Neuron Structure Worksheet
Explore the fundamental components and functions of a neuron, the basic unit of the nervous system.
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Neuron Structure Worksheet
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Refer to the diagram provided for assistance.
Observe the diagram of a neuron below. Label the indicated parts (A, B, C, D, E) with their correct names.
A.
B.
C.
D.
E.
1. Which part of the neuron is responsible for receiving signals from other neurons?
Axon
Dendrite
Cell body
Myelin sheath
2. What is the primary function of the myelin sheath?
To produce neurotransmitters
To provide structural support
To insulate the axon and speed up signal transmission
To generate electrical impulses
1. The is the long, slender projection of a nerve cell that conducts electrical impulses away from the cell body.
2. Gaps in the myelin sheath along the axon are called the .
3. Neurotransmitters are released from the .
1. All neurons have a myelin sheath.
True
False
2. The cell body of a neuron is also known as the soma.
True
False
1. Briefly describe the role of dendrites in neuron function.
2. Explain how the structure of an axon contributes to the efficient transmission of nerve impulses.
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