Which Is True for Spike-Timing-Dependent Plasticity? Select All That Apply

question 19

Multiple Choice

Which is true for spike-timing-dependent plasticity? Select all that apply.

• A) If a postsynaptic neuron repeatedly fires action potentials before a presynaptic neuron, the synapse is potentiated.
• B) If a presynaptic neuron repeatedly fires action potentials before a postsynaptic neuron, the synapse is depressed.
• C) If a presynaptic neuron repeatedly fires action potentials before a postsynaptic neuron, the synapse is potentiated.
• D) If a presynaptic neuron fires action potentials more than 100 ms prior to the postsynaptic neuron, the synapse is depressed.
• E) If a postsynaptic neuron fires action potentials more than 100 ms after the presynaptic neuron, the synapse is depressed.

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Definitions:

Urinalysis

An analysis of the urine; a test performed on urine to determine its characteristics.

Audiometer

A device to measure the degree of hearing ability.

Rinne Test

A hearing test that compares air conduction to bone conduction of sound, used to evaluate loss of hearing in one or both ears.

Weber Test

A tuning fork test used in audiology to assess hearing loss by determining whether sound is heard better in one ear than the other.