第 1 题
1 分What are the two main components that make up the Central Nervous System (CNS)?
AQA GCSE · Biology 8461
The human nervous system：练习题
5 道选择题即时批改，另有 2 道文字题附完整解题步骤，全部围绕「The human nervous system」。
7 道题目13 分免费，无需注册
第 2 题
1 分In a reflex arc, what is the specific function of a relay neurone?
第 3 题
1 分In a reflex arc, what is the specific role of a synapse?
第 4 题
1 分What occurs during accommodation when the eye focuses on a distant object?
第 5 题
1 分During accommodation to focus on a near object, which of the following changes occur in the eye?
第 6 题
3 分Describe two characteristics of a reflex action and explain why these actions are vital for an organism's survival.
先自己写一遍答案，再对照解题步骤。
第 7 题
5 分The diagram shows the pathway of a reflex arc when a person accidentally touches a hot object.
a) Information from receptors passes along cells as electrical impulses to the central nervous system (CNS). Name the two parts of the human body that make up the CNS.
b) Complete the sequence for the reflex arc shown in the diagram:
stimulus → receptor → sensory neurone → __________ → __________ → effector → response.
c) Reflex actions are described as automatic and rapid. Explain why these actions do not involve the conscious part of the brain and why this is a survival advantage.
先自己写一遍答案，再对照解题步骤。
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