Match the Following Choices with the Statements as Each Relates

question 38

Multiple Choice

Match the following choices with the statements as each relates to exposure conversions.
-affects radiographic contrast with a direct relationship

• A)decreased density
• B)focal spot size
• C)longer scale of contrast
• D)grid ratio
• E)receptor speed
• F)increased mAs by 2x
• G)additive pathology
• H)higher amount of contrast
• I)destructive pathology
• J)density-distance relationship

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Definitions:

Echinoderms

Phylum of spiny-skinned marine deuterostome invertebrates characterized by a water vascular system and tube feet; include sea stars, sea urchins, and sea cucumbers.

Segmentation

A body plan in which the body is divided into a series of compartments (segments).

Deuterostomia

Deuterostomia is a major division of the animal kingdom that includes groups like the chordates and echinoderms, characterized by the developmental feature in which the anus forms from the first opening in the embryo, with the mouth forming later.

Protostomes

A major group of animals in which the mouth develops from the first opening in the embryo, with examples including mollusks, annelids, and arthropods.