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【单选题】
( )年,将每年的3月15日确定为国际消费者权益保护日。
A.
1960
B.
1980
C.
1983
D.
1987
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参考答案：
举一反三
【判断题】凸轮轴下置式应用与大多数载货汽车和大中型客车发动机上。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which one is correct about the AP conduction velocity of nerve fiber
A.
Increase of the temperature within physiological limit will increase the conduction velocity.
B.
The fiber with big diameter always conduct faster.
C.
The increase of extracellular K+ will increse the conduction velocity
D.
Myelination of nerve fiber always decreases the conduciton velocity.
E.
Anesthesia do not influence the conduction velocity.
查看完整题目与答案
【判断题】城市应急处理需要多部门通力配合,需要协同作战。()
A.
正确
B.
错误
查看完整题目与答案
【简答题】以下露天开采程序正确的是()。 A掘段沟、掘沟、水平外扩、掘沟 B掘沟、水平外扩、掘段沟、掘沟 C掘沟、水平外扩、掘沟、掘段沟 D掘沟、掘段沟、水平外扩、再掘沟
查看完整题目与答案
【单选题】Which one is correct about the AP conduction velocity of nerve fiber
A.
The fiber with big diameter always conduct faster.
B.
The increase of extracellular K+ will increse the conduction velocity
C.
Myelination of nerve fiber always decreases the conduciton velocity.
D.
Increase of the temperature within physiological limit will increase the conduction velocity.
E.
Anesthesia do not influence the conduction velocity.
查看完整题目与答案
【单选题】Which of the following nerve fibers belong to the adrenergic nerve fiber in PNS?
A.
Somatic nerve fibers
B.
all preganglionic fibers of ANS
C.
all Parasympathetic postganglionic fibers
D.
Most of sympathetic postganglionic fiber
查看完整题目与答案
【简答题】男性，75岁。以往无高血压史，因感冒发现血压为180/80mmHg。3天后复查血压为165/86mmHg，超声心动图正常。肝肾功能正常。本例诊断应考虑是A、临界高血压 B、混合型高血压 C、收缩期高血压 D、肾动脉硬化性高血压 E、神经性高血压 本例血压增高的可能原因是A、正常人年龄差异 B、心脏顺应性降低 C、大动脉弹性减退，顺应性降低 D、老年性肾素增高 E、感冒诱发 经降压药物治疗，某日小便...
查看完整题目与答案
【多选题】The factors that influence the AP conduction velocity on nerve fiber include
A.
thickness of the myelin shealth.
B.
myelinated or not
C.
diameter of the fiber
D.
temperature
E.
strength of the stimulation
查看完整题目与答案
【单选题】In the sciatic nerve - sartorius experiments, the fatigue of muscle contraction after successive stimulation of nerve fiber is caused by
A.
the inhibition of the signal transmission at neuro-muscle junction.
B.
the decrease of the action potential amplitude.
C.
the decreae of the speed action potential propagates on the nerve fiber.
D.
the low excitability of the muscle.
E.
the decreased efficiency of the signal transmission at triad of the sarcolemma.
查看完整题目与答案
【单选题】which one has no direct relation with conduction velocity of the nerve fiber
A.
temperature
B.
myelin sheath
C.
nerve impulse
D.
the length of nerve fiber
查看完整题目与答案
相关题目：
【判断题】凸轮轴下置式应用与大多数载货汽车和大中型客车发动机上。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which one is correct about the AP conduction velocity of nerve fiber
A.
Increase of the temperature within physiological limit will increase the conduction velocity.
B.
The fiber with big diameter always conduct faster.
C.
The increase of extracellular K+ will increse the conduction velocity
D.
Myelination of nerve fiber always decreases the conduciton velocity.
E.
Anesthesia do not influence the conduction velocity.
查看完整题目与答案
【判断题】城市应急处理需要多部门通力配合,需要协同作战。()
A.
正确
B.
错误
查看完整题目与答案
【简答题】以下露天开采程序正确的是()。 A掘段沟、掘沟、水平外扩、掘沟 B掘沟、水平外扩、掘段沟、掘沟 C掘沟、水平外扩、掘沟、掘段沟 D掘沟、掘段沟、水平外扩、再掘沟
查看完整题目与答案
【单选题】Which one is correct about the AP conduction velocity of nerve fiber
A.
The fiber with big diameter always conduct faster.
B.
The increase of extracellular K+ will increse the conduction velocity
C.
Myelination of nerve fiber always decreases the conduciton velocity.
D.
Increase of the temperature within physiological limit will increase the conduction velocity.
E.
Anesthesia do not influence the conduction velocity.
查看完整题目与答案
【单选题】Which of the following nerve fibers belong to the adrenergic nerve fiber in PNS?
A.
Somatic nerve fibers
B.
all preganglionic fibers of ANS
C.
all Parasympathetic postganglionic fibers
D.
Most of sympathetic postganglionic fiber
查看完整题目与答案
【简答题】男性，75岁。以往无高血压史，因感冒发现血压为180/80mmHg。3天后复查血压为165/86mmHg，超声心动图正常。肝肾功能正常。本例诊断应考虑是A、临界高血压 B、混合型高血压 C、收缩期高血压 D、肾动脉硬化性高血压 E、神经性高血压 本例血压增高的可能原因是A、正常人年龄差异 B、心脏顺应性降低 C、大动脉弹性减退，顺应性降低 D、老年性肾素增高 E、感冒诱发 经降压药物治疗，某日小便...
查看完整题目与答案
【多选题】The factors that influence the AP conduction velocity on nerve fiber include
A.
thickness of the myelin shealth.
B.
myelinated or not
C.
diameter of the fiber
D.
temperature
E.
strength of the stimulation
查看完整题目与答案
【单选题】In the sciatic nerve - sartorius experiments, the fatigue of muscle contraction after successive stimulation of nerve fiber is caused by
A.
the inhibition of the signal transmission at neuro-muscle junction.
B.
the decrease of the action potential amplitude.
C.
the decreae of the speed action potential propagates on the nerve fiber.
D.
the low excitability of the muscle.
E.
the decreased efficiency of the signal transmission at triad of the sarcolemma.
查看完整题目与答案
【单选题】which one has no direct relation with conduction velocity of the nerve fiber
A.
temperature
B.
myelin sheath
C.
nerve impulse
D.
the length of nerve fiber
查看完整题目与答案
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