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Basic Radiation Concepts > RT205 > Flashcards

RT205 Flashcards

1
Q

The study of the effect of ionizing
radiaton on living organisms.

A

Radiobiology

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2
Q

Action involver physics and biology.

A

Radiobiology

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3
Q

Type of energy that comes from a
source (natural /manmade)

A

Radiation

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4
Q

can travel at the speed of light

A

299, 792,458 m/s
983, 571, 056 feet /s
186, 282 milts/s

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5
Q

energy cant be created nor destroyed

A

Law of conservation

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6
Q

transferring of energy to radiation

A

X-RAY

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7
Q

branch of science that deals with living organisms and their vital process.

A

Biology

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8
Q

smallest unit of matter that composed of 3 subatomic

A

atom

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9
Q

composed of 3 subatomic

A

Proton
Neutron
Electron

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10
Q

PROTON /POSITIVE/ NUCLEUS/

A

1.007276

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11
Q

NEUTRON /neutral/ Nuclens

A

1.008665

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12
Q

ELECTRON/ Negative/ outside nucleus

A

0.0005486

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13
Q

No. of protons in the nuclear

A

ATOMIC NO.

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14
Q

Sum of protons & neutrons in an atom.

A

ATOMIC MASS NO.

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15
Q

Combination of 2 or more atoms connected by chemical bonds

A

MOLECULE

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16
Q

maintain proper composition & properties of a substance in our body.

A

MOLECULE

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17
Q

basic structural and funtional unit of all living organism.

A

CELL

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18
Q

lonizing Radiation have a 2 types of form

A

wavelight form
particulate form

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19
Q

special type of radiation that include X-ray

A

lonizing Radiation

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20
Q

Types of radiation that is capable of removing an orbital electron from the atom with/ which it interacts.

A

lonizing Radiation

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21
Q

Wavelight Form EMR

A

Gramma
Xray

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22
Q

can cause harmful effect in our body

A

Wavelight Form

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23
Q

Particulate

A

Alpha
Beta
Neutron

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24
Q

Radioactivity releasing of energy from a source

A

Spontaners Integration

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25
Q

uranium Atomic mass no.

A

231

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26
Q

Uranium

A

URANIUM
RADIUM
RADON

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27
Q

Process in which an atom molecule gains
Loses electrons resulting in the formation of ions/ removal of an election from an atom.

A

IONIZATION

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28
Q

Cation / laces an electron

A

Positive

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29
Q

Anion / gains an electron

A

Negative

30
Q

Target Moleule

A

DNA

31
Q

consist oF 2 protono & 2 neutron

A

Alpha

32
Q

all of their energy is absorbed inside the body, potentially causing damage to cells.

A

Alpha

33
Q

It can be stopped by paper and skin and few centmeters of air

A

Alpha

34
Q

give the 5 SOURCE

A

Radon
Radium
Thorium
Isotope
Uranium

35
Q

High energy

A

Beta

36
Q

election emitted from the nucleus of a radioactive atom

A

Beta

37
Q

Fast moving particles w/ negative electrical charge that are emitted

A

Beta

38
Q

emitted of a result of spontaneous or induced nuclear fission

A

Neutron

39
Q

able to travel hundreds or even thosand of meters in air

A

Neutron

40
Q

emission of an high-energy wave
from the nucleus of an atom

A

Gamma

41
Q

emission of high energy have from the electron cloud of an atom

A

x-ray

42
Q

-annual dose of appx. 3 millisievert(msv)

A

Natural Environmental Radiation

43
Q

located at the earths crust

A

Terrestrial

44
Q

water level in the loody

A

Internal Radiation

45
Q
  • Largest source of natural.
    -Radioactive gas that is produced by the natural radioactive decay of uranium, which is present trace quantities in Earth.
A

Radon

46
Q

-results in 3.2 msv annually

A

Man- made radiation

47
Q

largect sonce of man- made radiaton

A

Diagnostic X-ray

48
Q

-has relatively low energy and relatively long wavelength,

A

Radiowaves/Radiofrequency

49
Q

the wavelengths is between 1 millimeter and 100 kilometers and in frequency 300 GHz and 3 kHz.

A

Radiowaves/Radiofrequency

50
Q

-has a very short wavelenght but it is higher than Radiofrequency and lower than infrared.

A

Microwaves

51
Q

-has many uses such as cellular phone, highway speed monitoring, medical diathermy and hotdog communication.

A

Microwaves

52
Q

is a type of radiant energy that’s invisible to human eyes but that we can feel as heat

A

Infrared

53
Q

-When sunlight passess through a prism, it emerges not as white light but as the colors of the rainbow.

A

Visble Light

54
Q

-is the cause of may peculiar but familiar phenomena, such as a rainbow or the apparent bending of a straw in a glass of water.

A

Refraction

55
Q

-is located in the electromagnetic spectrum between visble light and ionizing radiation.

A

Ultraviolet Radiation

56
Q

There are two principle types of exposure to radiation:

A

External
Internal

57
Q

when ionizing radiation is located inside organism/human body.

A

Internal

58
Q

located outside the body, can be from environment.

A

External

59
Q

gamma rays which is released by radioactive tracers.

A

Internal Irradiation

60
Q

after few days non-stochastic effect / early effect.

A

Deterministic Effect

61
Q

as RBC; destruction of blood forming cells hematopoietic cells.

A

Hematologic Syndrome

62
Q

cancer on the blood specifically RBC

A

Polycythemia

63
Q

first symptom = nausea, vomiting, loss
of appetite, electrolyte imbalance;
common in RT

A

Gastrointestinal Syndrome

64
Q

dizziness, confusion, double vision, seizure, loss of consciousness; can be cured if maagapan.

A

Central nervous system Syndrome

65
Q

-late effect; not after months/year
-Increases with the increasing no.
of interaction dose incidence

A

Stochastic Effect

66
Q

death of fetus before born can occur during pregnancy.

A

Prenatal Death

67
Q

death of new born within the first 25 days of life (after 8 days).

A

Neonatal Death

68
Q

born defects; structural or
functional abnormalities present at birth (sobrang private part, big forearm, dikitdikit na fingers).

A

Congenital Malformation

69
Q

cancer diseases that diagnose in children
(leukemia).

A

Childhood Malignancy

70
Q

children can result various
factors including nutritional deficiency, chronic illness, genetic condition, environmental influence

A

Diminished growth and development

Basic Radiation Concepts (3 decks)

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