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【单选题】
某登山爱好者不幸遭遇雪崩,被雪掩埋冻晕后获救。由于低温和代谢抑制会影响细胞的钠-钾泵活动,此幸存者的骨骼肌细胞电活动可能出现的变化是
A.
静息电位值增大，动作电位幅度减小
B.
静息电位值减小，动作电位幅度增大
C.
静息电位值增大，动作电位幅度增大
D.
静息电位绝对值减小，动作电位幅度减小
E.
静息电位绝对值不变，动作电位幅度不变
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参考答案：
举一反三
【单选题】A car is made up of more than 30,000parts. Each part in a new car is as weak as a baby. So a new car requires proper care and servicing. If you’re unfamiliar with the parts, you have to read through t...
A.
To get familiar with the parts of a new car, the owner should _______. regard the car as a newborn baby
B.
have the car serviced before driving it
C.
read through the instructions carefully
D.
examine all of the parts of the new car
查看完整题目与答案
【简答题】Rédigez une phrase à partir de deux titres de presse donnés en utilisant l'expression de cause entre parenthèses et le temps donné. Départs en vacances - Embouteillages sur les routes (entraîner) (pas...
查看完整题目与答案
【单选题】30岁产妇,剖宫产后阴道出血,关于产后出血的概念是指
A.
胎儿娩出后12小时阴道出血量超过500ml
B.
胎盘娩出后24小时阴道出血量超过500ml
C.
胎盘娩出后12小时阴道出血量超过500ml
D.
胎儿娩出后24小时阴道出血量超过500ml
E.
阴道出血量超过500ml
查看完整题目与答案
【单选题】De _______ parts, des cris se jetaient.
A.
tout
B.
toute
C.
tous
D.
toutes
查看完整题目与答案
【单选题】There was a big demand for accountants in the 1980s, and many graduates entered the ______ at this time.
A.
post
B.
profession
C.
vacation
D.
career
查看完整题目与答案
【单选题】Li Lei and Tom _____ the big house. [     ]
A.
entered
B.
entered into
C.
entered to
D.
entered in
查看完整题目与答案
【单选题】Dao De Jing consists of _____ chapters with about 5,000 characters and is divided into _____ parts.
A.
90,3
B.
86, 2
C.
81,2
D.
81,3
查看完整题目与答案
【简答题】Complétez le texte avec les mots suivants : augmentation, la plupart de(s), progression, passer, pourcentage Le des Français qui partent en vacances d'hiver est en constante. En effet, il de 15 à 25% ...
查看完整题目与答案
【单选题】The US formally entered the Second World War in ____.
A.
1937
B.
1939
C.
1941
D.
1943
查看完整题目与答案
【判断题】The shaded pole principle is used to provide a time de­lay in the decay of flux in dc coils, and to prevent chat­ter and wear in the moving parts of ac magnets.
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】A car is made up of more than 30,000parts. Each part in a new car is as weak as a baby. So a new car requires proper care and servicing. If you’re unfamiliar with the parts, you have to read through t...
A.
To get familiar with the parts of a new car, the owner should _______. regard the car as a newborn baby
B.
have the car serviced before driving it
C.
read through the instructions carefully
D.
examine all of the parts of the new car
查看完整题目与答案
【简答题】Rédigez une phrase à partir de deux titres de presse donnés en utilisant l'expression de cause entre parenthèses et le temps donné. Départs en vacances - Embouteillages sur les routes (entraîner) (pas...
查看完整题目与答案
【单选题】30岁产妇,剖宫产后阴道出血,关于产后出血的概念是指
A.
胎儿娩出后12小时阴道出血量超过500ml
B.
胎盘娩出后24小时阴道出血量超过500ml
C.
胎盘娩出后12小时阴道出血量超过500ml
D.
胎儿娩出后24小时阴道出血量超过500ml
E.
阴道出血量超过500ml
查看完整题目与答案
【单选题】De _______ parts, des cris se jetaient.
A.
tout
B.
toute
C.
tous
D.
toutes
查看完整题目与答案
【单选题】There was a big demand for accountants in the 1980s, and many graduates entered the ______ at this time.
A.
post
B.
profession
C.
vacation
D.
career
查看完整题目与答案
【单选题】Li Lei and Tom _____ the big house. [     ]
A.
entered
B.
entered into
C.
entered to
D.
entered in
查看完整题目与答案
【单选题】Dao De Jing consists of _____ chapters with about 5,000 characters and is divided into _____ parts.
A.
90,3
B.
86, 2
C.
81,2
D.
81,3
查看完整题目与答案
【简答题】Complétez le texte avec les mots suivants : augmentation, la plupart de(s), progression, passer, pourcentage Le des Français qui partent en vacances d'hiver est en constante. En effet, il de 15 à 25% ...
查看完整题目与答案
【单选题】The US formally entered the Second World War in ____.
A.
1937
B.
1939
C.
1941
D.
1943
查看完整题目与答案
【判断题】The shaded pole principle is used to provide a time de­lay in the decay of flux in dc coils, and to prevent chat­ter and wear in the moving parts of ac magnets.
A.
正确
B.
错误
查看完整题目与答案
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