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Questions and Answers
Which part of the nervous system is responsible for involuntary actions like heart rate and digestion?
Which part of the nervous system is responsible for involuntary actions like heart rate and digestion?
- Autonomic nervous system (correct)
- Peripheral nervous system
- Central nervous system
- Somatic nervous system
What is the main function of the nervous system?
What is the main function of the nervous system?
- Producing hormones for growth
- Regulating and coordinating body activities (correct)
- Supporting the skeletal system
- Aiding in digestion
What is the basic functional unit of the nervous system?
What is the basic functional unit of the nervous system?
- Glial cell
- Hormone
- Enzyme
- Neuron (correct)
Which part of the body is primarily responsible for coordinating the nervous system?
Which part of the body is primarily responsible for coordinating the nervous system?
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Which type of neuron transmits signals away from the central nervous system?
Which type of neuron transmits signals away from the central nervous system?
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What is the protective layer that surrounds the axon of a neuron called?
What is the protective layer that surrounds the axon of a neuron called?
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Study Notes
Nervous System Basics
- The autonomic nervous system is responsible for involuntary actions like heart rate and digestion.
Nervous System Functions
- The main function of the nervous system is to coordinate and integrate body functions.
Nervous System Structure
- The basic functional unit of the nervous system is the neuron.
Central Nervous System
- The brain is primarily responsible for coordinating the nervous system.
Neuron Types
- Motor neurons transmit signals away from the central nervous system.
Neuron Structure
- The protective layer that surrounds the axon of a neuron is called the myelin sheath.
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