Frequently, Several Different Signals or Molecules Are Needed in Order

question 20

Multiple Choice

Frequently, several different signals or molecules are needed in order to produce an immune response by a B cell or T cell. The second signal in this process is called ________.

• A) opsonization
• B) copresentation
• C) complement activation
• D) antigen processing
• E) costimulation

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Definitions:

Electroencephalograph (EEG)

A device used to record electrical activity of the brain through electrodes placed on the scalp.

High-Frequency

Refers to waves, sounds, or signals that are of a high pitch or occur at rapid rates within a given spectrum.

Low-Voltage

Pertains to electrical systems or components operating at a voltage level considered lower than the standard mains voltage.

Brain Waves

Electrical patterns within the brain that are detectable with an electroencephalogram (EEG) and reflect different levels of brain activity.