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Infection Control
Test items for Safety and Infection Control
Question | Answer |
---|---|
Microorganisms | small, living organism not visible to the naked eye. |
Nonpathogens | are normal flora, may be beneficial |
Pathogens | cause infection and disease, some times called "germs". |
5 main classes of microbes | A. Bacteria B. Protozoa C. Fungi D. Viruses E. Parasites |
Bacteria | simple, one-celled organisms, multiple rapidly. |
3 groups of bacteria | cocci, bactilli, spirilla |
Bacteria are classified based on their | shape and arrangement |
Cocci (def) | bacteria, round, spherical |
Cocci (ex) | gonorrhea, meningitis, pneumonia |
streptococci (def) | cocci that occur in a chain are called |
streptococci (ex) | strep throat rheumatic fever |
staphylococci (def) | cocci that occur in a cluster or group are called |
staphylococci (ex) | MRSA |
Bacilli (def) | bacteria, rod shaped, occur single, pairs, chains, many have flagella,may form spores or thick walls when conditions are bad |
Bacilli (ex) | tetanus pertussis diphtheria typhoid |