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The extracellular recording directly measures _______. (Select all that apply.)

Second messengers are proteins.

Initial change in the strength of synapses depends on post-translational processes; however, enduring changes require new protein (transcription and translation processes).

The region of the spine where the membrane is thickened and contains scaffolding proteins and receptors is called the _______.

What are the two functions of the postsynaptic density?

As the intensity of a high-frequency inducing stimulus increases, so does the _______ of LTP.

What is LTD?

Ionotropic receptors protrude outside and inside the cell.

What is glutamate?

The ionic composition of the intracellular and extracellular fluids become more alike when the neuron depolarizes.