20 Questions
Which term refers to the brief electrical signal that travels along the membrane of a neuron or muscle cell?
Action potential
Which term refers to nerve fibers that carry sensory information from the body to the central nervous system (CNS)?
Afferent
Which of the following terms is associated with nerve fibers that carry motor commands from the CNS to muscles and glands?
Efferent
What process involves a change in the electrical potential across the membrane of a neuron?
Depolarize
Which term refers to the fatty substance that insulates and speeds up the conduction of nerve impulses along axons?
Myelin
What is the term for an automatic and involuntary response to a stimulus?
Reflex
Which term describes the voltage difference across the cell membrane of a resting neuron?
Resting membrane potential
What is the specialized junction between two nerve cells where they communicate with each other?
Synapse
Which term refers to the pathways in the spinal cord that transmit signals from the brain to motor neurons in the spinal cord?
Descending tracts
Which of the following roots means 'stomach'?
Gastr-
Which term refers to the brief electrical signal that travels along the membrane of a neuron or muscle cell?
Action potential
Which term refers to nerve fibers that carry sensory information from the body to the central nervous system (CNS)?
Afferent
Which of the following terms is associated with nerve fibers that carry motor commands from the CNS to muscles and glands?
Efferent
What process involves a change in the electrical potential across the membrane of a neuron?
Depolarize
Which term refers to the fatty substance that insulates and speeds up the conduction of nerve impulses along axons?
Myelin
What is the term for an automatic and involuntary response to a stimulus?
Reflex
Which term describes the voltage difference across the cell membrane of a resting neuron?
Resting membrane potential
What is the specialized junction between two nerve cells where they communicate with each other?
Synapse
Which term refers to the pathways in the spinal cord that transmit signals from the brain to motor neurons in the spinal cord?
Descending tracts
Which of the following roots means 'stomach'?
Gastr-
Test your knowledge of neurophysiology and nerve cell signaling with this quiz. Identify the brief electrical signal that travels along the membrane of a neuron or muscle cell, as well as the term that refers to nerve fibers carrying sensory information to the central nervous system. Challenge yourself to correctly identify the term associated with nerve fibers carrying motor commands.
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