A Parsec Is a Measure of

question 101

Multiple Choice

A parsec is a measure of

• A) time.
• B) velocity.
• C) distance.
• D) luminosity.
• E) brightness.

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Definitions:

Event-Related Potentials

Brain responses that are the direct result of a specific sensory, cognitive, or motor event, measurable via electroencephalography.

Graded Potentials

Changes in membrane potential that vary in size and are not part of the all-or-nothing response of action potentials.

Transcranial Magnetic Stimulation

A non-invasive procedure that uses magnetic fields to stimulate nerve cells in the brain, often used in treating depression.

EEG

A technique used to measure the electrical activity of the brain via electrodes placed on the scalp, useful in diagnosing conditions and studying brain function.