Exam 25: Microbial Diseases of the Digestive System

A) the microorganisms multiply within macrophages.
B) infection occurs due to ingestion of endospores.
C) the symptoms are due to infection of the gallbladder.
D) the incubation period is much longer.
E) infection is spread only in the feces of domesticated animals.

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A) water and electrolytes.
B) antitoxin.
C) penicillin.
D) thorough cooking.
E) quinacrine.

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A) plaque accumulation, destruction of enamel, decay in tooth pulp, advancement of decay through enamel, decay in dentin
B) destruction of enamel, advancement of decay through enamel, plaque accumulation, decay in dentin, decay in tooth pulp
C) destruction of enamel, plaque accumulation, advancement of decay through enamel, decay in dentin, decay in tooth pulp
D) decay in dentin, plaque accumulation, destruction of enamel, advancement of decay through enamel, decay in tooth pulp
E) plaque accumulation, destruction of enamel, advancement of decay through enamel, decay in dentin, decay in tooth pulp

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A) mouth.
B) stomach.
C) stomach and small intestine.
D) small intestine and large intestine.
E) accessory structures.

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A) beef - E. coli O157:H7
B) chicken - Campylobacter jejuni
C) eggs - Trichinella spirlais
D) oysters - Vibrio parahaemolyticus
E) custard and cream pies - Staphylococcus aureus

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A) Taenia spp.
B) Escherichia coli
C) Entamoeba histolytica
D) Giardia lamblia
E) Vibrio parahaemolyticus

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A) pinworm infestation - humans ingest parasite's eggs
B) hydatid disease - humans are the definitive host
C) trichinellosis - humans eat larva of parasite
D) Taenia infestation - humans are the definitive host
E) hookworm infestation - parasite bores through skin

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A) a biofilm.
B) gingivitis.
C) tooth enamel.
D) dentin.
E) a pellicle.

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A) Giardia lamblia
B) Trichinella spiralis
C) Staphylococcus aureus
D) Clostridium perfringens
E) Vibrio parahaemolyticus

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A) contamination of food before it reaches a food service establishment.
B) airborne.
C) contamination of food during preparation.
D) contaminated hypodermic needles.
E) blood transfusion.

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