A Scintillation Counter

question 56

Multiple Choice

A scintillation counter

• A)measures the signal coming from an ionized gas.
• B)measures light emissions from excited atoms.
• C)depends on an avalanche of electrons generated as a particle moves through a tube of argon gas.
• D)detects high energy radiation better than low energy radiation.
• E)detects an electric current in a gas.

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Definitions:

Temperature Sensitivity

The degree to which a substance or device is affected by changes in temperature.

Skin Receptors

Specialized cells or nerve endings located in the skin that respond to various stimuli, including touch, pressure, pain, and temperature, allowing for the sensation of touch and the perception of environmental changes.

Pacinian Corpuscles

Specialized nerve endings located in the skin and viscera that detect mechanical changes and vibrations, contributing to the sense of touch and proprioception.

Sense of Smell

The ability to detect and identify odors through the olfactory system, which involves olfactory neurons that are sensitive to volatile compounds in the air.