5 Questions
What is the function of the nervous system in animals?
The nervous system coordinates actions and sensory information by transmitting signals to and from different parts of the body.
When did nervous tissue first arise in organisms?
Nervous tissue first arose in wormlike organisms about 550 to 600 million years ago.
What are the two main parts of the vertebrate nervous system?
The central nervous system (CNS) and the peripheral nervous system (PNS).
What does the peripheral nervous system consist mainly of?
The peripheral nervous system consists mainly of nerves, which are enclosed bundles of long fibers or axons.
What are the nerves called that transmit signals from the brain?
Nerves that transmit signals from the brain are called motor nerves or efferent nerves.
Test your knowledge of the intricate nervous system with this quiz. Explore the functions, components, and evolution of the nervous system, from basic organisms to complex animals.
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