Uses and Risk

________- emitting implants can also be put next to or inside tumours.

________- treating cancer with radiation.

________ tend to cause minor damage without killing the cells.

________ are directed carefully and at just the right dosage to kill the cancer cells without damaging too many normal cells.

________ are usually used in medical tracers.

A computer converts the reading to a display showing where the ________ is coming from.

Since ________ of ionising radiation will kill all living cells, it can be used to treat cancers.

________ can enter living cells and ionise atoms and molecules within them, this can lead to tissue damage.

prolonged exposure to radiation poses future risks and causes side effects

can get rid of cancer entirely

There are risks to using______

High doses of ionising radiation will________, so they are used to cure cancer

Benefits are________

Gamma rays are_____ to kill cancer cells

Higher doses_____

Lower doses_________

______ is how risky a person thinks he is