Noise on a Digital Image Is the Summation of Inherent

question 12

Multiple Choice

Noise on a digital image is the summation of inherent electron system noise and quantum mottle noise.Of these two, the radiographer can improve the noise on an image by

• A)decreasing the exposure intensity of the x-ray beam.
• B)increasing the exposure technique.
• C)turning off any electronic devices during exposures.
• D)all of the above

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Definitions:

Dermal Papilla

A structure located at the base of the hair follicle that provides nutrients to the hair and contains capillaries and nerve endings.

Hypodermis

The hypodermis is the deepest layer of skin, located beneath the dermis, and is primarily made of fat and connective tissue.

Reticular Layer

The deeper layer of the dermis, made up of dense irregular connective tissue that provides skin with strength and elasticity.

Vitreous Humor

The clear, gel-like substance that fills the space between the lens and the retina in the eye.