A Radiographic Examination Has Been Taken Using the Following Exposure

question 34

Multiple Choice

A radiographic examination has been taken using the following exposure conditions: 400 mA, 70 ms, 80 kVp, 1,2 mm fs, 200 RS receptor, 12: grid, 44" SID
To increase the contrast, the most appropriate choice would be to

• A)increase the mA to 500 and decrease time to 56 ms.
• B)switch to the 0.8 mm focal spot.
• C)switch to a 400 RS receptor and decrease the mAs.
• D)switch to a 16:1 grid and increase mAs.

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Definitions:

Surviving Offspring

The progeny of an organism that survive to adulthood and have the potential to reproduce, contributing to the genetic fitness of the parents.

Indirect Fitness

A component of inclusive fitness, where an individual supports the reproductive success of relatives, indirectly passing on genes.

Surviving Offspring

The number of offspring that live to reproductive age, serving as a measure of an individual's fitness in evolutionary biology.

Hamilton's Rule

A principle stating that an act of altruism is favored by natural selection if the genetic gain of the recipient, discounted by the relatedness between the altruist and the recipient, exceeds the cost to the altruist.