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10 Questions

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Electricity and the Nervous System

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Questions and Answers

What is the basic structural unit of the nervous system?

Synapse

Neuron (correct)

Cell body

Axon

Which part of the nervous system controls various internal organs involuntarily?

Peripheral nervous system

Sensory somatic nervous system

Central nervous system

Autonomic nervous system (correct)

What transmits sensory information to the brain?

Motor nerves (efferent nerves)

Sensory nerves (afferent nerves) (correct)

Synapse

Axon

What causes the forces of muscles in the body?

Attraction and repulsion of electrical charges Signup and view all the answers

What receives electrical messages from other neurons through synapses?

Cell body Signup and view all the answers

What is the primary function of the electricity generated inside the body?

Control and operation of nerves, muscles, and organs Signup and view all the answers

What is the role of the autonomic nervous system?

Control various internal organs involuntarily Signup and view all the answers

What is the function of motor nerves (efferent nerves) in the peripheral nervous system?

Transmit information from the brain or spinal cord to the appropriate muscles or organ Signup and view all the answers

What does a neuron specialize in within the nervous system?

Reception, interpretation and transmission of electrical messages Signup and view all the answers

Why is there a potential difference around the membrane in nerves?

To transmit electrical signals along various nerves Signup and view all the answers