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Blood Clotting
Guarda e ascolta
l'animazione della BBC
sulla coagulazione del sangue ("blood clotting") e riempi gli spazi vuoti con la parola giusta, poi clicca su "Controlla" per verificare le tue risposte
A cut in the
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
must be closed quickly, so that
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
cannot enter the caused infection.
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
contains tiny structures called platelets. When a blood vessel is cut or broken,
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
block the hole: they’re stopped together by threads of a
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
called fibrin. These meshed platelets, red blood
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
and
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
, creates a
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
which seals the cut. The
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
can now heal with reduced risk of
Blood
cells
fibrin
infection
pathogens
platelets
protein
scab
skin
wound
.”
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