Neuron Structure and Function Worksheet
Explore the basic structure and function of a neuron, the fundamental unit of the nervous system, with this Grade 8 science worksheet.
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Neuron Structure and Function
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Read each question carefully and answer to the best of your ability. Refer to the provided diagram if necessary.
Observe the diagram of a neuron below:
1. The main function of a neuron is to transmit throughout the body.
2. The part of the neuron that receives signals from other neurons is called the .
3. The long, slender projection that carries signals away from the cell body is the .
4. The fatty layer that insulates the axon and speeds up signal transmission is the sheath.
1. Which of the following is NOT a main part of a neuron?
Dendrite
Axon
Stomach
Cell body
2. What is the primary role of the axon terminals?
Receive signals
Process information
Transmit signals to other neurons
Provide nutrition
1. Neurons are the only type of cell in the nervous system.
True
False
2. The myelin sheath helps electrical signals travel slower along the axon.
True
False
1. Briefly describe how a neuron transmits an electrical signal.
2. What is the difference between a sensory neuron and a motor neuron?