CH 8 PREWORK - Assignment Essays

CH 8 PREWORK

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Posted on

May 24th, 2023

question

Biofilms commonly occur on catheters or other indwelling devices and thus are a source of community-acquired infection?

T or F

answer

False

question

Both gram-positive and gram-negative bacterial infections can cause fever.

T or F

answer

True

question

Age and immune status of an individual might affect the severity of an infection.

T or F

answer

True

question

Bacteria could produce toxins or enzymes that destroy host tissues and cause disease.

T or F

answer

True

question

The release of toxins from a bacterial cell is an example of a virulence factor.

T or F

answer

True

question

Fimbriae are bacterial cell structures used for protein synthesis.

T or F

answer

False

question

Biofilms can protect bacteria against antibiotics or host immune defense.

T or F

answer

True

question

A healthy individual exposed to 1,000 Salmonella bacteria would be unlikely to experience illness.

T or F

answer

True

question

Virulent bacteria grow at the expense of their host.

T or F

answer

True

question

Infection of some parts of the body might produce more serious disease than infections elsewhere in the body, even if the infection is the same type and amount of bacteria.

T or F

answer

True

question

The ability to elicit an exaggerated immune response is an example of a virulence factor.

T or F

answer

True

question

Bacteria could produce acids or gases that destroy host tissues and cause disease.

T or F

answer

True

question

Bacteria that express the enzyme coagulase are likely to be destroyed by host immune defenses.

T or F

answer

False

question

Capsules are an example of a bacterial virulence factor.

T or F

answer

True

question

Biofilms can protect bacteria against antibiotics or host immune defense.

T or F

answer

True

question

In most cases, the symptoms of an infection, like redness and swelling, are the result of bacterial toxins.

T or F

answer

False

question

Bacteria with capsules are more likely to be recognized by host immune responses.

T or F

answer

False

question

Adhesion molecules act like ‘molecular Velcro’ to help bacterial cells attach to the host.

T or F

answer

True

question

Bacterial cells might alter their surface proteins to avoid detection by host immune defenses.

T or F

answer

True

question

Inoculum size refers to the size of a bacteria cell.

T or F

answer

False

question

Infections with gram negative bacteria do not typically result in a fever.

T or F

answer

False

question

A healthy individual exposed to 1,000 Shigella bacteria would be unlikely to experience illness.

T or F

answer

False

question

Adhesion molecules are located on pili.

T or F

answer

True

question

Anaerobic bacteria require oxygen for growth.

T or F

answer

False

question

Biofilms commonly occur on pacemakers or other implants and thus are a source of nosocomial infection.

T or F

answer

True

question

Biofilms are sticky webs produced by the host as a defense against bacterial infection.

T or F

answer

False

1 of 26

question

Biofilms commonly occur on catheters or other indwelling devices and thus are a source of community-acquired infection?

T or F

answer

False

question

Both gram-positive and gram-negative bacterial infections can cause fever.

T or F

answer

True

question

Age and immune status of an individual might affect the severity of an infection.

T or F

answer

True

question

Bacteria could produce toxins or enzymes that destroy host tissues and cause disease.

T or F

answer

True

question

The release of toxins from a bacterial cell is an example of a virulence factor.

T or F

answer

True

question

Fimbriae are bacterial cell structures used for protein synthesis.

T or F

answer

False

question

Biofilms can protect bacteria against antibiotics or host immune defense.

T or F

answer

True

question

A healthy individual exposed to 1,000 Salmonella bacteria would be unlikely to experience illness.

T or F

answer

True

question

Virulent bacteria grow at the expense of their host.

T or F

answer

True

question

Infection of some parts of the body might produce more serious disease than infections elsewhere in the body, even if the infection is the same type and amount of bacteria.

T or F

answer

True

question

The ability to elicit an exaggerated immune response is an example of a virulence factor.

T or F

answer

True

question

Bacteria could produce acids or gases that destroy host tissues and cause disease.

T or F

answer

True

question

Bacteria that express the enzyme coagulase are likely to be destroyed by host immune defenses.

T or F

answer

False

question

Capsules are an example of a bacterial virulence factor.

T or F

answer

True

question

Biofilms can protect bacteria against antibiotics or host immune defense.

T or F

answer

True

question

In most cases, the symptoms of an infection, like redness and swelling, are the result of bacterial toxins.

T or F

answer

False

question

Bacteria with capsules are more likely to be recognized by host immune responses.

T or F

answer

False

question

Adhesion molecules act like ‘molecular Velcro’ to help bacterial cells attach to the host.

T or F

answer

True

question

Bacterial cells might alter their surface proteins to avoid detection by host immune defenses.

T or F

answer

True

question

Inoculum size refers to the size of a bacteria cell.

T or F

answer

False

question

Infections with gram negative bacteria do not typically result in a fever.

T or F

answer

False

question

A healthy individual exposed to 1,000 Shigella bacteria would be unlikely to experience illness.

T or F

answer

False

question

Adhesion molecules are located on pili.

T or F

answer

True

question

Anaerobic bacteria require oxygen for growth.

T or F

answer

False

question

Biofilms commonly occur on pacemakers or other implants and thus are a source of nosocomial infection.

T or F

answer

True

question

Biofilms are sticky webs produced by the host as a defense against bacterial infection.

T or F

answer

False

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