In an X-Ray Image, Metals Such as Lead or Steel

question 63

Multiple Choice

In an x-ray image, metals such as lead or steel appear:

• A) black.
• B) darker than bone because of greater penetration of x-rays.
• C) lighter than bone because of greater penetration of x-rays.
• D) white.

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Definitions:

Migratory Behavior

The seasonal movement of animals from one region to another for breeding, feeding, or other reasons.

Evolutionary Explanation

An approach in psychology that seeks to understand the mental and psychological traits—such as memory, perception, or language—as adaptations, i.e., as the functional products of natural selection.

Mechanistic Explanation

An explanation of phenomena in terms of the system's physical or mechanical parts and how they interact.

Dendrites

The branched projections of a neuron that receive electrochemical stimulation from other neural cells.