Gammaglobulin Shots Given to Travellers Visiting Foreign Countries, Where New

question 50

Multiple Choice

Gammaglobulin shots given to travellers visiting foreign countries, where new diseases may be encountered, is a type of:

• A) natural active immunity.
• B) artificial active immunity.
• C) natural passive immunity.
• D) artificial passive immunity.

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Definitions:

Brightness Dimension

An aspect of visual perception in which a stimulus appears to emit or reflect more or less light.

Color Solid

A three-dimensional model representing the relationships between different colors, typically showing hue, value (lightness), and saturation (chroma) as the dimensions.

Negative Afterimage

A negative afterimage is a visual illusion that occurs when the eyes are exposed to a brightly lit stimulus, leading to the appearance of a reversed color image when the stimulus is removed.

Complementary Hue

Colors directly opposite each other on the color wheel, which when combined in the right proportions, produce a neutral color like white or grey.