【单选题】Which of the following is true regarding the action potential of skeletal muscle?
A.
It spreads inward to all parts of the muscle via the T-tubules
B.
It has a prolonged plateau phase
C.
It causes the immediate uptake of Ca2+ into the lateral sacs of the sarcoplasmic reticulum
D.
It is longer than the action potential of cardiac muscle
E.
It is not essential for contraction
【单选题】广东的戏曲剧种多样,以粤剧、潮剧、 三种流行最广、影响最大、观众最多。
【简答题】Translate the following paragraph into Chinese. Nature does not give the crown of its approbation, namely, Beauty, to any action or emblem or actor but to one which combines both these elements; not t...
【单选题】唐玄奘“西天取经”的“经”,最后存放在下列哪处历史古迹中?
【单选题】在常用的螺旋传动中,传动效率最高的螺纹是()螺纹。
【多选题】下列选项中属于影响人际吸引的主要因素的是( )。
【单选题】假如仲裁庭的组成情况为:甲公司选定A仲裁员,乙加工厂选定B仲裁员,仲裁委员会主任指定C仲裁员,当仲裁完毕后,仲裁裁决应该如何作出?( )
B.
如果A、C仲裁员意见一致,B仲裁员意见不同,则仲裁裁决应当按照A、C仲裁员的意见作出,B仲裁员的不同意见可以记入笔录
C.
仲裁裁决应当按照C仲裁员的意见作出,A、B仲裁员的不同意见可以记入笔录
D.
当A、B、C仲裁员不能形成一致意见时,裁决应当按照C仲裁员的意见作出