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organisation b2
cancer
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Ellie
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Cards (11)
what is cancer caused by?
uncontrolled
cell growth
&
division
what is a tumour?
a tumour is a
mass
of
cells
what causes tumours to form?
tumours are formed as a result of
cellular
changes
which lead to
uncontrolled cell growth
&
division
true or false. benign tumours are not cancerous
true
, only
malignant
tumours are
cancerous
properties of a benign tumour:
grows
until no more
room
stays
in
one
place
isn't
cancerous
isn't
dangerous
properties of a malignant tumour:
grows
and
spreads
to neighbouring
healthy
tissues
can break off and spread by travelling in
bloodstream
invade
healthy
tissues
form
secondary
tumours
dangerous _
fatal
cancerous
what
are some risk facts associated with lifestyle - cancer?
smoking
obesity
UV
exposure
viral
infection
what is hepatitis B and hepatitis C?
an infection/virus and can be spread between people through eg
unprotected sex
or sharing
needles
what are secondary tumours?
they are tumours that form when
malignant
tumour cells
break off
the original tumour and
spread
to other parts of the body
how do secondary tumours form?
malignant
tumours
cells
broke
off the tumour and travel by
bloodstream
to form another tumour
what is the risk factor associated with genes?
you can
inherit
faulty genes that make you more susceptible to
cancer.