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29 Cards in this Set
- Front
- Back
DIGESTIVE SYSTEM
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Gastrointestinal tract
Accessory organs and structures |
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Gastrointestinal tract
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Mouth, esophagus, stomach, small intestine, large intestine
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Accessory organs and structures
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Teeth, tongue, salivary glands, liver, gall bladder, pancreas
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Normal microbiota
Mouth stomach small intestine accessory organs |
Numerous in mouth and large intestine
Few in stomach and small intestine Accessory organs typically sterile |
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BACTERIAL DISEASE OF THE DIGESTIVE SYSTEM
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Dental carries
Staphylococcal food poisoning Shigellosis Salmonellosis Typhoid fever Cholera Vibrio gastroenteritis Campylobacter gastroenteritis Helicobacter peptic ulcer |
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Dental carries
cause (bacteria what happens what is produced progression |
Caused by Streptococcus mutans
Bacteria stick to teeth Acid produced during fermentation (glucose) destroys enamel Other bacteria penetrate into dentin and pulp |
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Staphylococcal food poisoning
cause result |
Caused by staphylococcus aureus
S. aureus enters food during preparation Exotoxin results in nausea, vomiting, diarrhea |
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Shigellosis
cause transmission result |
Caused by Shigella sp (GNB)
Organism is ingested (may be small quantity) Results in bloody stool, abdominal cramps, fever |
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Salmonellosis
cause transmission result |
Caused by Salmonella sp.
Organisms are ingested (large quantity) often associated with eggs, chicken, vegetables Results in nausea, pain, diarrhea, septicemia |
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Typhoid fever
cause transmission result harbored |
Caused by Salmonella typhi
Transmitted by fecal contact Harbored in gall bladder Results in fever and malaise |
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Cholera
CTR |
Caused by Vibro cholerae (curved GNB, gram negative bacillus)
Organisms are ingested (often in water) Results in vomiting, diarrhea, electrolyte loss |
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Vibrio gastroenteritis
CTR |
Caused by noncholera Vibrio species
Ingested with crustaceans or mollusks Results in diarrhea |
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E. coli gastroenteritis
CTR |
Caused by Escherichia coli O157:H7
Organisms are ingested (contaminated food) Results in diarrhea, hemorrhagic colitis |
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Campylobacter gastroenteritis
CTR |
Caused by Campylobacter jejuni
Ingested with contaminated chicken and cow’s milk Results in fever, cramping, diarrhea |
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Helicobacter peptic ulcer
CTR |
Caused by Heliobacter pylori
Organisms are ingested (contaminated food) Can stand the low pH of the stomach Results in diarrhea, hemorrhagic colitis |
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VIRAL DISEASES OF THE DIGESTIVE SYSTEM (place marker)
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Mumps
Hepatitis |
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Mumps
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Caused by mumps virus (paramyxovirus)
Transmitted through respiratory tract Results in swollen parotid gland, fever, pain |
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Hepatitis
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Caused by several hepatitis viruses
Transmitted by food or water (A), blood, saliva, sweat, semen (B), and blood (C) Results in fever, jaundice, inflamed liver |
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FUNGAL DISEASE OF THE DIGESTIVE SYSTEM (place marker)
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Ergot poisoning
Aflatoxin poisoning |
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Ergot poisoning
CTR |
Caused by Claviceps purpurea
Fungus is ingested in contaminated grains Results in hallucinations, vomiting |
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Aflatoxin poisoning
CTR |
Caused by Aspergillus flavus
Toxin is ingested with contaminated food May result in liver cirrhosis and cancer |
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PROTOZAN DISEASES OF THE DIGESTIVE SYSTEM (place marker)
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Giardiasis
Amoebic dysentery |
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Giardiasis
CTR |
Caused by Giardia lambia
Transmitted in contaminated water Results in nausea, abdominal cramps Prefers the small intestine |
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Amoebic dysentery
CTR |
Caused by Entaomoeba hystolytica
Transmitted by contaminated water Results in diarrhea, tissue damage |
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HELMINTH DISEASES OF THE DIGESTIVE SYSTEM (place marker)
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Tapeworm infections
Pinworm infection Ascariasis Trichinosis |
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Tapeworm infections
CTR |
Caused by cestodes (Taenia)
Transmitted in poorly-cooked meat (worm) or by poor sanitation (eggs) Results in abdominal discomfort |
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Pinworm infection
CTR |
Caused by Enterobius vermicularis
Transmitted by ingesting eggs Results in perianal itching |
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Ascariasis
CTR |
Caused by Ascaris lumbricoides
Transmitted by ingesting eggs Results in mild abdominal discomfort, may cause blockage of intestines, pancreatic and bile ducts |
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Trichinosis
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Caused by trichinella spiralis
Transmitted in undercooked meat Results in GI pain, muscle pain |