Type III secretion systems are used to inject "effector" proteins directly into a host cell. Salmonella uses a type III secretion system to help the pathogen to

Microorganisms and Disease
Type III secretion systems are used to inject "effector" proteins directly into a host cell. Salmonella uses a type III secretion system to help the pathogen to

secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine

activate T cells to proliferate and secrete cytokines

survive within macrophages

survive the acid pH of the stomach

secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine

activate T cells to proliferate and secrete cytokines

survive within macrophages

survive the acid pH of the stomach

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Microorganisms and Disease
The toxins produced by bacteria

All of these

kill viruses

interfere with physiological processes in the body

encourage bacterial reproduction

All of these

kill viruses

interfere with physiological processes in the body

encourage bacterial reproduction

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Microorganisms and Disease
The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is

live attenuated strains of all three immunological types

heat killed virus

formalin-inactivated viruses

small dosage of wild-type live viruses

live attenuated strains of all three immunological types

heat killed virus

formalin-inactivated viruses

small dosage of wild-type live viruses

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Microorganisms and Disease
The agent responsible for causing mad cow disease is thought to be a

protozoan

prion

fungus

virus

protozoan

prion

fungus

virus

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Microorganisms and Disease
All infections do not cause fever and all fevers are not due to infections which of the following is an example of non-infections cause of fever?

Malaria

Typhoid

Rheumatic disease

Chicken pox

Malaria

Typhoid

Rheumatic disease

Chicken pox

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Microorganisms and Disease
Which is not a major defense mechanism in the stomach?

Proteolytic enzymes

Dense normal flora

Low pH

All of these

Proteolytic enzymes

Dense normal flora

Low pH

All of these

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Microorganisms and Disease

Microorganisms and Disease Type III secretion systems are used to inject "effector" proteins directly into a host cell. Salmonella uses a type III secretion system to help the pathogen to

Microorganisms and Disease The toxins produced by bacteria

Microorganisms and Disease The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is

Microorganisms and Disease The agent responsible for causing mad cow disease is thought to be a

Microorganisms and Disease All infections do not cause fever and all fevers are not due to infections which of the following is an example of non-infections cause of fever?

Microorganisms and Disease Which is not a major defense mechanism in the stomach?

Microorganisms and Disease
Type III secretion systems are used to inject "effector" proteins directly into a host cell. Salmonella uses a type III secretion system to help the pathogen to

Microorganisms and Disease
The toxins produced by bacteria

Microorganisms and Disease
The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is

Microorganisms and Disease
The agent responsible for causing mad cow disease is thought to be a

Microorganisms and Disease
All infections do not cause fever and all fevers are not due to infections which of the following is an example of non-infections cause of fever?

Microorganisms and Disease
Which is not a major defense mechanism in the stomach?