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【多选题】
下列关于个人独资企业的说法哪些是正确的?（ ）。A.
个人独资企业以其主要办事机构所在地为住所
B.
个人独资企业的投资人以其个人财产对企业债务承担无限责任
C.
个人独资企业不设工会
D.
个人独资企业不能设分支机构
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】High concentrations of H2S gas are most dangerous to personnel because they can ______.
A.
cause involuntary muscle contractions
B.
paralyze your breathing system
C.
cause eye inflammation
D.
cause dizziness
【单选题】________ acts on the smooth muscle of the uterus and mammary glands, causing uterine contractions during labor and promoting milk release during lactation.
A.
Vasopressin
B.
Oxytocin
C.
Prostaglandin H 2
D.
Growth hormone
【单选题】What is mainly responsible for the delay between the atrial and ventricular contractions?
A.
the shallow slope of AV node pacemaker potentials
B.
slow action potential conduction velocity of AV node cells
C.
slow action potential conduction velocity along atrial muscle cell membranes
D.
slow action potential conduction in the Purkinje network of the ventricles
E.
greater parasympathetic nerve firing to the ventricles than to the atria
【判断题】Cardiac muscle cannot undergo summation of contractions because it has a very long refractory period.
A.
正确
B.
错误
【简答题】Muscle contractions called hypnic myoclonia are often preceded by a sensation of starting to fall. (para.4)
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