Radiography Practice Midterm

radiography-practice-midterm

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Question 1 of 1

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286825

120

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What is the distance between two similar points on two successive waves called?

Select the correct answer(s).

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286826

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Which of these terms is the unit used to measure radiation exposure?

Select the correct answer(s).

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286827

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Each is a dental x-ray machine component EXCEPT one. Which is the exception?

Select the correct answer(s).

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286828

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Which of the following activates the x-ray production process?

Select the correct answer(s).

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286829

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Which of the following choices decreases the current coming into the x-ray machine?

Select the correct answer(s).

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286830

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Which of the following choices must be charged negatively during the time that the x-ray tube is operating to produce x-rays?

Select the correct answer(s).

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286831

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Match the key terms to the best definition for each term:

Match the text (click and drag)

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Match the text
milliampere
primary beam
kilovolt peak
focal spot
incandescence
focusing cup
port
thermionic emission

Click and drag
directs electrons towards the anode target
small rectangular area on the anode target to which the electron beam is directed
means red hot, and glowing
another name for the useful beam
determines the number of electrons available at the filament
the highest voltage to which the current in the tube rises during an exposure
opening in tube housing through which x-rays exit the tube head
the release of electrons when a material is heated to incandescence

286833

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Radiation produced when high-speed electrons are stopped or slowed down by the tungsten atoms of the dental x-ray tube is called:

Select the correct answer(s).

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286835

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Each is a property of x-rays EXCEPT one. Which is the exception?

Select the correct answer(s).

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286836

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Radiation energy sufficient to remove an electron from its orbital level of an atom is called:

Select the correct answer(s).

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286837

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A dental radiograph that demonstrates black and white areas and few shades of gray is described as having high contrast. This can be corrected by increasing the kVp setting on the control panel.

Select the correct answer(s).

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332150

120

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The maximum permissible dose for radiation workers is _ per year, and _ for the general public, radiation workers who are pregnant, and children under the age of 18.

Select the correct answer(s).

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286838

120

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Which of these electromagnetic radiations has the shortest wavelength?

Select the correct answer(s).

(0/0)

286839

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What is the most likely result when dental x-rays interact with matter?

Select the correct answer(s).

(0/0)

332152

120

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What is the only mandibular structure that can show up on a maxillary molar PA?

Select the correct answer(s).

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Radiography Practice Midterm

Question 1 of 1

Time Left

What is the distance between two similar points on two successive waves called?

Select the correct answer(s).

(0/0)

Which of these terms is the unit used to measure radiation exposure?

Select the correct answer(s).

(0/0)

Each is a dental x-ray machine component EXCEPT one. Which is the exception?

Select the correct answer(s).

(0/0)

Which of the following activates the x-ray production process?

Select the correct answer(s).

(0/0)

Which of the following choices decreases the current coming into the x-ray machine?

Select the correct answer(s).

(0/0)

Which of the following choices must be charged negatively during the time that the x-ray tube is operating to produce x-rays?

Select the correct answer(s).

(0/0)

Match the key terms to the best definition for each term:

Match the text (click and drag)

(0/0)

milliampere

primary beam

kilovolt peak

focal spot

incandescence

focusing cup

port

thermionic emission

directs electrons towards the anode target

small rectangular area on the anode target to which the electron beam is directed

means red hot, and glowing

another name for the useful beam

determines the number of electrons available at the filament

the highest voltage to which the current in the tube rises during an exposure

opening in tube housing through which x-rays exit the tube head

the release of electrons when a material is heated to incandescence

Radiation produced when high-speed electrons are stopped or slowed down by the tungsten atoms of the dental x-ray tube is called:

Select the correct answer(s).

(0/0)

Each is a property of x-rays EXCEPT one. Which is the exception?

Select the correct answer(s).

(0/0)

Radiation energy sufficient to remove an electron from its orbital level of an atom is called:

Select the correct answer(s).

(0/0)

A dental radiograph that demonstrates black and white areas and few shades of gray is described as having high contrast. This can be corrected by increasing the kVp setting on the control panel.

Select the correct answer(s).

(0/0)

The maximum permissible dose for radiation workers is _____ per year, and _____ for the general public, radiation workers who are pregnant, and children under the age of 18.

Select the correct answer(s).

(0/0)

Which of these electromagnetic radiations has the shortest wavelength?

Select the correct answer(s).

(0/0)

What is the most likely result when dental x-rays interact with matter?

Select the correct answer(s).

(0/0)

What is the only mandibular structure that can show up on a maxillary molar PA?

Select the correct answer(s).

(0/0)

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Correct

0

Incorrect

0

Skipped

0

Overall Percentage

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The maximum permissible dose for radiation workers is _ per year, and _ for the general public, radiation workers who are pregnant, and children under the age of 18.