The Beam of Electrons That Hits the Screen of an Oscilloscope

question 5

Multiple Choice

The beam of electrons that hits the screen of an oscilloscope is moved up and down by:

• A) gravity.
• B) a phosphorescent coating.
• C) varying the electron's charge.
• D) electrical charges on deflecting plates.

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Definitions:

Catheters

Thin, flexible tubes inserted into the body to provide or drain fluids or to perform diagnostic procedures.

CDC

The Centers for Disease Control and Prevention, a national public health institute in the United States dedicated to protecting health and promoting quality of life through the prevention and control of disease, injury, and disability.

CAUTI

Catheter-Associated Urinary Tract Infection, which is an infection involving the urinary tract that occurs in a person who has a urinary catheter.

Semi-Critical Item

Medical equipment or items that come into contact with mucous membranes or non-intact skin but do not penetrate them, requiring high-level disinfection.