The Total Quantity of X-Ray Photons Produced During an Exposure

question 21

Multiple Choice

The total quantity of X-ray photons produced during an exposure is determined by the

• A) kVp.
• B) SID.
• C) milliamperage (mA).
• D) mAs.

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Definitions:

Histamine

A compound involved in local immune responses, as well as regulating physiological functions in the gut and acting as a neurotransmitter.

Antibody-Mediated Immunity

The aspect of the immune system involving antibodies produced by B cells that target and neutralize foreign pathogens.

Cell-Mediated Immunity

An immune response that does not involve antibodies but rather the activation of phagocytes, antigen-specific cytotoxic T-lymphocytes, and the release of various cytokines in response to an antigen.

Extracellular Antigens

Antigens that exist outside the cells, which can trigger an immune response in the body.