Which of the following statements is/are true in regards to frequency? Frequency is a measure of the total amount of contrast in an image A high frequency image will demonstrate high density A low frequency image will demonstrate low contrast

The following chest x-ray was taken on a patient in the emergency department. How will the positioning and collimation of the part affect the histogram analysis? chest x-ray 4.jpg

High-pass filtering is also known as:

Which post processing feature is demonstrated in the following digital images (viewing from left to right)? histogram equalization 3.jpg

A high window level will result in a ____ radiographic image.

The postprocessing feature demonstrated by the red arrows in the following radiograph is called: electronic masking.jpg

Refer to the following illustration of a technologist performing a PA chest x-ray using AEC on a CR system. If the positioning remains unchanged and the two outer detectors are selected for this exposure, how will this affect the resulting radiograph? AEC detector chest 2.jpg

A radiographic image is taken of an AP knee that measures 12 cm in thickness using a CR unit. In regards to grid usage, which of the following would apply in this situation?

What is the term that represents the “perfect” amount of x-ray exposure to a digital detector?

Below are the ages of students in a math class. 19, 19, 19, 20, 20, 20, 20, 20, 20, 21, 21, 21, 22, 22, 22, 22, 22, 22, 24, 25, 25, 27, 28, 38, 43, 44, 47   Choose the graph that shows the data. A.               B.    C.              D.