Nervous System

What is the basic structural and functional unit of the nervous system?

• Synapse
• Myelin
• Ganglion
• Neuron

What carries electrical signals between the brain and other parts of the body?

• Nerve fibers
• Receptors
• Axon
• Dendrites

What are the microscopic endings of nerves that detect stimuli?

• Nerve endings
• Synapse
• Neuron
• Plexus

What is the junction where one neuron communicates with another?

• Impulse
• Axon
• Ganglion
• Synapse

What type of nerve fibers carry signals to the central nervous system (CNS)?

• Neurilemma
• Dendrites
• Efferent nerve fibers
• Afferent nerve fibers

What type of nerve fibers transmit signals away from the CNS to muscles or glands?

• Synapse
• Afferent nerve fibers
• Receptor nerve fibers
• Efferent nerve fibers

What is the long projection of a neuron that transmits impulses?

• Receptor
• Axon
• Ganglion
• Dendrites

What is a group of nerve cell bodies located outside the CNS?

• Nerve endings
• Spinal cord
• Ganglion
• Synapse

What is the electric signal that travels along a neuron?

• Dendrites
• Plexus
• Impulse
• Myelin

What is the chemical substance that transmits signals across a synapse?

• Myelin
• Ganglion
• Neurotransmitter
• Neurilemma