DELETE}
D.
+{DEL}、^{DELETE}
【简答题】Le Saga del cuochi del Sangro
【简答题】atrioventricular delay
【简答题】房室延搁(atrioventricular delay)
【单选题】The physiological significance of atrioventricular delay is: ()
A.
makes the ventricular muscle not produce complete tetanic contraction
B.
strengthens the contractile force
C.
prolongs the effective refractory period of the ventricular muscle
D.
makes the atrium and the ventricle not contract at the same time
E.
increases the amplitude of the action potential of the ventricular muscle
【简答题】La Saga del Cuochi del Sangro
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