Most of the Neurons in the Basal Ganglia Are Inhibitory

question 4

Multiple Choice

Most of the neurons in the basal ganglia are inhibitory. How can an inhibitory synapse be involved in generating a movement?

• A) Inhibitory action potentials are converted to excitatory action potentials when they arrive at the neuromuscular junction.
• B) Inhibition of a tonically active inhibitory neuron results in disinhibition of its target neuron.
• C) Muscle fibers receive the inhibitory input and convert it into excitatory input.
• D) Inhibiting other motor pathways automatically excites the relevant motor pathway.

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