12 Questions
What is the function of neuroglia in the nervous system?
They provide support and regulation for the neurons
Which of the following is not a type of neuroglia in the central nervous system?
Schwann cells
What are the two main divisions of the nervous system?
The central nervous system and the peripheral nervous system
What is the function of dendrites in a neuron?
They receive signals from other neurons at synapses
Where are action potentials generated in a neuron?
In the axon hillock
What happens at the axon terminal of a neuron?
It releases neurotransmitters
What is the role of sensory neurons in the nervous system?
Carrying impulses to the CNS
Which type of neuron is characterized by multiple processes extending from the cell body?
Multipolar
What is the function of motor neurons in the nervous system?
Transmitting impulses away from the CNS to effectors
What is the resting membrane potential (RMP) of a neuron?
The baseline potential of a neuron when it is not transmitting signals
What is the role of ion channels in changes in the membrane potential?
They open and close to generate changes
What are local potentials in the context of nerve impulses?
They are small, graded changes in the membrane potential in response to weak stimuli
Test your knowledge of the nervous system and its components. Take this quiz to learn about the central and peripheral nervous systems, their functions, and how they work together to keep our bodies functioning properly.
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