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Questions and Answers
Which cells are the basic building blocks of the nervous system?
Which cells are the basic building blocks of the nervous system?
- Integration cells
- Muscle cells
- Neurons (correct)
- Secretion cells
What triggers a voltage-dependent increase in Na+ permeability in nerve and muscle cells?
What triggers a voltage-dependent increase in Na+ permeability in nerve and muscle cells?
- Absence of neurotransmitters
- Increase in the membrane potential
- Presence of neurotransmitters
- Reduction of the membrane potential (correct)
What is the specialized function of neurons?
What is the specialized function of neurons?
- Integration and transmission of nerve impulses (correct)
- Generation of self-propagating impulses
- Conduction of electrical signals
- Secretion of synaptic transmitter
What is the site of origin of conducted impulses in neurons?
What is the site of origin of conducted impulses in neurons?
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What is the unique feature of nerve and muscle cells that allows them to generate self-propagating impulses?
What is the unique feature of nerve and muscle cells that allows them to generate self-propagating impulses?
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