The Deviation Index (DI)

question 4

Multiple Choice

The deviation index (DI)

• A)compares entrance dose to the detector to a reference industry-standard target dose.
• B)compares entrance dose to the patient to a reference industry-standard target dose.
• C)compares exit dose to the detector to a reference industry-standard target dose.
• D)compares DQE and MTF with a reference value.

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Definitions:

Mollusca

A large phylum of invertebrate animals that includes snails, slugs, mussels, and octopuses, characterized by a soft body that in many species is enclosed by a hard shell.

Clams

Aquatic mollusks with a shell that is divided into two parts, known for living buried in sand or mud and being a source of food for various predators, including humans.

Octopuses

Cephalopod mollusks with eight arms, known for their intelligence, ability to change color, and escape skills.

Earthworms

Terrestrial invertebrates that play a key role in soil aeration and nutrient recycling through their burrowing actions.