Depolarizing Post-Synaptic Potentials Are Can Also Be Called Excitatory Postsynaptic

question 63

Multiple Choice

Depolarizing post-synaptic potentials are can also be called excitatory postsynaptic potentials (EPSPs) because they

• A) increase the chances that the membrane will reach threshold
• B) increase the chances that the membrane will return to its resting state
• C) generate an action potential every time
• D) cause dramatic changes in the postsynaptic neuron

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Definitions:

Nodes of Ranvier

Gaps in the myelin sheath of nerve fibers, which facilitate the rapid conduction of nerve impulses along the neuron.

Nerve Impulses

Electrical signals that travel along the axons of neurons, enabling communication within the nervous system.

Myelin Sheath

The protective coating around nerve fibers in the brain and spinal cord that helps increase the speed at which electrical impulses propagate along the nerve cells.

Neuropathic Pain

A chronic pain condition caused by damage or disease affecting the somatosensory nervous system.