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Radiation and medecine

Total questions: 90

Worksheet time: 2hrs 58mins

Name
Class
Date
1.

Antoine Henri Becquerel has discovered...

a)

A. ionising power

b)

B. X-rays

c)

C. radioactivity

d)

D. polonium and radium

2.

Below is the Scientist that involved with radioactivity discovery...

a)

A. Marie and Pierre Curie

b)

B. Marrie and Pierre Wilhelm

c)

C. Marie and Henri

d)

D. Marie and Becquerel

3.

Radioactive radioation consist of...

a)

alpha radiation

b)

ionising radiation

c)

beta radiation

d)

gamma ray

4.

"A random and spontaneous process where an unstable nucleus emits radioactive radiation until the nucleus becomes more stable.."

The statement above refer to...

a)

A. Half -life

b)

B. Nuclei decay

c)

C. Radioactivity

d)

D. Radioactive decay

5.

Iodin-131 decays with half-life is 8 days to become Xenon-131. Calculate the mass of Iodin-131 after 24 days with a mass of 60g.

a)

A. 7.5 g

b)

B. 8.5 g

c)

C. 12.5 g

d)

D. 15.5 g

6.

All examples below were radioactive substance, excpet for....

a)

A. Uranium-235

b)

B. Radon-222

c)

C. Thorium-234

d)

D. Carbon-16

7.

What happen to the oxygen atom?

a)

A. Loses 1 electron

b)

B. Received 2 electrons

c)

C. Nothing happen

d)

D. Have +2 charges

8.

Which of the following above is neutral?

a)

A. P

b)

B. Q

c)

C. R

d)

D. S

9.

The diagram abpve shows one source of ionising radiation. Choose from the answer below the natural ionising radiation.

a)

A. Nuclear test

b)

B. Nuclear accidents

c)

C. Cosmic radiation

d)

D. Radioisotopes in medicine

10.

Note : Ionising radiation dose of televisyen : 0.01mSv/h


Everydays, Batani will watch televisyen for 6 hours. Calculate the dose of ionising radiation received by Ahmad if he repeats the habit for a week.

a)

A. 0.21 mSv

b)

B. 042 mSv

c)

C. 0.40 mSv

d)

D. 0.42 mSv

11.

Which of these is a use of alpha radiation?

a)

Sterilising food

b)

Smoke detectors

c)

Monitoring paper thickness

d)

Industrial tracers

12.
For which of the following problems would a scientist most likely use carbon-14? 
a)
to calculate the age of the Earth's oldest rocks
b)
to calculate the age of a piece of bone 
c)
to identify the elements that make up a rock 
d)
to identify the elements that make up a bone
13.
Radioactive tracers are useful in ____.
a)
calculating the ages of fossils 
b)
fueling nuclear reactions 
c)
determining medical problems 
d)
treating brain tumors 
14.
The major drawback to nuclear fission reactors is the difficulty of achieving safe disposal of radioactive waste products.
a)
true
b)
false
15.
A benefit to using nuclear fission power is that it:
a)
supplies a lot of electricity
b)
conserves organic fuels, like oil, coal, and wood
c)
eliminates huge quantities of sulfur dioxides, which pollute our air
d)
all of the choices
16.
Where does radioactivity have application in our lives?
a)
Medicine
b)
Energy (electricity)
c)
Agriculture
d)
All of the above
17.
Name the instrument used to detect radioactivity.
a)
voltmeter
b)
ohmeter
c)
seismograph
d)
geiger counter
18.
Marie Curie was the first woman to win a...
a)
Golden Globe
b)
Nobel Prize
c)
Oscar
d)
 Emmy Award
19.
Nuclear power uses ____ for fuel.
a)
steel
b)
coal
c)
uranium
d)
hydrogen
20.

Radioactive dating uses the half-life of different radioactive materials to provide information about the _______ of a sample.

a)

purity

b)

age

c)

radioactivity

d)

nuclear stability

21.

What is a use of radioactive materials in medicine?

a)

oxygen masks

b)

antibiotics

c)

tracers

d)

heat monitors

22.

