bacterial & viral diseases (ch 31-33) quiz questions

____ are major vehicles for transmission of respiratory diseases.

A. Soil 

B. Drink water

C. food

D. Aerosols

D. Aerosols

Which of the following pathogens are in the upper respiratory tract? Select all applicable.

A. Staphylococcus aureus

B. Common cold virus

C. Influenza virus

D. Pneumonia viruses

E. Streptococcus pneumoniae

F. Streptococcus pyogenes

A, B, and F

True or false: Upper respiratory infections are typically acute and life-threatening in comparison with lower respiratory infections.

False; non life-threatening

Streptococcal diseases are usually caused by

A. Streptococcus pneumoniae

B. Corynebacterium diphtheriae

C. Streptococcus pyogenes

D. Staphylococcus aureus

A. Streptococcus pneumoniae; C. Streptococcus pyogenes

Streptococcus pyogenes usually causes____ Select all applicable.

A. strep throat

B. lung infections

C. scarlet/ rheumatic fever

D. shock syndrome 

A, C, and D

Which one produces polysaccharide capsules and causes invasive lung infections?

A. Campylobacter

B. Bacillus anthracis

C. Streptococcus pneumoniae

D. influenzas virus A,B,C

C. Streptococcus pneumoniae

True or false: the cold usually causes fever and headache

False; the flu causes these symptoms

Which of the following microorganisms will cause cold? Select all applicable ()

A. Influenza viruses A

B. Rhinoviruses

C. Coronaviruses

D. Adenoviruses

B, C, and D

Bacillus anthracis will produce___ which prevents the killing by macrophages

A. Endospore 

B. Bacitracin

C. Protein capsule 

D. polymyxin

C. Protein capsule 

Clostridium tetani produces the exotoxin—tetanus toxin under___

A. Oxic condition

B. Low pH condition

C. Anoxic condition

D. Dark without light condition

C. Anoxic condition

Which of the following microorganisms will cause gastrointestinal diseases? Select all applicable ( )

A. E. coli

B. Norovirus

C. Campylobacter

D. Pneumonia viruses

A, B, and C

True or false: Salmonella bacteria is a widely used indicator for microbial water contamination.

False; E. coli are

Vibrio cholerae is_____ which will produce______ to cause disease. ()

A. G+, exotoxin

B. G+, enterotoxin

C. G-, enterotoxin

D. G-, exotoxin

C. G-, enterotoxin

true or false: Norovirus is a single strand negative RNA virus and can cause disease via both water and food contamination.

False; it is a positive ssRNA virus

Food spoilage microorganisms are often____.

A. Acids tolerant

B. Oxygen tolerant

C. Heat-tolerant

D. psychrotolerant 

D. psychrotolerant 

Which of the following bacteria are common in Milk? Select all applicable ()

A. Lactococcus

B. Protenus

C. Campylobacter

D. Pseudomonas

A, B, and D

______account for nearly 90% of all foodborne illness. Select all applicable ()

A. Campylobacter

B. norovirus 

C. Salmonella 

D. Escherichia coli O157:H7

E. perfringens

A, B, C, and E

true or false: E. coli can cause disease via forming lesions on the host intestinal mucosa by activating enterotoxin

False; does not activate enterotoxin but rather uses type III secretion system

Which of the following ways will Campylobacter cause disease? Select all applicable ()

A. By undercooked food, like pork, and raw shellfish

B. By contaminated water

C. By person to person

D. Contact with animals

All of the above

Antibiotics cannot cure which of the following the disease. Select all applicable ()

A. Virus disease, like cold and influenza

B. Soilborne diseases, like Anthrax

C. Waterborne disease, like Cholera, Typhi fever and Norovirus illness

D. Foodborne disease like Salmonellosis

A, C, and D