NUR2063- Chapter 10 Questions and
Correct Answers/ Latest Update / Already
Graded
What are the main components of a neuron?
Ans: Cell body, dendrites, and axon.
What are the three functional types of neurons?
Ans: Sensory (afferent), motor (efferent), and interneuron.
What is membrane potential?
Ans: The difference in electrical charge between the inside and
outside of the cell.
What is an action potential?
Ans: An electrical event that travels along the entire neuron,
allowing neurons to communicate.
What are the three components of an action potential?
Ans: Resting membrane potential, depolarization phase, and
repolarization phase.
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What is the flow of information across a synapse?
Ans: It can be electrical or chemical.
What structures are involved in a synapse?
Ans: Presynaptic terminal, synaptic cleft, and postsynaptic
membrane.
What are the types of neural injury?
Ans: Chromatolysis, atrophy, neuronophagia, and
intraneuronal inclusions.
What are the developmental considerations for the nervous system?
Ans: Neural tube development, decrease in number of neurons
with aging, and changes in the ventricle system.
What are the two main divisions of the central nervous system?
Ans: The brain and spinal cord.
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