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Pathogens
1.
PATHOGENS2.
Lesson objectivesTo describe antibiotics, antiseptics,
disinfectants.
3.
PathogensPathogens are harmful living things that
can cause diseases in human body.
4.
Pathogenic bacteriaSome bacteria
can cause illness.
Tuberculosis,
cholera are
bacterial
diseases.
5.
To fight with pathogenic microbeslike bacteria, fungi, viruses and
protists people use several ways.
such as antibiotics, antiseptics and disinfectants.
6.
Antibiotics are used against bacteria7.
Antiseptics are used on living tissuessuch as skin to avoid infections.
8.
Disinfectants are used on nonlivingsurfaces
9.
HomeworkRead p. 132-133
Answer- to literacy questions on p 133
New words