Which of the following refers to a radiographic image that is black and white with many shades of gray in between?
A) Low contrast
B) High contrast
C) Low density
D) High density
A
Explanation: A) The term "low contrast" (also called "long-scale contrast") describes a radiograph in which the density differences between adjacent areas are small. The contrast is low and very gradual because there are many shades of gray.
B) The term "low contrast" (also called "long-scale contrast") describes a radiograph in which the density differences between adjacent areas are small. The contrast is low and very gradual because there are many shades of gray.
C) The term "low contrast" (also called "long-scale contrast") describes a radiograph in which the density differences between adjacent areas are small. The contrast is low and very gradual because there are many shades of gray.
D) The term "low contrast" (also called "long-scale contrast") describes a radiograph in which the density differences between adjacent areas are small. The contrast is low and very gradual because there are many shades of gray.
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