How is radiation used to treat cancer?

a)

Radiation is used to stimulate the growth of cancer cells

b)

Cancer cells are bombarded with radiation and become inactive

c)

Cancer cells are burned up by radiation

d)

Radiation melts cancer cells

23.

Radioactivity can be harmful and cause disease because it affects _________.

a)

air

b)

water

c)

cells

d)

blood

24.

Nuclear medicine (like radiation used in cancer treatment) is used to both diagnose and treat different diseases.

a)

True

b)

False

25.

Suggest way that a scientist can protect themselves against exposure when handling radioactive sources.

a)

Storing sources in a lead–lined box using tongs

b)

Goggles and gloves

c)

Tie hair back

26.

Which of these is a use of alpha radiation?

a)

Sterilising food

b)

Smoke detectors

c)

Monitoring paper thickness

d)

Industrial tracers

27.
For which of the following problems would a scientist most likely use carbon-14? 
a)
to calculate the age of the Earth's oldest rocks
b)
to calculate the age of a piece of bone 
c)
to identify the elements that make up a rock 
d)
to identify the elements that make up a bone
28.
Radioactive tracers are useful in ____.
a)
calculating the ages of fossils 
b)
fueling nuclear reactions 
c)
determining medical problems 
d)
treating brain tumors 
29.
The major drawback to nuclear fission reactors is the difficulty of achieving safe disposal of radioactive waste products.
a)
true
b)
false
30.
A benefit to using nuclear fission power is that it:
a)
supplies a lot of electricity
b)
conserves organic fuels, like oil, coal, and wood
c)
eliminates huge quantities of sulfur dioxides, which pollute our air
d)
all of the choices
31.
Where does radioactivity have application in our lives?
a)
Medicine
b)
Energy (electricity)
c)
Agriculture
d)
All of the above
32.

Radioactive dating uses the half-life of different radioactive materials to provide information about the _______ of a sample.

a)

purity

b)

age

c)

radioactivity

d)

nuclear stability

33.

What is a use of radioactive materials in medicine?

a)

oxygen masks

b)

antibiotics

c)

tracers

d)

heat monitors

34.

How is radiation used to treat cancer?

a)

Radiation is used to stimulate the growth of cancer cells

b)

Cancer cells are bombarded with radiation and become inactive

c)

Cancer cells are burned up by radiation

d)

Radiation melts cancer cells

35.

Radioactivity can be harmful and cause disease because it affects _________.

a)

air

b)

water

c)

cells

d)

blood

36.

Nuclear medicine (like radiation used in cancer treatment) is used to both diagnose and treat different diseases.

a)

True

b)

False

37.

Suggest way that a scientist can protect themselves against exposure when handling radioactive sources.

a)

Storing sources in a lead–lined box using tongs

b)

Goggles and gloves

c)

Tie hair back

38.

Which of these is a use of alpha radiation?

a)

Sterilising food

b)

Smoke detectors

c)

Monitoring paper thickness

d)

Industrial tracers

39.
Radioactive tracers are useful in ____.
a)
calculating the ages of fossils 
b)
fueling nuclear reactions 
c)
determining medical problems 
d)
treating brain tumors 
40.
Which is not a type of radiation?
a)
Gamma
b)
Beta
c)
Alpha
d)
Omega
41.

What is Medical Imaging

a)

Diagnosis using computer technology

b)

Visual representation of the interior of a body

c)

Virtual representation of symptoms

d)

Simulating a surgery

42.

Which of the following is NOT a type of medical imaging?

a)

BMI

b)

MRI

c)

CAT Scan

d)

Ultrasound

43.

What device acts as the source and the detector of ultrasound waves

a)

A Transducer

b)

A Solenoid

c)

A Megaphone

d)

Computerized Tomograph

44.

What type of medical imaging is this?

a)

CAT Scan

b)

X-Ray

c)

Ultrasound

d)

MRI

45.

Is ultrasound safe to use?

a)

YES

b)

NO

c)

MAYBE

46.

What is this X-ray showing?

a)

A broken arm

b)

A dislocated elbow

c)

A dislocated knee

d)

A broken leg

47.

SI unit for absorbed dose is

a)

Gray

b)

Sievert

c)

Curie

d)

Roentgen

48.

The absorbed dose weighted for harmful effects of different radiation was manifested by

a)

Effective dose

b)

Absorbed dose

c)

Given dose

d)

Equivalent dose

49.

Tissue weighting factor for alpha particles is

a)

1

b)

2

c)

2.5

d)

20

50.

Nausea and vomiting are the symptoms in acute radiation syndrome

a)

True

b)

False

51.

Uses a very strong magnetic field

a)

MRI

b)

X-Ray

c)

CT

d)

PET

e)

Ultrasonography

52.

Great detail on soft tissues like the brain, tendons and ligaments.

a)

MRI

b)

X-Ray

c)

CT

d)

PET

e)

Ultrasonography

53.

Which of the following is an X-ray

a)
b)
c)
d)
e)
54.

Which of the following is produced using CT?

a)
b)
c)
d)
e)
55.

Which of the following is produced using MRI

a)
b)
c)
d)
e)
56.

Which of the following is produced using ultrasonography?

a)
b)
c)
d)
e)
57.

Which of the following is produced using PET?

a)
b)
c)
d)
e)
58.

Nuclear medicine uses

a)

radioactive pharmaceuticals

b)

random medicine

c)

aspirin

d)

ESP

59.

How does radiation affect living cells?

a)

Radiation can damage DNA inside living cells.

b)

Radiation can strike the DNA molecule directly, ionizing and damaging it.

c)

Radiation can ionize water molecules, producing free radicals that react with and damage DNA molecules.

d)

All of the above

60-68.
60.

What is radiotherapy used to treat?

a)

Cancer

b)

Common cold

c)

Broken bones

d)

Muscle pain

61.

What can medical tracers help to detect?

a)

Hair loss

b)

Internal problems

c)

Muscle growth

d)

Skin diseases

62.

What major problem can ionizing radiation cause to our cells?

a)

DNA mutation

b)

Enhanced cell durability

c)

Improved cell function

d)

Increased cell size

63.

What are the symptoms of radiation sickness?

a)

Decreased sensitivity to pain

b)

Vomiting, tiredness, and hair loss

c)

Increased appetite

d)

Improved vision

64.

How can doctors deliver radiation in radiotherapy?

a)

Externally or internally

b)

Through oral medication only

c)

Through physical exercise

d)

By sunlight exposure

65.

What type of radiation is usually used in the internal method of radiotherapy?

a)

Ultraviolet light

b)

Gamma rays

c)

Beta radiation

d)

Alpha particles

66.

Why do cancer therapy patients often feel sick?

a)

Overconsumption of medication

b)

Lack of physical activity

c)

Healthy cells get damaged

d)

Exposure to sunlight

67.

What is the purpose of using medical tracers?

a)

To increase bone density

b)

To enhance skin health

c)

To improve muscle tone

d)

To track the movement of isotopes in the body

68.

Why do we prefer to use isotopes with a shorter half-life for medical tracers?

a)

To speed up the recovery process

b)

To increase the effectiveness of the tracer

c)

To minimize harmful radiation exposure

d)

To reduce the cost of the procedure

69.

What is the primary use of radioactive isotopes in medicine?

a)

To enhance the flavor of medical food supplements

b)

To diagnose and treat diseases

c)

To improve the structural integrity of medical equipment

d)

To increase the speed of computer systems in hospitals

70.

Which organ is NOT typically imaged using radioactive isotopes in diagnostic procedures?

a)

Thyroid

b)

Heart

c)

Liver

d)

Pancreas

71.

How many radioisotopes are known, according to the text?

a)

50 million

b)

10,000

c)

200

d)

3,800

72.

What is the most widely used radioisotope in diagnostic nuclear medicine?

a)

Uranium-235

b)

Technetium-99m

c)

Iodine-131

d)

Cobalt-60

73.

What process uses a gamma camera to generate images?

a)

MRI scanning

b)

Ultrasound

c)

X-ray imaging

d)

Scintigraphy

74.

Approximately how many nuclear medicine procedures are performed annually worldwide?

a)

Over 50 million

b)

Nearly 1 million

c)

About 200,000

d)

Less than 10,000

75.

What is an isotope?

a)

An atom with the same number of neutrons and electrons, but a different number of protons.

b)

An atom with the same number of protons and electrons, but a different number of neutrons.

c)

An atom with the same number of neutrons and protons, but a different number of electrons.

76.

What is likely to happen to unstable nuclei with too many, or too few, neutrons?

a)

They will decay by emitting radiation.

b)

They will loose all their electrons.

c)

They will bond with other atoms.

77.
When an atom undergoes radioactive decay,  the energy that is released is due to: 
a)
Gravity 
b)
Electromagnetism 
c)
Strong Nuclear 
d)
Weak Nuclear 
78.
Uranium-238  decays into  Thorium-234  by emitting .........
a)
an alpha particle
b)
a beta particle
c)
gamma rays
d)
visible light
79.
Has the lowest penetrating power.  Can only penetrate 0.05 mm into the body and can be stopped by a piece of paper or clothing.
a)
Alpha
b)
Beta
c)
Gamma
80.
Has the highest penetrating power.  Can penetrate our body.  Even several cm thick of lead or several meters thick of concrete cannot stop all of it.
a)
Alpha
b)
Beta
c)
Gamma
81.

radioactivity is

a)

the energy that came from radius

b)

The energy that is released from the nucleus of the atom

c)

the energy that is released from the outer shell of the atom

82.

Beta radiation is ____________________

a)

an electron from an electron shell.

b)

an electron from the nucleus.

c)

two protons and two neutrons.

d)

a high frequency electromagnetic wave.

83.

how penetrating is beta decay?

a)

low

b)

moderate

c)

high

84.

Who is most famous for her discoveries involving radioactivity?

a)

Henri Becquerel

b)

Isaac Newton

c)

Marie Curie

d)

Albert Einstein

85.

What is the dense center of an atom made of positive protons and neutral neutrons called?

a)

Neutron Star

b)

Atomic Shell

c)

Nucleus

d)

Electron Cloud

86.

What is the emission of radiation called?

a)

Photovoltaic

b)

Thermodynamics

c)

Radioactivity

d)

Magnetism

87.

Which type of radiation involves the release of an alpha particle from the nucleus?

a)

Beta radiation

b)

Delta radiation

c)

Alpha radiation

d)

Gamma radiation

88.

What is the process by which an unstable nucleus loses energy and matter by emitting radiation called?

a)

Nuclear fusion

b)

Nuclear fission

c)

Nuclear reaction

d)

Radioactive decay

89.

What is the splitting of 1 larger atom into 2 or more smaller ones called?

a)

Nuclear fusion

b)

Nuclear fission

c)

Nuclear reaction

d)

Radioactive decay

90.

What is the fusing/combining of 2 or more lighter atoms into a larger one called?

a)

Nuclear reaction

b)

Radioactive decay

c)

Nuclear fusion

d)

Nuclear fission

91.

What is the release of electromagnetic energy from the nucleus called?

a)

Alpha radiation

b)

Beta radiation

c)

Gamma radiation

d)

Delta radiation

92.

What is the study of changes to the nucleus of an atom called?

a)

Physical Chemistry

b)

Atomic Chemistry

c)

Nuclear Chemistry

d)

Molecular Chemistry

93.

What is the device that uses nuclear reactions for destructive means called?

a)

Nuclear Fusion

b)

Nuclear Medicine

c)

Nuclear Weapon

d)

Nuclear Reactor

94.

What is the power plant that uses nuclear reactions to create energy called?

a)

Nuclear Reactor

b)

Nuclear Weapon

c)

Nuclear Medicine

d)

Nuclear Fusion

95.

What is the radioactive isotope placed in someone to track how a molecule travels through the body called?

a)

Tracer

b)

Detector

c)

Emitter

d)

Tracker

96.

What is the release of radiation particles due to the disintegration of an atom's nucleus called?

a)

Radioactivity

b)

Photovoltaic

c)

Thermodynamics

d)

Magnetism

97.

What is the release of radioactive waste called?

a)

Nuclear fusion

b)

Nuclear fission

c)

Radioactive decay

d)

Nuclear reaction

98.

What is the emission of radiation particles from the nucleus called?

a)

Radioactivity

b)

Photovoltaic

c)

Thermodynamics

d)

Magnetism

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