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Characteristics of x-ray photons include    1.  a penetrating effect on all matter    2.  an ionizing effect on air    3.  travelling at the speed of sound

In the posterior oblique projection of the pelvis – Judet method, placing the affected side down will demonstrate:      (1) Anterior acetabular rim      (2) Posterior acetabular rim      (3) Posterior ilioischial column

An acceptable image is produced using 72 kVp, 5 mAs, no grid, and 40-inch SID. If the image is repeated using a 12:1 grid, ________ mAs would be needed to maintain receptor exposure.

A fracture at the base of the first metacarpal is a ________ fracture.

When positioning for an AP projection of the scapula, the arm on the affected side should be ________at a right angle to the body. This frees the _______ portion of the scapula of superimposition from the ribs.

In 1906, Bergonié‚ and Tribondeau established their law, which states that cells are more radiosensitive if they             1. are young.             2. are stem cells.             3. have a low proliferation rate.

The bony structure in which the pituitary sits is the ________, which is in the ________ bone. 

The frequency in the US is :

The practice of separating infectious patients from others , and carefully controlling items that come in contact with these patients is called:

Which of the following could be affected when imaging patients who are considered morbidly obese?  1. image quality 2. ability to transfer safely 3. ability to find positioning landmarks