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_______ of the body involves a constant "give and take"
answer
Colinization
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Bacteria are what percent of dry weight in our feces?
answer
30%
question
Protective to us in the right areas.
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Normal flora (normal resident microbiota)
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Microbes that engage in Mutual or commensal association with humans belong to the
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Normal resident microbiota
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A condition in which pathogenic microbes penetrate host defenses, enter tissues, and multiply
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infection
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Microbe acting as infectious agent (influenza, normal flora getting into a spot that it should be)
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Pathogen (the thing that's causing the infection)
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An infection that causes damage or disruption to tissues and organs
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infectious disease
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Microbes that become established, they live on us all the time. They are stable, predictable, less influenced by hygiene, primarily bacteria and yeasts.
(in and around our mouth, mucus membranes, in ears, on our hands, in reproductive track, outer urinary track, our throat, pharynx)
(in and around our mouth, mucus membranes, in ears, on our hands, in reproductive track, outer urinary track, our throat, pharynx)
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Residents
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Microbes that occupy the body for only a short periods. They cling to the surface but do not grow there; influenced by hygiene.
(they come and go, they are normally on the outer layer of the epidurals and can be washed off of our hands)
(they come and go, they are normally on the outer layer of the epidurals and can be washed off of our hands)
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Transient
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Microbiota are everywhere on us that are not sterile. Sites that harbor normal resident microbes are:
answer
-skin
-mucus membranes
-upper respiratory track (oral cavity, pharynx, nasal mucosa)
-gastrointestinal tract (mouth, colon, rectum, anus)
-stomach
-urethra (the outer opening)
-external genitalia
-vagina
-external ear canal
-external eye (lids, lash follicles)
-mucus membranes
-upper respiratory track (oral cavity, pharynx, nasal mucosa)
-gastrointestinal tract (mouth, colon, rectum, anus)
-stomach
-urethra (the outer opening)
-external genitalia
-vagina
-external ear canal
-external eye (lids, lash follicles)
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No microbes (flora) are in the
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Lungs and bronchi
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Inhabitants of respiratory tract
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Staphylococcus aureus, neisseria, and haemophilus
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Microbiota can be good and benefit us by preventing overgrowth and harmful microbes. This is called:
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Microbial antagonism
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Uterus and contents are normally ______ ______ just before birth
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Sterile until
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Normal flora of the skin
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Bacteria:
•pseudomonas
•corynebacterium
•propionibacterium
•staphylococcus
•streptococcus
Fungi:
•candida
Arthropods:
•demodex mite
•pseudomonas
•corynebacterium
•propionibacterium
•staphylococcus
•streptococcus
Fungi:
•candida
Arthropods:
•demodex mite
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Normal flora in the GI tract and oral cavity
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Bacteria:
•streptococcus
•neisseria (linked to meningitis)
Fungi:
•candida
•streptococcus
•neisseria (linked to meningitis)
Fungi:
•candida
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Normal flora of the large intestine and rectum
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Bacteria:
•bacteroides
•fusobacterium
•bifidobacterium
•clostridium
The 4 above are all anaerobic organisms they make up 80-90% organisms in our GI TRACT
The next three: are low levels
•fecal streptococci And staphylococci
•lactobacillus
•coliforms (escherichia, enterobacter)
Fungi:
•candida
•bacteroides
•fusobacterium
•bifidobacterium
•clostridium
The 4 above are all anaerobic organisms they make up 80-90% organisms in our GI TRACT
The next three: are low levels
•fecal streptococci And staphylococci
•lactobacillus
•coliforms (escherichia, enterobacter)
Fungi:
•candida
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Normal flora in the genital tract
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Bacteria:
•lactobacillus (important for reproductive health)
•streptococcus
Fungi:
•candida
•lactobacillus (important for reproductive health)
•streptococcus
Fungi:
•candida
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Normal flora in the urinary tract
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Bacteria:
•staphylococcus
•streptococcus
•lactobacillus
•staphylococcus
•streptococcus
•lactobacillus
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Normal flora in the eye
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Bacteria:
•coagulase-negative
•staphylococci
•streptococci
•coagulase-negative
•staphylococci
•streptococci
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Normal flora in the ear
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Bacteria:
•staphylococci
Fungi:
•candida
•staphylococci
Fungi:
•candida
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The most common residents are aerobic
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Streptococcus species (big cause of tooth decay)
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Intestinal environment favors _____ bacteria
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anaerobic
•bacteroides
•fusobacterium
•bifidobacterium
•clostridium
The 4 above are all anaerobic organisms they make up 80-90% organisms in our GI TRACT
•bacteroides
•fusobacterium
•bifidobacterium
•clostridium
The 4 above are all anaerobic organisms they make up 80-90% organisms in our GI TRACT
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Microbia (normal flora) make products that we needs. Fermentation of waste materials in the feces generate vitamins, Such as:
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B vitamins- B12, K, pyridoxine, riboflavin, and thiamine
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Inhabitants of the nasal entrance, nasal vestibule, and terror nasopharynx
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Staphylococcus aureus
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Mucus membranes of nasophaynx
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Neisseria species
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Tonsils and lower pharynx
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Haemophilus
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In a females, anything above the cervix is
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Steril
(Uterus, is steril,
(Uterus, is steril,
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In the reproduction years in a female, the most important bacteria of the vaginal tract is called
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Lactobacillus - good for keeping yeast infections down caused by candida.
(it makes acidic byproducts) (candidas growth is suppresses in acidic conditions)
(it makes acidic byproducts) (candidas growth is suppresses in acidic conditions)