Using a Narrow X-Ray Beam and Scanning from Multiple Angles,the

question 41

Multiple Choice

Using a narrow x-ray beam and scanning from multiple angles,the amount of radiation absorbed in tissue is represented by

• A) a relative linear attenuation coefficient
• B) data for computer reconstruction
• C) a gray scale on the computer monitor
• D) all of the above

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Definitions:

Enzymes

Proteins that catalyze and speed up chemical reactions in the body without being consumed or altered in the process.

Dissecting Microscope

A low magnification microscope designed for viewing and manipulating large, detailed specimens, such as biological tissues during dissection.

Compound Light Microscope

An optical instrument used to magnify images of small objects, consisting of an eyepiece and an objective lens.

Crenate

Describes a type of cell or cell edge that is scalloped or notched, often as a result of a cell losing water in a hypertonic environment.