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First Lecture Flashcards

1
Q

spatial resolution of screen film

A
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2
Q

spatial resolution of screen film

A
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3
Q

spatial resolution of digital radiography

A
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4
Q

spatial resolution of mammography

A

.05-.1

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5
Q

spatial resolution of fluroscopy

A

.125mm

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6
Q

spatial resolution of CT

A

.3mm

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7
Q

spatial resolution of SPECT

A

7mm

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8
Q

spatial resolution of PET

A

5mm

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9
Q

spatial resolution of MRI

A

1mm

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10
Q

spatial resolution of ultrasound

A

.3mm

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11
Q

what are the five distinct bands of the EM spectrum

A

radio, infrared, visible, UV, XR and gamma

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12
Q

what is the distinction between XR and gamma rays

A

Xrays originate from atomic/valence electron interactions and game rays originate from nuclear interactions

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13
Q

what are 4 elementary particles of importance to medical imaging

A

proton, electron, positron, neutron

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14
Q

what is the symbol, charge, and rest mass or energy equivalent of a proton

A

p1H+, 1+, and 1.007276amu/938 MeV

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15
Q

what is the symbol, charge, and rest mass or energy equivalent of a electron

A

a. e-
b. -1
c. 0.000549 amu/0.511Mev

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16
Q

what is the symbol, charge, and rest mass or energy equivalent of a positron

A

a. β+
b. +1
c. 0.000549 amu/0.511Mev

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17
Q

what is the symbol, charge, and rest mass or energy equivalent of a neutron

A

a. n
b. neutral (0)
c. 1.008665 amu/940 MeV

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18
Q

who developed the shell model of an atom

A

Bohr

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19
Q

what are the shells called

A

K, L, M, N, O. P. Q

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20
Q

what is the maximum capacity of the k shell

A

2

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21
Q

what is the maximum capacity of the L shell

A

8

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22
Q

what is the maximum capacity of the m shell

A

18

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23
Q

what is the maximum capacity of the N shell

A

32

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24
Q

what is the maximum capacity of the kOshell

A

50

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25
what is the maximum capacity of the P shell
72
26
what is the maximum capacity of the Q shell
98
27
name the two types of radiation occurring from electron transitions
characteristic XRay transmission and auger electron emission
28
draw an auger emission
draw
29
draw a characteristic Xray transmission
draw
30
what are the two types of radiation occurring from radioactive decays
gamma rays and internal conversion electrons
31
draw internal conversion electrons
draw
32
draw internal conversion electrons
draw
33
spatial resolution of digital radiography
34
spatial resolution of mammography
.05-.1
35
spatial resolution of fluroscopy
.125mm
36
spatial resolution of CT
.3mm
37
spatial resolution of SPECT
7mm
38
spatial resolution of PET
5mm
39
spatial resolution of MRI
1mm
40
spatial resolution of ultrasound
.3mm
41
what are the five distinct bands of the EM spectrum
radio, infrared, visible, UV, XR and gamma
42
what is the distinction between XR and gamma rays
Xrays originate from atomic/valence electron interactions and game rays originate from nuclear interactions
43
what are 4 elementary particles of importance to medical imaging
proton, electron, positron, neutron
44
what is the symbol, charge, and rest mass or energy equivalent of a proton
p1H+, 1+, and 1.007276amu/938 MeV
45
what is the symbol, charge, and rest mass or energy equivalent of a electron
a. e- b. -1 c. 0.000549 amu/0.511Mev
46
what is the symbol, charge, and rest mass or energy equivalent of a positron
a. β+ b. +1 c. 0.000549 amu/0.511Mev
47
what is the symbol, charge, and rest mass or energy equivalent of a neutron
a. n b. neutral (0) c. 1.008665 amu/940 MeV
48
who developed the shell model of an atom
Bohr
49
what are the shells called
K, L, M, N, O. P. Q
50
what is the maximum capacity of the k shell
2
51
what is the maximum capacity of the L shell
8
52
what is the maximum capacity of the m shell
18
53
what is the maximum capacity of the N shell
32
54
what is the maximum capacity of the kOshell
50
55
what is the maximum capacity of the P shell
72
56
what is the maximum capacity of the Q shell
98
57
name the two types of radiation occurring from electron transitions
characteristic XRay transmission and auger electron emission
58
draw an auger emission
draw
59
draw a characteristic Xray transmission
draw
60
what are the two types of radiation occurring from radioactive decays
gamma rays and internal conversion electrons
61
draw gamma ray production
draw
62
draw internal conversion electrons
draw
63
contrast mechanisms for x-ray modalities
denisty, atomic number, photon energy
64
contrast mechanisms for CT
Tomographic nature and reduced scatter detection
65
contrast mechanisms for nuclear medicine
spatial distribution of isotopes (concentration of radiopharmaceutical in target tissue uptake)
66
contrast mechanisms for MRI
proton density and relaxation (spin/lattice and spin/spin
67
contrast mechanisms for US
acoustic properties of materials (acoustic impedance) flow
68
what are the five bands of the EM spectrum
radio, infrared, visibile, ultraviolet, Xray and gamma ray

Imaging (19 decks)

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