Which of the Following Is the Most Versatile Type of X-Ray

question 14

Multiple Choice

Which of the following is the most versatile type of x-ray beam limitation device?

• A) aperture diaphragm
• B) cone
• C) cylinder
• D) collimator

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Definitions:

Pharyngeal Pouches

Embryonic features that form structures of the face and neck in vertebrates.

Evolution

The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.

Chordate Features

Distinctive characteristics of the Chordata phylum, including a notochord, a dorsal hollow nerve cord, pharyngeal slits, and a post-anal tail, at some stage of development.

Amnion

Extraembryonic membrane of birds, reptiles, and mammals that forms an enclosing, fluid-filled sac.