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Test 1 Medimage 201 Practice

Authored by Amy Liang

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Test 1 Medimage 201 Practice
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7 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

X-radiation is classified in which spectrum? Select one alternative:

Radiation

Energy

Atomic

Electromagnetic

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

X-rays have a dual nature, which means that they behave like both:

Atoms and molecules

Photons and quanta

Waves and particles

Charged and uncharged particles

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to the line-focus principle, as the target angle decreases, the __________

Actual focal spot size decreases

Actual focal spot size increases

Effective focal spot size decreases

Effective focal spot size increases

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of target interaction is responsible for most of the x-rays in the diagnostic beam?

Characteristic interaction

Thermionic emission

Bremsstrahlung interaction

None of the above

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What value of mAs is produced when the radiographer sets a kilovoltage peak of 70 kVp, a milliamperage of 600 mA, and an exposure time of 50 ms?

3.5 mAs

30 mAs

300 mAs

350 mAs

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An anatomic part that transmits the incoming x-ray photon would create an area of on the radiographic image:

Fog

High brightness

Low brightness

Noise

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following factors would affect beam attenuation?

(1) Tissue atomic number (2) Beam quality (3) Fog

1 and 2 only

1 and 3 only

2 and 3 only

1, 2 and 3

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