Week 2 Flashcards

(20 cards)

1
Q

ALARA Cncept

A

Keep radiation “As Low As Reasonably Achievable”.

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2
Q

Anode

A

Positive electrode in x-Ray tube.

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3
Q

Atom

A

Basic unit of matter.

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4
Q

Cathode

A

Negative electrode in x-Ray tube.

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5
Q

Central Ray

A

X-rays at the center of the beam.

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6
Q

Contrast

A

Degrees of blackness on an image.

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7
Q

Density

A

Overall darkness or blackness of an image.

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8
Q

Dental Radiaiography

A

Recording images of the oral cavity using x-rays.

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9
Q

Dose of Radiation

A

Amount of energy absorbed by tissues.

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10
Q

Electron

A

Negatively charged particle in an atom.

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11
Q

Energy

A

Ability to do work

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12
Q

Genetic Effects

A

Effects of radiation passed down through genetic cells.

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13
Q

Ionization

A

Electrons removed from atoms.

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14
Q

Kilovoltage peak (kvP)

A

Highest voltage used during x-Ray.

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15
Q

Latent period

A

Time between exposure to x-Ray and sign of symptoms

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16
Q

Magnification

A

Enlargement of an image.

17
Q

Matter

A

Anything that occupies space.

18
Q

Milliampere

A

Used to describe intensity of electrical current.

19
Q

Photon

A

Bundle of pure energy with no mass or weight.

20
Q

Primary beam

A

Most penetrating beam at target of anode.