5 Questions
Which type of neuronal electrical signal is recorded across the plasma membrane of an excitable cell?
Action potential
What is the purpose of poking a glass needle with salt water into a portion of a cell during recording?
To measure the membrane potential
What triggers a small potential known as the receptor potential?
Touching the sensory neuron
What causes a small voltage change known as the synaptic potential?
Stimulating the cell body of a presynaptic neuron
Which statement is true about the membrane potential of excitable cells?
All cells have a membrane potential
Test your knowledge on the membrane potential and types of neuronal electrical signals with this quiz. Learn about how neurons can be recorded and the changes that occur during a potential.
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