When Chemically (Ligand) Gated Channels Open and Allow Negatively Charged

question 11

Multiple Choice

When chemically (ligand) gated channels open and allow negatively charged ions (e.g., chloride, Cl^-) to enter a neuron in the dendrites or cell body, the consequence is

• A)a decrease in the neuron's excitability (i.e., its tendency to create an action potential)
• B)an increase in the neuron's excitability (i.e., its tendency to create an action potential)
• C)to create an action potential

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