Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Medical Applied Physics > Test 1 > Flashcards

Test 1 Flashcards

1
Q

ALARA

A

As Low As Reasonable Achievable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Transformation of energy is?

A

Radiation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What kind of wave length do x-rays have?

A

Short

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the most dangerous type of beam interaction?

A

Compton Scatter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Where does the x-ray come from when it is a diagnostic x-ray?

A

Above

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Where does the x-ray come from when it is a fluoroscopy x-ray?

A

Below

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What did Albert Einsten create?

A

Photoelectric Effect

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What did Wilham Roentgen do?

A

Discovered x-ray

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What did Thomas Edison do?

A

Fluoroscope tube; live x-ray

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Characteristic x-ray produces what?

A

Ionizing radiation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Bremsstrahlung x-ray produces what?

A

ion beams, also makes them change direction

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Name the x-ray internactions

A

classical, compton, photoelectric, uninterrupted

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Name the types of x-rays?

A

characteristic and bremsstrahlung

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Homogeneous

A

same

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Heterogeneous

A

different

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Cathode

A

Negative, electrons, filament tugstone,

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Andeode

A

positive, rotating part, rotor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Calometer

A

restricts the size of the folospot

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

We use lead because

A

it has a high atomic number and gets rid of ionizing radiation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

We use Pyrex glass because

A

it can with stand heat (due to interactions with electrons)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Filter

A

aluminum, gets rid of low x-rays

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Collometer

A

lead, ionizing restricts beams

23
Q

attenuation

A

absorb

24
Q

mA

A

how much (quantity)

25
Q

RVP

A

pushing power (quality)

26
Q

time

A

seconds

27
Q

What does the contrast have to have to make it work?

A

High atomic number

28
Q

Sonography uses what instead of x-rays?

A

soundwaves

29
Q

MRI uses what instead of x-ray?

A

magnetic

30
Q

The K Shell can only do what?

A

make diagnostic imaging

31
Q

Nuclear radiation

A

injected with isotope

32
Q

mass is the ____ of matter as described by its energy equivalence

A

quantity

33
Q

___ is the ability to do work

A

energy

34
Q

____ is the removal of an electron from an atom

A

Ionization

35
Q

To provide an x-ray beam that is satisfactory for imaging, you must supply the x-ray tube with ___ voltage and an electric current

A

high

36
Q

_____ emerged as a medical specialty because of the Snook transformer and the Coolidge x-ray tube

A

radiology

37
Q

Because of effective radiation protection practices, radiology is now considered a ____ occupation

A

safe

38
Q

An ____ is the smallest particle that has all the properties of an element.

A

atom

39
Q

What are the fundamental particles of an atom?

A

electron, proton, neutron

40
Q

the atom is essentially ___ space

A

empty

41
Q

In their normal state, atoms are electrically neutral; the electric charge on the atom is ___

A

zero

42
Q

Ionization is the removal or addition of an ____ electron from an atom

A

orbital

43
Q

How many electrons can be an the outer shell?

A

Eight

44
Q

The force that keeps an electron in orbit is the ____ force

A

centripetal

45
Q

Atoms that have the same atomic number but different atomic mass numbers are ____

A

isotopes

46
Q

Atomic nuclei that have the same atomic mass number but different atomic numbers are ___

A

isobars

47
Q

Atoms that have the same number of neutrons but different numbers of protons are ___

A

isotones

48
Q

What is the basic protection of radiation?

A

Filtration, Collimation, Intensifying screens, protective apparel, gonadal shielding, protective barriers.

49
Q

What are the natural enviromental radiation?

A

cosmic rays, terrestrial radiation, internally deposited radionuclides, and radon

50
Q

When were computed tomography introduced?

A

1973

51
Q

When were digital fluroscopy introduced?

A

1977

52
Q

When were automatic film processing introduced?

A

1942

53
Q

When was American Society of Radiologic Technologies introduced?

A

1920

Medical Applied Physics (3 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions