Rad 100 quiz #7

What is the difference between ionizing and non ionizing radiation?

Ionizing; has enough energy to cause damage to living cells ( harmful )

non ionzing: does not ( non harmful )

Examples of man made radiation

• Fallout from nuclear weapons testing

• radioactive materials used in industry

• medical and dental ray exposure and radiopharmaceuticals

Where does most of our exposure to natural radiation come from?

radon gas (uranium)

• naturally produced from soil and ground

What accounts for most of the general public’s exposure to man made radiation

medical and dental ray exposure (radiographs)

What is the radiation dose difference between radiation workers and the general public

radiation workers can receive more

What is the field of radiation monitoring called

dosimetry

What does ALARA stand for ?

As Low As Reasonably Achievable

3 types of external radiation protection

• time

• distance

• shielding

what is the most effective protection from external xray exposure

distance

how long is the gestation period and how is it broken down?

38 - 42 weeks

• divided into 3 trimesters