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NUCMED midterm > MIDTERM > Flashcards

MIDTERM Flashcards

1
Q

are devices that increases the energy of the charged particles like protons, deuterons (H2), tritons (H3) and alpha particles to enable the nuclear reaction upon impact with a target.

A

Accelerator

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2
Q

what are the 2 types of accelerator that produces radionuclide

A

cyclotron or linear accelator

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3
Q

enables the nuclear reaction upon impact with the target

A

protons
deuterons (H2)
tritons (H3)
alpha particles

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4
Q

produces radionuclide

A

accelerator

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5
Q

used to block and absorb neutrons; has a very high flux of neutron

A

paraffin wax

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6
Q

device for accelerating charged particles to high energy using magnetic and oscillating electrostatic fields causing the particle to move in a spiral path with increasing energy

A

cyclotron

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7
Q

who developed the cyclotron and what year was it developed

A

Ernest O. Lawrence
1930’s

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8
Q

consists of a hollow metal electrodes called “DEES” between the poles of a large electromagnet

A

cyclotron

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9
Q

spiral path

A

cyclotron

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10
Q

circle path

A

betatron

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11
Q

changes polarity; + to - or - to +

A

oscillator

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12
Q

when there is no space for the ions to rotate around the DEES it will directly go to the ____

A

window

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13
Q

2 methods of production of Radionuclide in a nuclear reactor

A
  1. Neutron Activation or Thermal Neutron Reactor
  2. Fission Product Separation
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14
Q

the core of a nuclear reactor has a very high flux of neutrons that are produced in a self sustaining nuclear chain reaction.

A

neutron activation

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15
Q

when the neutron strike a target, some of the neutrons are captured by the nuclei of the target atom and become radioactive

A

neutron activation

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16
Q

when the neutron strike a _____, some of the neutrons are captured by the nuclei of the target atom and become ______

A

target
radioactive

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17
Q

incident particle is also known as

A

neutron

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18
Q

when protons or neutrons are added in the nucleus it becomes _____

A

unstable

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19
Q

when the nucleus becomes unstable it emits _______ and be more _____

A

prompt gamma
radioactive

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20
Q

release gamma rays until it becomes of stable

A

-B

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21
Q

physics of nuclear bombs

A

Fission Product Separation

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22
Q

the fission process itself results in the production of lighter radionuclides of unequal mass some of which are in nuclear medicine

A

Fission Product Separation

23
Q

What elements creates chain reaction

A

Ba 141 (56)- Barium
Kr 92 (36)- Krypton

24
Q

what are used for making atomic bombs (ie. element)

A

U 235 (92)
Reactor

25
Q

is a system that provides a radionuclide by radioactive decay. This system locally produced a relatively short half-life product (daughter)

A

genrator

26
Q

a radionuclide generator is a radioactive series in which a short-lived (daughter) isotope is produced for a decay of a longer lived (parent) isotope

A

Generator Produced Radionuclide

27
Q

Element, that is most commonly used in Nuclear Medicine (daughter element)

A

`Technetium 99- Tc99m

28
Q

what is the half-life of Tc99m

A

6 hrs

29
Q

what is the half life of Mo99; (parent element)

A

66 hrs

30
Q

Consist of a longer-lived parent and a shorter wavelength daughter

A

Radionuclide Generators

31
Q

The ___ product will still have a useful half-life for clinical applications

A

daughter

32
Q

What are the most important generator system

A

Molybdenum/
Tc-99m Generator System

33
Q

is called a radioisotope “cow”, which is a radioactive parent decays a radioactive daughter

A

radionuclide generator

34
Q

radioisotope is also known as “____”

A

cow

35
Q

often colloquially referred to as “COWS” as they are milked to obtain radionuclide is covered by lead (Pb) to reduce radiation

A

Radionuclide Generators

36
Q

Mo-99 (parent) = ____

A

cow

37
Q

Tc-99m (daughter)= ______

A

milk

38
Q

the process made by Tc-99m (milk) & Mo-99 (cow) is called _____

A

milking

39
Q

process

A

`elution

40
Q

saline solution

A

eluant

41
Q

radioactive daughter

A

eluate

42
Q

produced by a nuclear reactor genertor

A

radioactive parent Mo-99

43
Q

fission products comes a ____

A

radioactive daughterTc-99m

44
Q

_____ doesn’t contain any lead

A

saline solution

45
Q

are physicians who use radioactive materials to diagnose and treat disease

A

Nuclear Medicine Radiologist

46
Q

also known as

A

Nuclear Medicine Radiologist

47
Q

work with nuclear instrumentation and radiation dosimery

A

Nuclear Medicine Physicist

48
Q

once known as radiopharmacist specialize in preparing, dispensing, and distributing radiopharmaceuticals or radioactive drugs

A

Nuclear Pharmacist

49
Q

works closely with the nuclear medicine radiologist.

may prepare and administer radiopharmaceuticals, perform imaging procedures, enhancing images utilizing a computer and analyzes biomedical specimen

A

Nuclear Medicine Technologist

50
Q

he/she also performs statistical analysis of the data and must digitally process the images.

A

Nuclear Medicine technologist

51
Q

what are the key responsibilities of nuclear medicine technologists

A

patient safety
accurate documentation

52
Q

he/she reviews the imaging protocols used in the nuclear medicine department and reviewing all dosimetry records for the faciiity

A

Radiation Safety Officer

53
Q

he/she served on the radiation safety committee

A

Radiation Safety Officer

NUCMED midterm (4 decks)

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