Causes of Infections
Presentation
•
Other
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7th Grade
•
Practice Problem
•
Easy
Rachel Dickerson
Used 48+ times
FREE Resource
18 Slides • 13 Questions
1
Causes of Infections
2
Multiple Choice
What causes infections?
Microorganisms
Air
Water
Macroorganisms
3
What are Microorganisms?
A small living organism that you need a microscope to see.
4
Multiple Choice
Are ALL microorganisms bad? (As in harmful to humans, plants and animals)
Yes
No
5
Good vs. Evil
Pathogen: Microbe that causes disease or infection.
Normal Flora: Microbes that are beneficial when present.
6
Poll
What do you think? Good or bad?
Flu virus.
Pathogen
Normal flora
7
Poll
What do you think? Good or bad?
Bacteria in our digestive system.
Pathogen
Normal flora
8
Poll
What do you think? Good or bad?
Baker's yeast.
Pathogen
Normal flora
9
Poll
What do you think? Good or bad?
Streptococcal pharyngitis. (Hint: You end up with a sore throat)
Pathogen
Normal flora
10
11
12
Microbes and Infections
13
14
15
16
17
18
19
20
21
22
Multiple Choice
Which microbe is the smallest of them all? (You need an electron microscope to see it)
Bacteria
Fungi
Protozoa
Rickettsiae
Virus
23
Multiple Choice
Which microbe is animal like?
Bacteria
Fungi
Protozoa
Rickettsiae
Virus
24
Multiple Choice
Which microbe is a single-celled prokaryote that is found everywhere?
Bacteria
Fungi
Protozoa
Rickettsiae
Virus
25
Multiple Choice
Which microbe is a eukaryote that lives on dead or decaying organic matter?
Bacteria
Fungi
Protozoa
Rickettsiae
Virus
26
Multiple Choice
Which microbe lives in fleas and ticks, and is spread by their bites?
Bacteria
Fungi
Protozoa
Rickettsiae
Virus
27
Multiple Choice
Which microbe reproduces inside other living cells?
Bacteria
Fungi
Protozoa
Rickettsiae
Virus
28
29
30
Poll
How do pathogens cause infections? (Select all that apply)
Some produce toxins in the body
Some cause allergic reactions in the body
Some attack and destroy living cells
Absorb nutrients from our bodies
31
Causes of Infections
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