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Questions and Answers
What is the basic unit of the nervous system?
What is the basic unit of the nervous system?
- Neurons (correct)
- Neuroglia
- Axons
- Dendrites
What type of stimuli may provoke neuron activity?
What type of stimuli may provoke neuron activity?
- Sensory stimuli
- Emotional stimuli
- Chemical stimuli (correct)
- Visual stimuli
What do dendrites do in a neuron?
What do dendrites do in a neuron?
- Extend from the central cell body
- Receive impulses from other cells (correct)
- Transmit nerve impulses
- Conduct impulses away from the cell body
What are axons responsible for in a neuron?
What are axons responsible for in a neuron?
Which type of cells are the conducting cells of the nervous system?
Which type of cells are the conducting cells of the nervous system?
Neurons receive and transmit electrochemical nerve impulses through threadlike nerve fibers called dendrites.
Neurons receive and transmit electrochemical nerve impulses through threadlike nerve fibers called dendrites.
The nervous system coordinates all body functions, enabling a person to adapt to changes in external environments only.
The nervous system coordinates all body functions, enabling a person to adapt to changes in external environments only.
Neuroglia are the conducting cells of the nervous system.
Neuroglia are the conducting cells of the nervous system.
Neuron activity may only be provoked by chemical stimuli.
Neuron activity may only be provoked by chemical stimuli.
What are the two main types of cells in the nervous system?
What are the two main types of cells in the nervous system?
Axons conduct nerve impulses toward the cell body.
Axons conduct nerve impulses toward the cell body.
What is the function of dendrites in a neuron?
What is the function of dendrites in a neuron?
What stimuli may provoke neuron activity?
What stimuli may provoke neuron activity?
How does the nervous system enable a person to adapt to changes in the internal and external environments?
How does the nervous system enable a person to adapt to changes in the internal and external environments?
What is the basic unit of the nervous system?
What is the basic unit of the nervous system?
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