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BTEC level 3 extended diploma in medical science unit 21
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a full BTEC level 3 extended diploma in medical science unit 21 assignment 1 up to distinction level
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A1 U21M1
Source of Name of micro Route of transmission Entry into human
infection organism body
Human reservoir HIV HIV HIV
Measles Fluid of from Skin that has
Mumps sexual intercourse been cut from
When someone is wounds
infected with the Contamination
virus sharing of by the
the needle that is bloodstream
now contaminated If a mother has
Infected mother it then by the
that has passed it placenta or
on to child milk that is
Measles from the
Sneezing/coughing mother
Surface that has Measles
been infected Unclean
Open places like atmosphere,
eyes, nose, lips, nose, mouth,
cuts after eyes
contaminated Contamination
place being not by the blood
cleaned stream
Inhaling air that Inhaling the
has been atmosphere
contaminated that has been
Mumps contaminated
Direct contact Hands that
from a person that have touched
has already been contaminated
infected surfaces that
Sneezing/coughing have been
Mumps
From the fluids
of the mouth
like kissing
Inhaling
contaminated
atmosphere
from a close by
person that
has sneezed or
coughed
Not washing
hands after
touching a
contaminated
surface
, Animal Rabies Rabies Rabies
Blastomycosis It is transmitted by skin to mouth
Psittacosis direct contact or open places
from open skin, on the
mouth, eyes animal’s body.
Transmission of Licking of open
saliva contact due wounds by
to being bitten by other infected
an infected animal animals
brain/nervous Blastomycosis
system tissue from Breathing in
an infected infected air
animal. that has
Blastomycosis bacteria by the
Inhaling floating soil that has
micro-organisms fugus
from
Having open
contaminated soil
cuts as well
into the lungs
The fungus is rare, from touching
but it is still can the infected
infect the animal if soil
they have open Blood
skin from cuts transmission
Having open of open cuts
wound cuts and being rubbed
blood on other
transmission animals
Psittacosis Psittacosis
Fever that are in Inhaling the
birds are infected
transmitted by the atmosphere
atmosphere from and passing it
inhaling it by being to other birds
stuck in the same that are
cage around
aerosolized from The dried
dried faeces faeces that is
respiratory tract being touched
secretions of by other birds
infected birds
Non living Salmonella Salmonella Salmonella
Faecal-oral route Infected by
food and water eating foods
by direct animal contaminated
contact, and rarely with faeces
from person-to- from an
person infected
animal
environmental
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